{"title":"Cummins | VGT Actuator","description":"\u003cp\u003eThe Cummins VGT actuator adjusts turbo vanes for precise boost control, enhancing engine response, fuel efficiency, and emissions performance. OEM quality.\u003c\/p\u003e","products":[{"product_id":"6382091rx-oem-cummins®-turbocharger-actuator-kit-isc-isl","title":"6382091RX | OEM Cummins Turbocharger Actuator Kit ISC, ISL","description":"\u003cp\u003e\u003cstrong\u003eProduct Description: \u003c\/strong\u003eGenuine Cummins Turbocharger Actuator VGT Kit ISC, ISL\u003cstrong\u003e\u003cbr\u003ePart Number\u003c\/strong\u003e: 6382091RX \u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"282\" data-end=\"297\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cp data-start=\"299\" data-end=\"672\"\u003eThe \u003cstrong data-start=\"303\" data-end=\"342\"\u003eturbocharger actuator kit 6382091RX\u003c\/strong\u003e is a key part used in Cummins engines to control the VGT (Variable Geometry Turbocharger). If you’ve got a Cummins ISC or ISL engine and issues with turbo boost or power, the \u003cstrong data-start=\"518\" data-end=\"531\"\u003e6382091RX\u003c\/strong\u003e actuator might be what needs replacing. It's the component that tells your turbo how to behave depending on how hard your engine is working.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"684\" data-end=\"856\"\u003eUsed in trucks running \u003cstrong data-start=\"707\" data-end=\"727\"\u003eCummins ISC 8.3L\u003c\/strong\u003e and \u003cstrong data-start=\"732\" data-end=\"744\"\u003eISL 8.9L\u003c\/strong\u003e engines with VGT turbos.\u003cbr data-start=\"769\" data-end=\"772\"\u003eCompatible with various configurations where \u003cstrong data-start=\"817\" data-end=\"842\"\u003epart number 6382091RX\u003c\/strong\u003e is specified.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr data-start=\"858\" data-end=\"861\"\u003e\n\u003cp data-start=\"863\" data-end=\"886\"\u003e\u003cstrong\u003eWhat 6382091RX Does:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"888\" data-end=\"1201\"\u003eThe \u003cstrong data-start=\"892\" data-end=\"905\"\u003e6382091RX\u003c\/strong\u003e actuator moves the vanes inside the turbocharger to regulate airflow and keep the boost pressure just right. This helps the engine respond quicker, run more efficiently, and stay within emissions limits. Without a working \u003cstrong data-start=\"1128\" data-end=\"1141\"\u003e6382091RX\u003c\/strong\u003e, you’ll notice poor performance and potential engine codes.\u003c\/p\u003e\n\u003cp data-start=\"1203\" data-end=\"1220\"\u003e\u003cstrong\u003eWhat it improves:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1222\" data-end=\"1342\"\u003e\n\u003cli data-start=\"1222\" data-end=\"1250\"\u003e\n\u003cp data-start=\"1224\" data-end=\"1250\"\u003eFaster throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1251\" data-end=\"1274\"\u003e\n\u003cp data-start=\"1253\" data-end=\"1274\"\u003eBetter fuel economy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1275\" data-end=\"1300\"\u003e\n\u003cp data-start=\"1277\" data-end=\"1300\"\u003eSmoother acceleration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1301\" data-end=\"1320\"\u003e\n\u003cp data-start=\"1303\" data-end=\"1320\"\u003eLower emissions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1321\" data-end=\"1342\"\u003e\n\u003cp data-start=\"1323\" data-end=\"1342\"\u003eReduced turbo lag\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1344\" data-end=\"1347\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"1349\" data-end=\"1394\"\u003e\u003cstrong\u003eHow to Tell if 6382091RX Might Be Failing:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1396\" data-end=\"1475\"\u003eThese are common signs that your \u003cstrong data-start=\"1429\" data-end=\"1457\"\u003e6382091RX turbo actuator\u003c\/strong\u003e may be going bad:\u003c\/p\u003e\n\u003cul data-start=\"1477\" data-end=\"1715\"\u003e\n\u003cli data-start=\"1477\" data-end=\"1516\"\u003e\n\u003cp data-start=\"1479\" data-end=\"1516\"\u003eWeak power or sluggish acceleration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1517\" data-end=\"1557\"\u003e\n\u003cp data-start=\"1519\" data-end=\"1557\"\u003eLots of black smoke from the exhaust\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1558\" data-end=\"1588\"\u003e\n\u003cp data-start=\"1560\" data-end=\"1588\"\u003eTurbo lag or slow response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1589\" data-end=\"1636\"\u003e\n\u003cp data-start=\"1591\" data-end=\"1636\"\u003eCheck engine light with turbo-related codes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1637\" data-end=\"1672\"\u003e\n\u003cp data-start=\"1639\" data-end=\"1672\"\u003eIrregular or low boost pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1673\" data-end=\"1715\"\u003e\n\u003cp data-start=\"1675\" data-end=\"1715\"\u003eHigh fuel consumption or engine derate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1717\" data-end=\"1862\"\u003eSometimes, fault codes like \u003cem data-start=\"1745\" data-end=\"1770\"\u003e\"Actuator Out of Range\"\u003c\/em\u003e, \u003cem data-start=\"1772\" data-end=\"1790\"\u003e\"Position Error\"\u003c\/em\u003e, or \u003cem data-start=\"1795\" data-end=\"1819\"\u003e\"Turbo Not Responding\"\u003c\/em\u003e also point to problems with \u003cstrong data-start=\"1848\" data-end=\"1861\"\u003e6382091RX\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr data-start=\"1864\" data-end=\"1867\"\u003e\n\u003cp data-start=\"1869\" data-end=\"1914\"\u003e\u003cstrong\u003eWhat Usually Damages a 6382091RX Actuator:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1916\" data-end=\"2200\"\u003e\n\u003cli data-start=\"1916\" data-end=\"1975\"\u003e\n\u003cp data-start=\"1918\" data-end=\"1975\"\u003eInternal failure of electronics (burned motor or board)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1976\" data-end=\"2023\"\u003e\n\u003cp data-start=\"1978\" data-end=\"2023\"\u003eWiring issues or corrosion on the connector\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2024\" data-end=\"2068\"\u003e\n\u003cp data-start=\"2026\" data-end=\"2068\"\u003eSoot and carbon buildup inside the turbo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2069\" data-end=\"2123\"\u003e\n\u003cp data-start=\"2071\" data-end=\"2123\"\u003eMechanical wear or stuck gears inside the actuator\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2124\" data-end=\"2200\"\u003e\n\u003cp data-start=\"2126\" data-end=\"2200\"\u003eIncorrect installation or lack of calibration when replacing \u003cstrong data-start=\"2187\" data-end=\"2200\"\u003e6382091RX\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2202\" data-end=\"2205\"\u003e\n\u003cp data-start=\"2207\" data-end=\"2462\"\u003eIf your diagnostics or symptoms point to a bad actuator, replacing it with a \u003cstrong data-start=\"2284\" data-end=\"2313\"\u003egenuine Cummins 6382091RX\u003c\/strong\u003e is the best solution. Don’t go for knock-offs — the real \u003cstrong data-start=\"2371\" data-end=\"2384\"\u003e6382091RX\u003c\/strong\u003e ensures proper turbo function, engine performance, and avoids further issues.