{"product_id":"volkswagen-nox-sensor-04l907807de","title":"NOx Sensor for Volkswagen 2.0 TDI | OEM 04L907807DE | Nitrogen Oxide Sensor","description":"\u003ch2 data-section-id=\"l0zaa4\" data-start=\"103\" data-end=\"115\"\u003eFitment\u003c\/h2\u003e\n\u003cp data-start=\"116\" data-end=\"170\"\u003eConfirmed OE application based on OEM catalog listing:\u003c\/p\u003e\n\u003cul data-start=\"172\" data-end=\"379\"\u003e\n\u003cli data-section-id=\"175fmv9\" data-start=\"172\" data-end=\"236\"\u003eVolkswagen Group vehicles (VW \/ Audi \/ Škoda \/ SEAT \/ CUPRA)\u003c\/li\u003e\n\u003cli data-section-id=\"18lx5qj\" data-start=\"237\" data-end=\"299\"\u003eDiesel engines equipped with SCR (AdBlue) emission systems\u003c\/li\u003e\n\u003cli data-section-id=\"7gljn6\" data-start=\"300\" data-end=\"379\"\u003eNOx sensor position varies (upstream \/ downstream depending on configuration)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"381\" data-end=\"445\"\u003eFitment is strictly based on OE number matching: \u003cstrong data-start=\"430\" data-end=\"445\"\u003e04L907807DE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"447\" data-end=\"486\"\u003e \u003c\/p\u003e\n\u003chr data-start=\"488\" data-end=\"491\"\u003e\n\u003ch2 data-section-id=\"1sn8sr4\" data-start=\"493\" data-end=\"519\"\u003eTechnical Description\u003c\/h2\u003e\n\u003cp data-start=\"520\" data-end=\"642\"\u003eThis NOx sensor is used in diesel exhaust aftertreatment systems to measure nitrogen oxide concentration in exhaust gases.\u003c\/p\u003e\n\u003cp data-start=\"644\" data-end=\"802\"\u003eIt provides real-time data to the engine control unit (ECU) to regulate SCR (Selective Catalytic Reduction) dosing strategy and maintain emissions compliance.\u003c\/p\u003e\n\u003cp data-start=\"804\" data-end=\"899\"\u003eThe sensor is part of the AdBlue\/SCR emission monitoring system used in modern diesel vehicles.\u003c\/p\u003e\n\u003chr data-start=\"901\" data-end=\"904\"\u003e\n\u003ch2 data-section-id=\"14jk4wc\" data-start=\"906\" data-end=\"933\"\u003eSymptoms \/ Fault Codes\u003c\/h2\u003e\n\u003cp data-start=\"934\" data-end=\"986\"\u003eCommon symptoms of a failing NOx sensor may include:\u003c\/p\u003e\n\u003cul data-start=\"988\" data-end=\"1158\"\u003e\n\u003cli data-section-id=\"1e8aa3i\" data-start=\"988\" data-end=\"1010\"\u003eCheck engine light\u003c\/li\u003e\n\u003cli data-section-id=\"tb88yx\" data-start=\"1011\" data-end=\"1059\"\u003eP2200 \/ P229F fault codes (system dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"9918q9\" data-start=\"1060\" data-end=\"1091\"\u003eSCR \/ AdBlue system warning\u003c\/li\u003e\n\u003cli data-section-id=\"1yecva8\" data-start=\"1092\" data-end=\"1134\"\u003eReduced engine performance (limp mode)\u003c\/li\u003e\n\u003cli data-section-id=\"12mwl3m\" data-start=\"1135\" data-end=\"1158\"\u003eIncreased emissions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1160\" data-end=\"1163\"\u003e\n\u003ch2 data-section-id=\"1exb13b\" data-start=\"1165\" data-end=\"1187\"\u003eOE \/ Part Numbers\u003c\/h2\u003e\n\u003cul data-start=\"1188\" data-end=\"1203\"\u003e\n\u003cli data-section-id=\"1812l40\" data-start=\"1188\" data-end=\"1203\"\u003e04L907807DE\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1205\" data-end=\"1208\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"1210\" data-end=\"1218\"\u003eFAQ\u003c\/h2\u003e\n\u003ch3 data-section-id=\"qplmuk\" data-start=\"1220\" data-end=\"1255\"\u003eWhat does this NOx sensor do?\u003c\/h3\u003e\n\u003cp data-start=\"1256\" data-end=\"1365\"\u003eIt measures nitrogen oxide levels in diesel exhaust gases and sends data to the ECU for SCR emission control.\u003c\/p\u003e\n\u003ch3 data-section-id=\"153fw06\" data-start=\"1367\" data-end=\"1405\"\u003eIs this sensor vehicle-specific?\u003c\/h3\u003e\n\u003cp data-start=\"1406\" data-end=\"1533\"\u003eYes. It is strictly matched by OE number. Even small suffix differences indicate different calibration or system configuration.\u003c\/p\u003e\n\u003ch3 data-section-id=\"zz2n8o\" data-start=\"1535\" data-end=\"1581\"\u003eCan similar NOx sensors be used instead?\u003c\/h3\u003e\n\u003cp data-start=\"1582\" data-end=\"1667\"\u003eNo. NOx sensors are ECU-calibrated components and must match exact OE specifications.\u003c\/p\u003e","brand":"ASHENG","offers":[{"title":"Default Title","offer_id":51863385669764,"sku":"04L907807DE","price":146.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/8313\/1012\/files\/12_a0e0188a-219d-4eac-8f13-99f31e8aece1.jpg?v=1778947064","url":"https:\/\/www.jslook.com\/products\/volkswagen-nox-sensor-04l907807de","provider":"ASHENG","version":"1.0","type":"link"}