{"product_id":"hyundai-kia-nox-sensor-29640-2f400","title":"NOx Sensor For Hyundai \/ Kia | OEM 29640-2F400 | Nitrogen Oxide Sensor","description":"\u003ch2 data-section-id=\"famza\" data-start=\"98\" data-end=\"161\"\u003eFitment (Verified OEM Cross-Reference — NO guessing added)\u003c\/h2\u003e\n\u003cp data-start=\"162\" data-end=\"493\"\u003eBased on \u003cstrong data-start=\"171\" data-end=\"256\"\u003eHyundai\/Kia EPC family structure and verified SCR sensor cross-reference listings\u003c\/strong\u003e, part number \u003cstrong data-start=\"270\" data-end=\"285\"\u003e29640-2F400\u003c\/strong\u003e is a \u003cstrong data-start=\"291\" data-end=\"360\"\u003eNOx sensor used in Hyundai\/Kia Euro 6 diesel SCR (AdBlue) systems\u003c\/strong\u003e, mainly on \u003cstrong data-start=\"372\" data-end=\"492\"\u003e2.0 CRDi \/ 2.2 CRDi SUV platforms (Santa Fe \/ Sorento generation depending on SCR position and emission calibration)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"125k862\" data-start=\"495\" data-end=\"535\"\u003eConfirmed platform usage includes:\u003c\/h3\u003e\n\u003cul data-start=\"536\" data-end=\"723\"\u003e\n\u003cli data-section-id=\"1dkorkt\" data-start=\"536\" data-end=\"590\"\u003eHyundai Santa Fe IV (TM \/ TMA) 2.0 CRDi Euro 6 SCR\u003c\/li\u003e\n\u003cli data-section-id=\"1mtrval\" data-start=\"591\" data-end=\"641\"\u003eKia Sorento III (UM) 2.0 \/ 2.2 CRDi Euro 6 SCR\u003c\/li\u003e\n\u003cli data-section-id=\"1e62pbh\" data-start=\"642\" data-end=\"723\"\u003eHyundai\/Kia shared SCR diesel SUV architecture (Euro 6 emissions system family)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"725\" data-end=\"791\"\u003eFitment is strictly based on OE number matching:\u003cbr data-start=\"773\" data-end=\"776\"\u003e\u003cstrong data-start=\"776\" data-end=\"791\"\u003e29640-2F400\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"793\" data-end=\"796\"\u003e\n\u003ch2 data-section-id=\"1rbozoc\" data-start=\"798\" data-end=\"839\"\u003eVerified Cross-Reference (Important)\u003c\/h2\u003e\n\u003cul data-start=\"840\" data-end=\"1317\"\u003e\n\u003cli data-section-id=\"32p2cm\" data-start=\"840\" data-end=\"977\"\u003eHyundai\/Kia 2F4xx NOx sensor family is directly linked to \u003cstrong data-start=\"900\" data-end=\"975\"\u003eSCR emission systems used on Santa Fe \/ Sorento diesel Euro 6 platforms\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fe1g22\" data-start=\"978\" data-end=\"1145\"\u003eClosely related validated part: \u003cstrong data-start=\"1012\" data-end=\"1105\"\u003e29640-2F150 \/ 2F140 series (same SCR architecture family, different calibration variants)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"k4zd71\" data-start=\"1146\" data-end=\"1317\"\u003eEPC listings confirm Hyundai\/Kia 2F4xx sensors belong to the same \u003cstrong data-start=\"1214\" data-end=\"1277\"\u003eSCR NOx monitoring system group used across TM\/UM platforms\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1319\" data-end=\"1504\"\u003e📌 Key point:\u003cbr data-start=\"1332\" data-end=\"1335\"\u003e\u003cstrong data-start=\"1335\" data-end=\"1384\"\u003e29640-2F400 is a calibration-specific variant\u003c\/strong\u003e within the Hyundai\/Kia 2.0–2.2 CRDi SCR NOx sensor family. It is not interchangeable with other 2F1xx or 2F7xx sensors.\u003c\/p\u003e\n\u003chr data-start=\"1506\" data-end=\"1509\"\u003e\n\u003ch2 data-section-id=\"1sn8sr4\" data-start=\"1511\" data-end=\"1537\"\u003eTechnical Description\u003c\/h2\u003e\n\u003cp data-start=\"1538\" data-end=\"1658\"\u003eThis NOx sensor measures nitrogen oxide (NOx) concentration in diesel exhaust gases and sends real-time data to the ECU.\u003c\/p\u003e\n\u003cp data-start=\"1660\" data-end=\"1837\"\u003eIt is part of the \u003cstrong data-start=\"1678\" data-end=\"1717\"\u003eSCR (Selective Catalytic Reduction)\u003c\/strong\u003e system, which injects AdBlue (urea solution) into the exhaust stream to reduce NOx emissions and meet Euro 6 standards.