\u003c\/p\u003e\n\u003cp data-end=\"513\" data-start=\"226\"\u003e\u003cstrong data-start=\"97\" data-end=\"151\" style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/strong\u003e\u003cstrong data-start=\"97\" data-end=\"151\" style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50133808611575,"sku":null,"price":1289.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1600_15_d60acb7a-e2bf-4a92-a80f-0511c2a7b583.webp?v=1759544781"},{"product_id":"4034288-genuine-cummins®-turbocharger-actuator-kit","title":"4034288 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator \u003cstrong\u003e4034288 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 4034288 \u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003cstrong\u003eRelated Part Numbers: \u003c\/strong\u003e4034288H, 4034288HX, 4034288NX, 4034288RX\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034288\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 4034288:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034288:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270831116535,"sku":"4034288","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"0810070-genuine-cummins®-turbocharger-actuator-kit","title":"0810070 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator \u003cstrong\u003e0810070\u003c\/strong\u003e is a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 0810070\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 0810070\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 0810070:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 0810070:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270843306231,"sku":"0810070","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"172-032-0075-genuine-cummins®-turbocharger-actuator-kit","title":"172-032-0075 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator \u003cstrong\u003e172-032-0075\u003c\/strong\u003e is a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 172-032-0075, 1720320075\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 172-032-0075\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 172-032-0075:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 172-032-0075:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270846386423,"sku":"172-032-0075","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"2835866-genuine-cummins®-turbocharger-actuator-kit","title":"2835866 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator \u003cstrong\u003e2835866 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 2835866\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 2835866\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 2835866:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 2835866:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270851006711,"sku":"2835866","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"2837216-genuine-cummins®-turbocharger-actuator-kit","title":"2837216 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator \u003cstrong\u003e2837216 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 2837216\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 2837216\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 2837216:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 2837216:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270853333239,"sku":"2837216","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"3787566-genuine-cummins®-turbocharger-actuator-kit","title":"3787566 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator \u003cstrong\u003e3787566 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 3787566\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 3787566\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 3787566:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 3787566:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270856315127,"sku":"3787566","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"4032766-genuine-cummins®-turbocharger-actuator-kit","title":"4032766 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator \u003cstrong\u003e4032766 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 4032766\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003cstrong\u003eRelated Part Numbers:\u003c\/strong\u003e 4032766NX, 4032766RX\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4032766\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 4032766:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4032766:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270859002103,"sku":"4032766","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"4034117-genuine-cummins®-turbocharger-actuator-kit","title":"4034117 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator \u003cstrong\u003e4034117\u003c\/strong\u003e is a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 4034117, 4034117RX\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034117\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 4034117:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034117:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270864572663,"sku":"4034117","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"403428800-genuine-cummins®-turbocharger-actuator-kit","title":"403428800 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 403428800 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 403428800, 403428800HX\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 403428800\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 403428800:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 403428800:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270868635895,"sku":"403428800","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"4034401-genuine-cummins®-turbocharger-actuator-kit","title":"4034401 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 4034401 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 4034401\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034401\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 4034401:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034401:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270873190647,"sku":"4034401","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"6448583-genuine-cummins®-turbocharger-actuator-kit","title":"6448583 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 6448583 