{"product_id":"45-2431-genuine-thermo-king®-microprocessor-controller-mp-t","title":"45-2431 | Genuine Thermo King® Microprocessor Controller mP-T","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Microprocessor Controller \u003cstrong\u003e45-2431\u003c\/strong\u003e is a small onboard computer that controls a specific system by constantly reading data, making decisions, and sending commands — all in real time while the vehicle is running.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e45-2431, 452431\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: Thermo King\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFits 45-2431 For:\u003cbr\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTS-200 \/ TS 200\u003c\/li\u003e\n\u003cli\u003eTS-300 \/ TS 300\u003c\/li\u003e\n\u003cli\u003eTS-500 \/ TS 500\u003c\/li\u003e\n\u003cli\u003eTS-600 \/ TS 600\u003c\/li\u003e\n\u003cli\u003eKD-II \/ KD2\u003c\/li\u003e\n\u003cli\u003eKH-II \/ KH2\u003c\/li\u003e\n\u003cli\u003eMD-II \/ MD 2\u003c\/li\u003e\n\u003cli\u003eMD100 \/ MD 100\u003c\/li\u003e\n\u003cli\u003eMD200 \/ MD 200\u003c\/li\u003e\n\u003cli\u003eMD300 \/ MD 300\u003c\/li\u003e\n\u003cli\u003eTD-II \/ TD 2 SR\u003c\/li\u003e\n\u003cli\u003eXDS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e: mP-T\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003ePurpose of using 45-2431\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\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=\"271\" data-end=\"305\"\u003e\u003cstrong\u003e1. Make real-time decisions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"306\" data-end=\"338\"\u003eA microprocessor controller can:\u003c\/p\u003e\n\u003cul data-start=\"339\" data-end=\"486\"\u003e\n\u003cli data-start=\"339\" data-end=\"383\"\u003e\n\u003cp data-start=\"341\" data-end=\"383\"\u003eRead sensor data \u003cstrong data-start=\"358\" data-end=\"383\"\u003emany times per second\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"384\" data-end=\"486\"\u003e\n\u003cp data-start=\"386\" data-end=\"486\"\u003eInstantly decide the best action\u003cbr\u003eExample: choosing the perfect moment to shift gears or adjust fuel.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"493\" data-end=\"540\"\u003e\u003cstrong\u003e2. Control vehicle systems automatically\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"541\" data-end=\"574\"\u003eControllers operate systems like:\u003c\/p\u003e\n\u003cul data-start=\"575\" data-end=\"694\"\u003e\n\u003cli data-start=\"575\" data-end=\"599\"\u003e\n\u003cp data-start=\"577\" data-end=\"599\"\u003eEngine fuel \u0026amp; ignition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"600\" data-end=\"623\"\u003e\n\u003cp data-start=\"602\" data-end=\"623\"\u003eTransmission shifting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"624\" data-end=\"639\"\u003e\n\u003cp data-start=\"626\" data-end=\"639\"\u003eBraking (ABS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"640\" data-end=\"649\"\u003e\n\u003cp data-start=\"642\" data-end=\"649\"\u003eAirbags\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"650\" data-end=\"667\"\u003e\n\u003cp data-start=\"652\" data-end=\"667\"\u003eClimate control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"668\" data-end=\"694\"\u003e\n\u003cp data-start=\"670\" data-end=\"694\"\u003eLights and body features\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"696\" data-end=\"738\"\u003eThis removes guesswork and manual control.