{"product_id":"5411635-genuine-cummins®-egr-exhaust-gas-recirculation-valve-isx15","title":"5411635 | Genuine Cummins® EGR Exhaust Gas Recirculation Valve ISX15","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eAn Exhaust Gas Recirculation (EGR) Valve \u003cstrong\u003e5411635 \u003c\/strong\u003eis a key part of a vehicle’s emissions control system. Its main job is to recirculate a small portion of exhaust gases back into the engine’s intake system, reducing harmful emissions and improving combustion efficiency.\u003cbr\u003e\u003cstrong\u003e\u003cbr\u003ePart Number\u003c\/strong\u003e: \u003cspan\u003e5411635\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\u003cspan\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003eFits \u003cspan\u003e5411635\u003c\/span\u003e \u003c\/strong\u003eFor Cummins engine systems \u003cspan\u003eEPA10\/13 15 liter ISX\/QSX\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003ePurpose of using \u003cspan\u003e5411635\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003e1. Reduce Harmful NOx Emissions\u003c\/strong\u003e\n\u003cp\u003e\u003cbr\u003eThe main goal of the EGR system is to cut down nitrogen oxide (NOx) — a major air pollutant that contributes to smog and acid rain.\u003cbr\u003eBy routing a small amount of exhaust gas back into the intake, the EGR valve lowers the combustion temperature, which prevents NOx from forming.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2. Lower Combustion Temperature\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eExhaust gases don’t contain oxygen, so mixing them with fresh air\/fuel makes the mixture less oxygen-rich.\u003cbr\u003eThis causes combustion to happen at a lower temperature, reducing thermal stress on engine components and keeping the engine cooler.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3. Improve Fuel Efficiency\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn diesel and modern gasoline engines, the EGR system helps burn fuel more efficiently at part-throttle or light-load conditions.\u003cbr\u003eIt can slightly improve miles per gallon (MPG) and reduce fuel consumption under cruising conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4. Assist in Emissions System Operation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWorks hand-in-hand with other systems like:\u003cbr\u003eEGR Cooler – cools the exhaust gas before it re-enters the intake.\u003cbr\u003eDPF (Diesel Particulate Filter) – traps soot particles.\u003cbr\u003eSCR (Selective Catalytic Reduction) – removes remaining NOx from exhaust.\u003cbr\u003eTogether, they ensure the engine meets EPA and Euro emissions standards.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e5. Protect Engine Components\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBy reducing combustion temperature and pressure, the EGR valve helps prevent knocking (detonation) in gasoline engines and reduces wear in diesel engines.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"703\" data-start=\"585\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Exhaust Gas Recirculation Valve \u003cspan\u003e5411635\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\u003cul\u003e\n\u003cli data-start=\"135\" data-end=\"298\"\u003e\n\u003cp data-start=\"138\" data-end=\"166\"\u003e\u003cstrong data-start=\"138\" data-end=\"164\"\u003eRough Idle or Stalling\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"170\" data-end=\"298\"\u003e\n\u003cli data-start=\"170\" data-end=\"298\"\u003e\n\u003cp data-start=\"172\" data-end=\"298\"\u003eThe engine may idle roughly or even stall because the air-fuel mixture is affected when the EGR valve is stuck open or closed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"300\" data-end=\"436\"\u003e\n\u003cp data-start=\"303\" data-end=\"332\"\u003e\u003cstrong data-start=\"303\" data-end=\"330\"\u003ePoor Engine Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"336\" data-end=\"436\"\u003e\n\u003cli data-start=\"336\" data-end=\"436\"\u003e\n\u003cp data-start=\"338\" data-end=\"436\"\u003eLoss of power, hesitation, or reduced acceleration due to improper recirculation of exhaust gases.