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 6448583\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 6448583\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 6448583:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 6448583:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270877253879,"sku":"6448583","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"6379045-genuine-cummins®-turbocharger-actuator-kit","title":"6379045 | Genuine Cummins® Turbocharger Actuator Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 6379045 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 6379045\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003cstrong\u003eRelated Part Numbers:\u003c\/strong\u003e 6379045RX, 6379045NX\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 6379045\u003cbr\u003e\u003c\/strong\u003eFor Cummins Engine: ISL CM850, ISL9 CM2250, QSL9 CM2250, ISF3.8 CM2220, ISL9 CM2150 SN, ISL, QSK, QSL\u003cbr\u003eFor Mack Engine: MP8\u003cbr\u003eFor Volvo Engine: D13\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 6379045:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 6379045:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50270880923895,"sku":"6379045","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/s-l1200_1.jpg?v=1763488914"},{"product_id":"4034289-genuine-cummins®-vgt-turbo-actuator-isx","title":"4034289 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 4034289 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 4034289\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003cstrong\u003eRelated Part Numbers:\u003c\/strong\u003e 4034289RX, 4034289NX, 4034289H, 4034289HX\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034289 \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 4034289:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034289:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505139355895,"sku":"4034289","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"172-032-0019-genuine-cummins®-vgt-turbo-actuator-isx","title":"172-032-0019 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 172-032-0019 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e172-032-0019, 1720320019\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 172-032-0019 \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 172-032-0019:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 172-032-0019:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505208266999,"sku":"172-032-0019","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"28087185-genuine-cummins®-vgt-turbo-actuator-isx","title":"28087185 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e28087185\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e28087185\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e28087185\u003c\/span\u003e \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e28087185\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e28087185\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505214394615,"sku":"28087185","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"28087185-10-genuine-cummins®-vgt-turbo-actuator-isx","title":"28087185-10 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e28087185-10\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e28087185-10, 2808718510\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e28087185-10 \u003c\/span\u003e\u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e28087185-10\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 28087185-10:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505243459831,"sku":"28087185-10","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"28169119-genuine-cummins®-vgt-turbo-actuator-isx","title":"28169119 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e28169119\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e28169119\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e28169119\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e28169119\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e28169119\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505251062007,"sku":"28169119","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"28169119-10-genuine-cummins®-vgt-turbo-actuator-isx","title":"28169119-10 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 28169119-10 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e28169119-10, 2816911910\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 28169119-10\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 28169119-10:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 28169119-10:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505253093623,"sku":"28169119-10","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"2835940-genuine-cummins®-vgt-turbo-actuator-isx","title":"2835940 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e2835940\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e2835940 \u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e2835940\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e2835940\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e2835940\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505258959095,"sku":"2835940","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"2837201-genuine-cummins®-vgt-turbo-actuator-isx","title":"2837201 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e2837201\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e2837201\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 2837201\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e2837201\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e2837201\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505264562423,"sku":"2837201","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"3789667-genuine-cummins®-vgt-turbo-actuator-isx","title":"3789667 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e3789667\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e3789667\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e3789667\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e3789667\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e3789667\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505266102519,"sku":"3789667","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"3789676-genuine-cummins®-vgt-turbo-actuator-isx","title":"3789676 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 3789676 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e3789676, 3789677\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 3789676 \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 3789676:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 3789676:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505266954487,"sku":"3789676","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"3791991-genuine-cummins®-vgt-turbo-actuator-isx","title":"3791991 