\u003c\/p\u003e\n\u003cp data-start=\"745\" data-end=\"777\"\u003e\u003cstrong\u003e3. Improve fuel efficiency\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"778\" data-end=\"803\"\u003eBy precisely controlling:\u003c\/p\u003e\n\u003cul data-start=\"804\" data-end=\"861\"\u003e\n\u003cli data-start=\"804\" data-end=\"827\"\u003e\n\u003cp data-start=\"806\" data-end=\"827\"\u003eFuel injection timing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"828\" data-end=\"844\"\u003e\n\u003cp data-start=\"830\" data-end=\"844\"\u003eAir-fuel ratio\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"845\" data-end=\"861\"\u003e\n\u003cp data-start=\"847\" data-end=\"861\"\u003eGear selection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"863\" data-end=\"924\"\u003eThe vehicle uses \u003cstrong data-start=\"880\" data-end=\"893\"\u003eless fuel\u003c\/strong\u003e while maintaining performance.\u003c\/p\u003e\n\u003cp data-start=\"931\" data-end=\"957\"\u003e\u003cstrong\u003e4. Reduce emissions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"958\" data-end=\"977\"\u003eControllers ensure:\u003c\/p\u003e\n\u003cul data-start=\"978\" data-end=\"1072\"\u003e\n\u003cli data-start=\"978\" data-end=\"996\"\u003e\n\u003cp data-start=\"980\" data-end=\"996\"\u003eClean combustion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"997\" data-end=\"1035\"\u003e\n\u003cp data-start=\"999\" data-end=\"1035\"\u003eProper catalytic converter operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1036\" data-end=\"1072\"\u003e\n\u003cp data-start=\"1038\" data-end=\"1072\"\u003eEmissions stay within legal limits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1074\" data-end=\"1136\"\u003eModern emissions standards \u003cstrong data-start=\"1101\" data-end=\"1112\"\u003erequire\u003c\/strong\u003e microprocessor control.\u003c\/p\u003e\n\u003cp data-start=\"1143\" data-end=\"1169\"\u003e\u003cstrong\u003e5. Increase safety\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1170\" data-end=\"1192\"\u003eControllers help with:\u003c\/p\u003e\n\u003cul data-start=\"1193\" data-end=\"1308\"\u003e\n\u003cli data-start=\"1193\" data-end=\"1222\"\u003e\n\u003cp data-start=\"1195\" data-end=\"1222\"\u003eABS (prevent wheel lock-up)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1223\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1225\" data-end=\"1253\"\u003eTraction \u0026amp; stability control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1254\" data-end=\"1273\"\u003e\n\u003cp data-start=\"1256\" data-end=\"1273\"\u003eAirbag deployment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1274\" data-end=\"1308\"\u003e\n\u003cp data-start=\"1276\" data-end=\"1308\"\u003ePower limiting to prevent damage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1310\" data-end=\"1352\"\u003eThey react \u003cstrong data-start=\"1321\" data-end=\"1351\"\u003efaster than a human driver\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1359\" data-end=\"1395\"\u003e\u003cstrong\u003e6. Protect vehicle components\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1396\" data-end=\"1408\"\u003eControllers:\u003c\/p\u003e\n\u003cul data-start=\"1409\" data-end=\"1524\"\u003e\n\u003cli data-start=\"1409\" data-end=\"1431\"\u003e\n\u003cp data-start=\"1411\" data-end=\"1431\"\u003ePrevent over-revving\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1432\" data-end=\"1453\"\u003e\n\u003cp data-start=\"1434\" data-end=\"1453\"\u003eReduce harsh shifts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1454\" data-end=\"1487\"\u003e\n\u003cp data-start=\"1456\" data-end=\"1487\"\u003eEnter limp mode to avoid damage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1488\" data-end=\"1524\"\u003e\n\u003cp data-start=\"1490\" data-end=\"1524\"\u003eMonitor temperatures and pressures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1526\" data-end=\"1555\"\u003eThis helps parts last longer.