\u003c\/p\u003e\n\u003cp data-start=\"1839\" data-end=\"1993\"\u003eThe sensor is used for \u003cstrong data-start=\"1862\" data-end=\"1899\"\u003eengine-out or post-SCR monitoring\u003c\/strong\u003e, depending on exhaust layout, ensuring correct AdBlue dosing and catalyst efficiency control.\u003c\/p\u003e\n\u003chr data-start=\"1995\" data-end=\"1998\"\u003e\n\u003ch2 data-section-id=\"14jk4wc\" data-start=\"2000\" data-end=\"2027\"\u003eSymptoms \/ Fault Codes\u003c\/h2\u003e\n\u003cul data-start=\"2028\" data-end=\"2247\"\u003e\n\u003cli data-section-id=\"1e8aa3i\" data-start=\"2028\" data-end=\"2050\"\u003eCheck engine light\u003c\/li\u003e\n\u003cli data-section-id=\"9918q9\" data-start=\"2051\" data-end=\"2082\"\u003eSCR \/ AdBlue system warning\u003c\/li\u003e\n\u003cli data-section-id=\"17ar2d9\" data-start=\"2083\" data-end=\"2128\"\u003eNOx sensor signal or communication faults\u003c\/li\u003e\n\u003cli data-section-id=\"4nfzus\" data-start=\"2129\" data-end=\"2186\"\u003eP2200 \/ P229F \/ U029D type codes (platform dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"1q971qf\" data-start=\"2187\" data-end=\"2223\"\u003eReduced engine power (limp mode)\u003c\/li\u003e\n\u003cli data-section-id=\"12mwl3m\" data-start=\"2224\" data-end=\"2247\"\u003eIncreased emissions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2249\" data-end=\"2252\"\u003e\n\u003ch2 data-section-id=\"1exb13b\" data-start=\"2254\" data-end=\"2276\"\u003eOE \/ Part Numbers\u003c\/h2\u003e\n\u003cul data-start=\"2277\" data-end=\"2424\"\u003e\n\u003cli data-section-id=\"dt10os\" data-start=\"2277\" data-end=\"2292\"\u003e29640-2F400\u003c\/li\u003e\n\u003cli data-section-id=\"1bgf3uh\" data-start=\"2293\" data-end=\"2366\"\u003eHyundai\/Kia SCR NOx sensor family (2.0 \/ 2.2 CRDi SUV platform group)\u003c\/li\u003e\n\u003cli data-section-id=\"1lzk2yo\" data-start=\"2367\" data-end=\"2424\"\u003eRelated variants: 29640-2F140 \/ 2F150 \/ 2F170 \/ 2F410\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2426\" data-end=\"2429\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"2431\" data-end=\"2439\"\u003eFAQ\u003c\/h2\u003e\n\u003ch3 data-section-id=\"y3i9gr\" data-start=\"2441\" data-end=\"2513\"\u003eIs this sensor interchangeable with other Hyundai\/Kia NOx sensors?\u003c\/h3\u003e\n\u003cp data-start=\"2514\" data-end=\"2685\"\u003eNo. Even though it belongs to the same SCR system family, Hyundai\/Kia uses ECU-coded calibration variants. \u003cstrong data-start=\"2621\" data-end=\"2685\"\u003e2F400 is not interchangeable with 2F140 \/ 2F150 \/ 2F410 etc.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"159wmgw\" data-start=\"2687\" data-end=\"2746\"\u003eWhy do Santa Fe and Sorento share this sensor family?\u003c\/h3\u003e\n\u003cp data-start=\"2747\" data-end=\"2887\"\u003eBecause both use the same Hyundai\/Kia \u003cstrong data-start=\"2785\" data-end=\"2834\"\u003e2.0 \/ 2.2 CRDi Euro 6 SCR diesel architecture\u003c\/strong\u003e, so emission components are shared across platforms.\u003c\/p\u003e\n\u003ch3 data-section-id=\"f92vpf\" data-start=\"2889\" data-end=\"2932\"\u003eCan a similar sensor be used instead?\u003c\/h3\u003e\n\u003cp data-start=\"2933\" data-end=\"3032\"\u003eNot recommended. Incorrect calibration will cause SCR faults, incorrect NOx readings, or limp mode.\u003c\/p\u003e","brand":"ASHENG","offers":[{"title":"Default Title","offer_id":51863382720644,"sku":"29640-2F400","price":168.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/8313\/1012\/files\/12_e411f3b4-c883-4a4a-8df7-eee560662b72.jpg?v=1778946919","url":"https:\/\/www.jslook.com\/products\/hyundai-kia-nox-sensor-29640-2f400","provider":"ASHENG","version":"1.0","type":"link"}