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 3791991 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 3791991, 379199100\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 3791991 \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 3791991:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 3791991:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505267118327,"sku":"3791991","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4032066-genuine-cummins®-vgt-turbo-actuator-isx","title":"4032066 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e4032066\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4032066\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e4032066\u003c\/span\u003e \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e4032066\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e4032066\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505267609847,"sku":"4032066","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4032673-genuine-cummins®-vgt-turbo-actuator-isx","title":"4032673 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e4032673\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4032673\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e4032673\u003c\/span\u003e \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e4032673\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e4032673\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505268822263,"sku":"4032673","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4032760-genuine-cummins®-vgt-turbo-actuator-isx","title":"4032760 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 4032760 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4032760, 4032760NX, 4032760RX\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4032760 \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 4032760:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4032760:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505269018871,"sku":"4032760","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4034116-genuine-cummins®-vgt-turbo-actuator-isx","title":"4034116 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e4034116\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4034116\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e4034116\u003c\/span\u003e \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e4034116\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e4034116\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505270296823,"sku":"4034116","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4034208-genuine-cummins®-vgt-turbo-actuator-isx","title":"4034208 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e4034208\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4034208\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e4034208\u003c\/span\u003e \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e4034208\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e4034208\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505270755575,"sku":"4034208","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4034210-genuine-cummins®-vgt-turbo-actuator-isx","title":"4034210 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 4034210 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4034210, 4034210NX, 4034210RX\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034210 \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 4034210:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034210:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505271083255,"sku":"4034210","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"403428900-genuine-cummins®-vgt-turbo-actuator-isx","title":"403428900 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 403428900 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e403428900, 403428900HX\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 403428900 \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 403428900:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 403428900:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505271345399,"sku":"403428900","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4034403-genuine-cummins®-vgt-turbo-actuator-isx","title":"4034403 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 4034403 \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4034403, 4034403NX, 4034403RX\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034403 \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 4034403:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034403:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505271607543,"sku":"4034403","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4042307-genuine-cummins®-vgt-turbo-actuator-isx","title":"4042307 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e4042307\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4042307\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e4042307\u003c\/span\u003e \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e4042307\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e4042307\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505271804151,"sku":"4042307","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4043340-genuine-cummins®-vgt-turbo-actuator-isx","title":"4043340 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e4043340\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4043340\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e4043340\u003c\/span\u003e \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e4043340\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e4043340\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505272459511,"sku":"4043340","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4045108-genuine-cummins®-vgt-turbo-actuator-isx","title":"4045108 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e4045108\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4045108\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e4045108\u003c\/span\u003e \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e4045108\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e4045108\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505274556663,"sku":"4045108","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4045991-genuine-cummins®-vgt-turbo-actuator-isx","title":"4045991 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003e4045991\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e4045991\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e4045991\u003c\/span\u003e \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003e4045991\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003e4045991\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505275539703,"sku":"4045991","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"ts4032760-genuine-cummins®-vgt-turbo-actuator-isx","title":"TS4032760 | Genuine Cummins® VGT Turbo Actuator ISX","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e \u003cspan\u003eTS4032760\u003c\/span\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003eTS4032760, TS4032760R\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003eTS4032760\u003c\/span\u003e \u003c\/strong\u003eFor Trucks with 15.0L Cummins ISX, ISX CM570, ISX CM870, ISX CM871, ISX CM871 E, ISX15 CM2250, ISX15 CM2250 SN, ISX15 CM2350 X101, ISX15 CM2350 X114, ISZ13 CM2150 SN, QSX, QSX11.9 CM2250 ECF, QSX15 CM2250, QSX15 CM2250 ECF, QSX15 CM2350 X105, QSX15 CM2350 X106, QSX15 CM570, QSZ13 CM2150 Z101, QSZ13 CM2150 Z102 Diesel Engine, 2005-15\u003cbr\u003e\u003cstrong\u003eTurbo Model:\u003c\/strong\u003e HE400VG, HE451VE, HE500VG, HE561VE\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using \u003cspan\u003eTS4032760\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator \u003cspan\u003eTS4032760\u003c\/span\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50505275769079,"sku":"TS4032760","price":1249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/4034289rx-genuine-cummins-turbo-electronic-actuator-advanced-truck-parts-38778_1411x_39e1bb30-d43f-4333-a05a-8bad269c5975.webp?v=1771538998"},{"product_id":"4034308rx-genuine-cummins®-turbo-electronic-actuator","title":"4034308RX | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 4034308RX \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 4034308RX, 4034308NX, 4034308\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034308RX \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 39.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 4034308RX:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034308RX:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50705894277367,"sku":"4034308RX","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"5603776-genuine-cummins®-turbo-electronic-actuator","title":"5603776 | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 5603776\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 5603776, 5603776RX, 5603776NX\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 5603776 \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 39.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 5603776:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 5603776:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707336397047,"sku":"5603776","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"5603456-genuine-cummins®-turbo-electronic-actuator","title":"5603456 | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 5603456\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 5603456, 5603456RX\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 5603456 \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 39.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 5603456:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 5603456:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707338264823,"sku":"5603456","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"5603456nx-genuine-cummins®-turbo-electronic-actuator","title":"5603456NX | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 5603456NX\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 5603456NX, 5603456HX\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 5603456NX \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 39.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 5603456NX:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 5603456NX:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707340493047,"sku":"5603456NX","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"5496046-genuine-cummins®-turbo-electronic-actuator","title":"5496046 | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 5496046\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 5496046, 5496046H\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 5496046 \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 39.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 5496046:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 5496046:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707340787959,"sku":"5496046","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"5496046rx-genuine-cummins®-turbo-electronic-actuator","title":"5496046RX | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 5496046RX\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 5496046RX, 5496046NX\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 5496046RX \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 39.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 5496046RX:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 5496046RX:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707340919031,"sku":"5496046RX","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"4034398-genuine-cummins®-turbo-electronic-actuator","title":"4034398 | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 4034398\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 4034398, 4034398RX, 4034398NX\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034398 \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 39.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 4034398:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034398:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707341967607,"sku":"4034398","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"4034393-genuine-cummins®-turbo-electronic-actuator","title":"4034393 | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 4034393\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 4034393, 4034393RX, 4034393NX\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034393 \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 39.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 4034393:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034393:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707366183159,"sku":"4034393","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"4034308h-genuine-cummins®-turbo-electronic-actuator","title":"4034308H | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 4034308H\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 4034308H\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034308H \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 39.