\u003c\/p\u003e\n\u003cp data-start=\"1562\" data-end=\"1601\"\u003e\u003cstrong\u003e7. Provide diagnostics \u0026amp; alerts\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1602\" data-end=\"1614\"\u003eControllers:\u003c\/p\u003e\n\u003cul data-start=\"1615\" data-end=\"1719\"\u003e\n\u003cli data-start=\"1615\" data-end=\"1632\"\u003e\n\u003cp data-start=\"1617\" data-end=\"1632\"\u003eDetect problems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1633\" data-end=\"1652\"\u003e\n\u003cp data-start=\"1635\" data-end=\"1652\"\u003eStore fault codes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1653\" data-end=\"1677\"\u003e\n\u003cp data-start=\"1655\" data-end=\"1677\"\u003eTurn on warning lights\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1678\" data-end=\"1719\"\u003e\n\u003cp data-start=\"1680\" data-end=\"1719\"\u003eHelp technicians diagnose issues faster\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1726\" data-end=\"1764\"\u003e\u003cstrong\u003e8. Allow systems to communicate\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1765\" data-end=\"1833\"\u003eControllers talk to each other over networks (like \u003cstrong data-start=\"1816\" data-end=\"1827\"\u003eCAN bus\u003c\/strong\u003e), so:\u003c\/p\u003e\n\u003cul data-start=\"1834\" data-end=\"1924\"\u003e\n\u003cli data-start=\"1834\" data-end=\"1882\"\u003e\n\u003cp data-start=\"1836\" data-end=\"1882\"\u003eEngine, transmission, and brakes work together\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1883\" data-end=\"1924\"\u003e\n\u003cp data-start=\"1885\" data-end=\"1924\"\u003eVehicle responds smoothly as one system\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=\"585\" data-end=\"703\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Microprocessor Controller 45-2431:\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=\"235\" data-end=\"256\"\u003e\u003cstrong\u003eWarning lights\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"257\" data-end=\"393\"\u003e\n\u003cli data-start=\"257\" data-end=\"281\"\u003e\n\u003cp data-start=\"259\" data-end=\"281\"\u003e\u003cstrong data-start=\"259\" data-end=\"281\"\u003eCheck Engine Light\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"282\" data-end=\"314\"\u003e\n\u003cp data-start=\"284\" data-end=\"314\"\u003e\u003cstrong data-start=\"284\" data-end=\"314\"\u003eTransmission warning light\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"315\" data-end=\"349\"\u003e\n\u003cp data-start=\"317\" data-end=\"349\"\u003e\u003cstrong data-start=\"317\" data-end=\"349\"\u003eABS \/ traction control light\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"350\" data-end=\"393\"\u003e\n\u003cp data-start=\"352\" data-end=\"393\"\u003eMultiple warning lights coming on at once\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"400\" data-end=\"427\"\u003e\u003cstrong\u003ePerformance problems\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"428\" data-end=\"456\"\u003eDepending on the controller:\u003c\/p\u003e\n\u003cul data-start=\"457\" data-end=\"654\"\u003e\n\u003cli data-start=\"457\" data-end=\"509\"\u003e\n\u003cp data-start=\"459\" data-end=\"509\"\u003e\u003cstrong data-start=\"459\" data-end=\"497\"\u003eHard, delayed, or erratic shifting\u003c\/strong\u003e (TCM issue)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"510\" data-end=\"554\"\u003e\n\u003cp data-start=\"512\" data-end=\"554\"\u003e\u003cstrong data-start=\"512\" data-end=\"554\"\u003eVehicle stuck in one gear or limp mode\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"555\" data-end=\"578\"\u003e\n\u003cp data-start=\"557\" data-end=\"578\"\u003e\u003cstrong data-start=\"557\" data-end=\"578\"\u003ePoor acceleration\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"579\" data-end=\"617\"\u003e\n\u003cp data-start=\"581\" data-end=\"617\"\u003e\u003cstrong data-start=\"581\" data-end=\"617\"\u003eEngine misfires or rough running\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"618\" data-end=\"654\"\u003e\n\u003cp data-start=\"620\" data-end=\"654\"\u003e\u003cstrong data-start=\"620\" data-end=\"654\"\u003eStalling or no-start condition\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"661\" data-end=\"702\"\u003e\u003cstrong\u003e