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"438\" data-end=\"590\"\u003e\n\u003cp data-start=\"441\" data-end=\"473\"\u003e\u003cstrong data-start=\"441\" data-end=\"471\"\u003eIncreased Fuel Consumption\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"477\" data-end=\"590\"\u003e\n\u003cli data-start=\"477\" data-end=\"590\"\u003e\n\u003cp data-start=\"479\" data-end=\"590\"\u003eA malfunctioning EGR valve can lead to inefficient combustion, causing the engine to burn more fuel than usual.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"592\" data-end=\"789\"\u003e\n\u003cp data-start=\"595\" data-end=\"628\"\u003e\u003cstrong data-start=\"595\" data-end=\"626\"\u003eCheck Engine Light (CEL) On\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"632\" data-end=\"789\"\u003e\n\u003cli data-start=\"632\" data-end=\"789\"\u003e\n\u003cp data-start=\"634\" data-end=\"789\"\u003eThe ECU may detect an EGR problem and trigger the CEL, often accompanied by codes like \u003cstrong data-start=\"721\" data-end=\"730\"\u003eP0401\u003c\/strong\u003e (EGR flow insufficient) or \u003cstrong data-start=\"758\" data-end=\"767\"\u003eP0402\u003c\/strong\u003e (EGR flow excessive).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"791\" data-end=\"924\"\u003e\n\u003cp data-start=\"794\" data-end=\"843\"\u003e\u003cstrong data-start=\"794\" data-end=\"841\"\u003eRough or Erratic Engine Behavior Under Load\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"847\" data-end=\"924\"\u003e\n\u003cli data-start=\"847\" data-end=\"924\"\u003e\n\u003cp data-start=\"849\" data-end=\"924\"\u003eYou might feel engine knocking, pinging, or hesitation during acceleration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"926\" data-end=\"1084\"\u003e\n\u003cp data-start=\"929\" data-end=\"959\"\u003e\u003cstrong data-start=\"929\" data-end=\"957\"\u003eBlack Smoke from Exhaust\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"963\" data-end=\"1084\"\u003e\n\u003cli data-start=\"963\" data-end=\"1084\"\u003e\n\u003cp data-start=\"965\" data-end=\"1084\"\u003eA stuck-closed EGR valve can cause higher combustion temperatures, leading to black smoke due to incomplete combustion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1086\" data-end=\"1230\"\u003e\n\u003cp data-start=\"1089\" data-end=\"1127\"\u003e\u003cstrong data-start=\"1089\" data-end=\"1125\"\u003eStrong Fuel Smell or Sulfur Odor\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1131\" data-end=\"1230\"\u003e\n\u003cli data-start=\"1131\" data-end=\"1230\"\u003e\n\u003cp data-start=\"1133\" data-end=\"1230\"\u003eWhen the EGR valve is malfunctioning, unburned fuel can cause noticeable smells from the exhaust.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1232\" data-end=\"1365\"\u003e\n\u003cp data-start=\"1235\" data-end=\"1259\"\u003e\u003cstrong data-start=\"1235\" data-end=\"1257\"\u003eEngine Overheating\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1263\" data-end=\"1365\"\u003e\n\u003cli data-start=\"1263\" data-end=\"1365\"\u003e\n\u003cp data-start=\"1265\" data-end=\"1365\"\u003eSince the EGR valve helps reduce combustion temperatures, failure can lead to increased engine heat.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\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 data-end=\"597\" data-start=\"585\"\u003e\u003cstrong style=\"font-size: 0.875rem;\" data-end=\"151\" data-start=\"97\"\u003eAbout the Manufacturer – \u003c\/strong\u003e\u003cstrong style=\"font-size: 0.875rem;\" data-end=\"151\" data-start=\"97\"\u003eCummins:\u003c\/strong\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":50521084854519,"sku":"5411635","price":1275.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/photo_2026-03-11_08-39-36.jpg?v=1773265461","url":"https:\/\/forcetruckparts.com\/products\/5411635-genuine-cummins%c2%ae-egr-exhaust-gas-recirculation-valve-isx15","provider":"Force Truck Parts","version":"1.0","type":"link"}