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 4034308H:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034308H:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707367264503,"sku":"4034308H","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"4034175-genuine-cummins®-turbo-electronic-actuator","title":"4034175 | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 4034175\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 4034175, 4034175RX\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 4034175 \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 39.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003ePurpose of using 4034175:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-start=\"298\" data-end=\"349\"\u003e\u003cstrong data-start=\"302\" data-end=\"349\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"350\" data-end=\"399\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-start=\"400\" data-end=\"517\"\u003e\n\u003cli data-start=\"400\" data-end=\"454\"\u003e\n\u003cp data-start=\"402\" data-end=\"454\"\u003e\u003cstrong data-start=\"402\" data-end=\"430\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"455\" data-end=\"517\"\u003e\n\u003cp data-start=\"457\" data-end=\"517\"\u003e\u003cstrong data-start=\"457\" data-end=\"483\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"519\" data-end=\"610\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"646\"\u003e\u003cstrong data-start=\"621\" data-end=\"646\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"647\" data-end=\"716\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-start=\"717\" data-end=\"765\"\u003e\n\u003cli data-start=\"717\" data-end=\"728\"\u003e\n\u003cp data-start=\"719\" data-end=\"728\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"729\" data-end=\"744\"\u003e\n\u003cp data-start=\"731\" data-end=\"744\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"745\" data-end=\"765\"\u003e\n\u003cp data-start=\"747\" data-end=\"765\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"772\" data-end=\"803\"\u003e\u003cstrong data-start=\"776\" data-end=\"803\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"838\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-start=\"839\" data-end=\"918\"\u003e\n\u003cli data-start=\"839\" data-end=\"858\"\u003e\n\u003cp data-start=\"841\" data-end=\"858\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"889\"\u003e\n\u003cp data-start=\"861\" data-end=\"889\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"890\" data-end=\"918\"\u003e\n\u003cp data-start=\"892\" data-end=\"918\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"925\" data-end=\"964\"\u003e\u003cstrong data-start=\"929\" data-end=\"964\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"965\" data-end=\"995\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-start=\"996\" data-end=\"1087\"\u003e\n\u003cli data-start=\"996\" data-end=\"1026\"\u003e\n\u003cp data-start=\"998\" data-end=\"1026\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1027\" data-end=\"1087\"\u003e\n\u003cp data-start=\"1029\" data-end=\"1087\"\u003eAir\/fuel ratio balanced\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 4034175:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"330\" data-start=\"286\"\u003e\u003cstrong data-end=\"330\" data-start=\"293\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"695\" data-start=\"331\"\u003e\n\u003cli data-end=\"406\" data-start=\"331\"\u003e\n\u003cp data-end=\"406\" data-start=\"333\"\u003e\u003cstrong data-end=\"357\" data-start=\"333\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-end=\"383\" data-start=\"361\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"520\" data-start=\"407\"\u003e\n\u003cp data-end=\"520\" data-start=\"409\"\u003e\u003cstrong data-end=\"449\" data-start=\"409\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-end=\"480\" data-start=\"471\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"614\" data-start=\"521\"\u003e\n\u003cp data-end=\"614\" data-start=\"523\"\u003e\u003cstrong data-end=\"552\" data-start=\"523\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-end=\"593\" data-start=\"556\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"695\" data-start=\"615\"\u003e\n\u003cp data-end=\"695\" data-start=\"617\"\u003e\u003cstrong data-end=\"641\" data-start=\"617\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-end=\"683\" data-start=\"645\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"743\" data-start=\"702\"\u003e\u003cstrong data-end=\"743\" data-start=\"709\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"989\" data-start=\"744\"\u003e\n\u003cli data-end=\"823\" data-start=\"744\"\u003e\n\u003cp data-end=\"823\" data-start=\"746\"\u003eDEF gauge shows \u003cstrong data-end=\"792\" data-start=\"762\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"989\" data-start=\"824\"\u003e\n\u003cp data-end=\"989\" data-start=\"826\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-end=\"893\" data-start=\"890\"\u003e\u003cem data-end=\"904\" data-start=\"896\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1038\" data-start=\"996\"\u003e\u003cstrong data-end=\"1038\" data-start=\"1004\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1253\" data-start=\"1039\"\u003e\n\u003cli data-end=\"1120\" data-start=\"1039\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1041\"\u003eIn cold weather, the system \u003cstrong data-end=\"1095\" data-start=\"1069\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1253\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1253\" data-start=\"1123\"\u003eThe engine may \u003cstrong data-end=\"1148\" data-start=\"1138\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-end=\"1189\" data-start=\"1186\"\u003e\u003cem data-end=\"1200\" data-start=\"1192\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1223\" data-start=\"1205\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1309\" data-start=\"1260\"\u003e\u003cstrong data-end=\"1309\" data-start=\"1267\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cli data-end=\"1513\" data-start=\"1310\"\u003e\n\u003cp data-end=\"1513\" data-start=\"1312\"\u003eECU reports \u003cstrong data-end=\"1344\" data-start=\"1324\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-end=\"1380\" data-start=\"1348\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-end=\"1412\" data-start=\"1409\"\u003e\u003cem data-end=\"1423\" data-start=\"1415\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-end=\"1446\" data-start=\"1428\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1567\" data-start=\"1520\"\u003e\u003cstrong data-end=\"1567\" data-start=\"1527\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cli data-end=\"1798\" data-start=\"1568\"\u003e\n\u003cp data-end=\"1798\" data-start=\"1570\"\u003eThe truck goes into \u003cstrong data-end=\"1603\" data-start=\"1590\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-end=\"1649\" data-start=\"1607\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-end=\"1680\" data-start=\"1677\"\u003e\u003cem