Electrical or communication issues\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"703\" data-end=\"936\"\u003e\n\u003cli data-start=\"703\" data-end=\"747\"\u003e\n\u003cp data-start=\"705\" data-end=\"747\"\u003eDashboard gauges stop working or act weird\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"748\" data-end=\"807\"\u003e\n\u003cp data-start=\"750\" data-end=\"807\"\u003ePower windows, locks, or lights work inconsistently (BCM)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"808\" data-end=\"877\"\u003e\n\u003cp data-start=\"810\" data-end=\"877\"\u003eWarning messages like \u003cem data-start=\"832\" data-end=\"856\"\u003e“Service Transmission”\u003c\/em\u003e or \u003cem data-start=\"860\" data-end=\"877\"\u003e“Reduced Power”\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"878\" data-end=\"936\"\u003e\n\u003cp data-start=\"880\" data-end=\"936\"\u003eScan tool \u003cstrong data-start=\"890\" data-end=\"911\"\u003ecan’t communicate\u003c\/strong\u003e with one or more modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"943\" data-end=\"975\"\u003e\u003cstrong\u003eComputer-related symptoms\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"976\" data-end=\"1180\"\u003e\n\u003cli data-start=\"976\" data-end=\"1010\"\u003e\n\u003cp data-start=\"978\" data-end=\"1010\"\u003eRandom problems that come and go\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1011\" data-end=\"1069\"\u003e\n\u003cp data-start=\"1013\" data-end=\"1069\"\u003eProblems that don’t match any obvious mechanical failure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1070\" data-end=\"1130\"\u003e\n\u003cp data-start=\"1072\" data-end=\"1130\"\u003eTrouble codes that \u003cstrong data-start=\"1091\" data-end=\"1111\"\u003ekeep coming back\u003c\/strong\u003e even after repairs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1131\" data-end=\"1180\"\u003e\n\u003cp data-start=\"1133\" data-end=\"1180\"\u003eMultiple unrelated fault codes at the same time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1187\" data-end=\"1215\"\u003e\u003cstrong\u003e Limp \/ fail-safe mode\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1216\" data-end=\"1282\"\u003eThe controller may limit power or shifting to protect the vehicle:\u003c\/p\u003e\n\u003cul data-start=\"1283\" data-end=\"1339\"\u003e\n\u003cli data-start=\"1283\" data-end=\"1299\"\u003e\n\u003cp data-start=\"1285\" data-end=\"1299\"\u003eLow speed only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1300\" data-end=\"1313\"\u003e\n\u003cp data-start=\"1302\" data-end=\"1313\"\u003eLimited RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1314\" data-end=\"1339\"\u003e\n\u003cp data-start=\"1316\" data-end=\"1339\"\u003eLocked in a single gear\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 data-start=\"97\" data-end=\"476\"\u003e\u003cstrong data-start=\"97\" data-end=\"151\"\u003eAbout the Manufacturer – Thermo King:\u003c\/strong\u003e\u003cbr data-start=\"151\" data-end=\"154\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThermo King\u003c\/strong\u003e is a global leader in transport temperature control systems, specializing in refrigeration units for trucks, trailers, buses, rail cars, and shipping containers. Founded in 1938, the brand is renowned for reliable, efficient, and innovative solutions that keep perishable goods at precise temperatures during transport, supporting industries like food, pharmaceuticals, and logistics worldwide.\u003c\/p\u003e","brand":"Thermo King","offers":[{"title":"Default Title","offer_id":50395255242999,"sku":"45-2431","price":839.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/photo_2025-12-31_08-02-42.jpg?v=1767201293","url":"https:\/\/forcetruckparts.com\/products\/45-2431-genuine-thermo-king%c2%ae-microprocessor-controller-mp-t","provider":"Force Truck Parts","version":"1.0","type":"link"}