data-end=\"1691\" data-start=\"1683\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1851\" data-start=\"1805\"\u003e\u003cstrong data-end=\"1851\" data-start=\"1812\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"2099\" data-start=\"1852\"\u003e\n\u003cli data-end=\"1934\" data-start=\"1852\"\u003e\n\u003cp data-end=\"1934\" data-start=\"1854\"\u003eVisible \u003cstrong data-end=\"1880\" data-start=\"1862\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2099\" data-start=\"1935\"\u003e\n\u003cp data-end=\"2099\" data-start=\"1937\"\u003e\u003cstrong data-end=\"1964\" data-start=\"1937\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-end=\"2000\" data-start=\"1997\"\u003e\u003cem data-end=\"2011\" data-start=\"2003\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"381\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-start=\"383\" data-end=\"628\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707367756023,"sku":"4034175","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"3788939-genuine-cummins®-turbo-electronic-actuator","title":"3788939 | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 3788939\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 3788939\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 3788939 \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable style=\"height: 39.2px;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 3788939:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 3788939:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707376439543,"sku":"3788939","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"3784300-genuine-cummins®-turbo-electronic-actuator","title":"3784300 | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 3784300\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 3784300\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 3784300 \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable style=\"height: 39.2px;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 3784300:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 3784300:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707379486967,"sku":"3784300","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"},{"product_id":"3788935-genuine-cummins®-turbo-electronic-actuator","title":"3788935 | Genuine Cummins® Turbo Electronic Actuator","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Turbocharger Actuator\u003cstrong\u003e 3788935\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003eis a control device that manages how a turbocharger operates in an engine. Its main job is to regulate the turbo’s boost pressure so the engine gets the right amount of power without overloading or damaging components.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 3788935\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Cummins\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eFits 3788935 \u003c\/strong\u003eFor\u003cbr\u003e\u003c\/p\u003e\n\u003ctable style=\"height: 39.2px;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"height: 39.2px;\"\u003e\n\u003cspan\u003eCummins ISC 8.3L engines (24 Volt Only)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCummins ISL 8.9L engines (24 Volt Only)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 3788935:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-end=\"349\" data-start=\"298\"\u003e\u003cstrong data-end=\"349\" data-start=\"302\"\u003e1. Controls the Wastegate or Variable Vanes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"399\" data-start=\"350\"\u003eDepending on the type of turbo, the actuator can:\u003c\/p\u003e\n\u003cul data-end=\"517\" data-start=\"400\"\u003e\n\u003cli data-end=\"454\" data-start=\"400\"\u003e\n\u003cp data-end=\"454\" data-start=\"402\"\u003e\u003cstrong data-end=\"430\" data-start=\"402\"\u003eOpen\/close the wastegate\u003c\/strong\u003e (in wastegate turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"455\"\u003e\n\u003cp data-end=\"517\" data-start=\"457\"\u003e\u003cstrong data-end=\"483\" data-start=\"457\"\u003eAdjust the turbo vanes\u003c\/strong\u003e (in variable-geometry\/VGT turbos)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"610\" data-start=\"519\"\u003eThis controls how much exhaust gas enters the turbo, which directly affects boost pressure.\u003c\/p\u003e\n\u003cp data-end=\"646\" data-start=\"617\"\u003e\u003cstrong data-end=\"646\" data-start=\"621\"\u003e2. Prevents Overboost\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"716\" data-start=\"647\"\u003eStops the turbo from producing too much pressure, which could damage:\u003c\/p\u003e\n\u003cul data-end=\"765\" data-start=\"717\"\u003e\n\u003cli data-end=\"728\" data-start=\"717\"\u003e\n\u003cp data-end=\"728\" data-start=\"719\"\u003ePistons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"744\" data-start=\"729\"\u003e\n\u003cp data-end=\"744\" data-start=\"731\"\u003eHead gasket\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"765\" data-start=\"745\"\u003e\n\u003cp data-end=\"765\" data-start=\"747\"\u003eEngine internals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"803\" data-start=\"772\"\u003e\u003cstrong data-end=\"803\" data-start=\"776\"\u003e3. Improves Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"838\" data-start=\"804\"\u003eBy regulating boost precisely, it:\u003c\/p\u003e\n\u003cul data-end=\"918\" data-start=\"839\"\u003e\n\u003cli data-end=\"858\" data-start=\"839\"\u003e\n\u003cp data-end=\"858\" data-start=\"841\"\u003eIncreases power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"889\" data-start=\"859\"\u003e\n\u003cp data-end=\"889\" data-start=\"861\"\u003eImproves throttle response\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"890\"\u003e\n\u003cp data-end=\"918\" data-start=\"892\"\u003eEnhances fuel efficiency\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"964\" data-start=\"925\"\u003e\u003cstrong data-end=\"964\" data-start=\"929\"\u003e4. Helps With Emissions Control\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"995\" data-start=\"965\"\u003eCorrect turbo operation keeps:\u003c\/p\u003e\n\u003cul data-end=\"1087\" data-start=\"996\"\u003e\n\u003cli data-end=\"1026\" data-start=\"996\"\u003e\n\u003cp data-end=\"1026\" data-start=\"998\"\u003eExhaust pressure regulated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1087\" data-start=\"1027\"\u003e\n\u003cp data-end=\"1087\" data-start=\"1029\"\u003eAir\/fuel ratio balanced\u003cbr data-end=\"1055\" data-start=\"1052\"\u003eWhich reduces harmful emissions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Turbocharger Actuator 3788935:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"286\" data-end=\"330\"\u003e\u003cstrong data-start=\"293\" data-end=\"330\"\u003e1. Warning Lights and Fault Codes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"331\" data-end=\"695\"\u003e\n\u003cli data-start=\"331\" data-end=\"406\"\u003e\n\u003cp data-start=\"333\" data-end=\"406\"\u003e\u003cstrong data-start=\"333\" data-end=\"357\"\u003e“Check Engine” light\u003c\/strong\u003e or \u003cstrong data-start=\"361\" data-end=\"383\"\u003e“DEF system fault”\u003c\/strong\u003e message on the dash.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"407\" data-end=\"520\"\u003e\n\u003cp data-start=\"409\" data-end=\"520\"\u003e\u003cstrong data-start=\"409\" data-end=\"449\"\u003eSCR or emissions-related fault codes\u003c\/strong\u003e (often starting with \u003cstrong data-start=\"471\" data-end=\"480\"\u003eP20xx\u003c\/strong\u003e, such as P203F, P205B, P206A, P207F).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"521\" data-end=\"614\"\u003e\n\u003cp data-start=\"523\" data-end=\"614\"\u003e\u003cstrong data-start=\"523\" data-end=\"552\"\u003eDEF quality sensor errors\u003c\/strong\u003e or \u003cstrong data-start=\"556\" data-end=\"593\"\u003etemperature sensor circuit faults\u003c\/strong\u003e stored in the ECM.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"615\" data-end=\"695\"\u003e\n\u003cp data-start=\"617\" data-end=\"695\"\u003e\u003cstrong data-start=\"617\" data-end=\"641\"\u003e“Service DEF system”\u003c\/strong\u003e or \u003cstrong data-start=\"645\" data-end=\"683\"\u003e“Vehicle will derate in XXX miles”\u003c\/strong\u003e messages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"702\" data-end=\"743\"\u003e\u003cstrong data-start=\"709\" data-end=\"743\"\u003e2. Incorrect DEF Level Reading\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"744\" data-end=\"989\"\u003e\n\u003cli data-start=\"744\" data-end=\"823\"\u003e\n\u003cp data-start=\"746\" data-end=\"823\"\u003eDEF gauge shows \u003cstrong data-start=\"762\" data-end=\"792\"\u003eempty or full all the time\u003c\/strong\u003e, regardless of actual level.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"824\" data-end=\"989\"\u003e\n\u003cp data-start=\"826\" data-end=\"989\"\u003eGauge fluctuates or drops suddenly after refilling the DEF tank.\u003cbr data-start=\"890\" data-end=\"893\"\u003e\u003cem data-start=\"896\" data-end=\"904\"\u003eCause:\u003c\/em\u003e DEF level sensor inside the header is malfunctioning or covered in crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"996\" data-end=\"1038\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1038\"\u003e3. DEF Freezing or Not Thawing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1039\" data-end=\"1253\"\u003e\n\u003cli data-start=\"1039\" data-end=\"1120\"\u003e\n\u003cp data-start=\"1041\" data-end=\"1120\"\u003eIn cold weather, the system \u003cstrong data-start=\"1069\" data-end=\"1095\"\u003etakes too long to thaw\u003c\/strong\u003e or never thaws at all.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1121\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1123\" data-end=\"1253\"\u003eThe engine may \u003cstrong data-start=\"1138\" data-end=\"1148\"\u003ederate\u003c\/strong\u003e because frozen DEF can’t be injected.\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e\u003cem data-start=\"1192\" data-end=\"1200\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1205\" data-end=\"1223\"\u003eheater element\u003c\/strong\u003e in the DEF header has failed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1260\" data-end=\"1309\"\u003e\u003cstrong data-start=\"1267\" data-end=\"1309\"\u003e4. DEF Quality or Concentration Errors\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cli data-start=\"1310\" data-end=\"1513\"\u003e\n\u003cp data-start=\"1312\" data-end=\"1513\"\u003eECU reports \u003cstrong data-start=\"1324\" data-end=\"1344\"\u003epoor DEF quality\u003c\/strong\u003e or \u003cstrong data-start=\"1348\" data-end=\"1380\"\u003eincorrect urea concentration\u003c\/strong\u003e even when fresh DEF is used.\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e\u003cem data-start=\"1415\" data-end=\"1423\"\u003eCause:\u003c\/em\u003e The \u003cstrong data-start=\"1428\" data-end=\"1446\"\u003equality sensor\u003c\/strong\u003e inside the header is faulty or contaminated with crystallized DEF.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1520\" data-end=\"1567\"\u003e\u003cstrong data-start=\"1527\" data-end=\"1567\"\u003e5. Engine Derate or Power Limitation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cli data-start=\"1568\" data-end=\"1798\"\u003e\n\u003cp data-start=\"1570\" data-end=\"1798\"\u003eThe truck goes into \u003cstrong data-start=\"1590\" data-end=\"1603\"\u003elimp mode\u003c\/strong\u003e or \u003cstrong data-start=\"1607\" data-end=\"1649\"\u003ereduces speed (e.g., limited to 5 mph)\u003c\/strong\u003e after warnings are ignored.\u003cbr data-start=\"1677\" data-end=\"1680\"\u003e\u003cem data-start=\"1683\" data-end=\"1691\"\u003eCause:\u003c\/em\u003e The ECM forces derate to prevent emissions violations if it detects the SCR system isn’t working properly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1805\" data-end=\"1851\"\u003e\u003cstrong data-start=\"1812\" data-end=\"1851\"\u003e6. Crystallization or Contamination\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1852\" data-end=\"2099\"\u003e\n\u003cli data-start=\"1852\" data-end=\"1934\"\u003e\n\u003cp data-start=\"1854\" data-end=\"1934\"\u003eVisible \u003cstrong data-start=\"1862\" data-end=\"1880\"\u003ewhite crystals\u003c\/strong\u003e or buildup around the DEF tank or header connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1935\" data-end=\"2099\"\u003e\n\u003cp data-start=\"1937\" data-end=\"2099\"\u003e\u003cstrong data-start=\"1937\" data-end=\"1964\"\u003ePoor electrical contact\u003c\/strong\u003e due to corrosion or DEF leakage.\u003cbr data-start=\"1997\" data-end=\"2000\"\u003e\u003cem data-start=\"2003\" data-end=\"2011\"\u003eCause:\u003c\/em\u003e DEF exposure to air causes crystallization, which can damage sensors or block passages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eCummins:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"381\" data-start=\"0\"\u003eCummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems.\u003c\/p\u003e\n\u003cp data-end=\"628\" data-start=\"383\"\u003eThe brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":50707379650807,"sku":"3788935","price":1499.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/IMG_3288-Photoroom_08f41f86-d9e4-49e6-8882-7955cd0cb34b.webp?v=1776875929"}],"url":"https:\/\/forcetruckparts.com\/collections\/cummins-vgt-actuator.oembed?page=3","provider":"Force Truck Parts","version":"1.0","type":"link"}