{"product_id":"volkswagen-2-0-tdi-nox-sensor-04l907805er","title":"Sensore NOx per 04L907805ER","description":"\u003ch2 data-section-id=\"l0zaa4\" data-start=\"103\" data-end=\"115\"\u003eFitment\u003c\/h2\u003e\n\u003cp data-start=\"116\" data-end=\"246\"\u003eCompatible with Volkswagen diesel vehicles equipped with 2.0 TDI engines and SCR (Selective Catalytic Reduction) emission systems.\u003c\/p\u003e\n\u003cp data-start=\"248\" data-end=\"388\"\u003eThis part number is used in Volkswagen Group diesel exhaust aftertreatment systems for nitrogen oxide (NOx) monitoring and emission control.\u003c\/p\u003e\n\u003cul data-start=\"390\" data-end=\"636\"\u003e\n\u003cli data-section-id=\"1857qdw\" data-start=\"390\" data-end=\"405\"\u003e04L907805ER\u003c\/li\u003e\n\u003cli data-section-id=\"ot539l\" data-start=\"406\" data-end=\"461\"\u003eVolkswagen 2.0 TDI EA288 diesel engine applications\u003c\/li\u003e\n\u003cli data-section-id=\"oh2ok3\" data-start=\"462\" data-end=\"502\"\u003eSCR \/ AdBlue diesel emission systems\u003c\/li\u003e\n\u003cli data-section-id=\"15h6l7l\" data-start=\"503\" data-end=\"636\"\u003eFitment varies by model year and ECU calibration (common on VW Passat \/ Golf \/ Tiguan diesel variants depending on configuration)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"638\" data-end=\"641\"\u003e\n\u003ch2 data-section-id=\"1sn8sr4\" data-start=\"643\" data-end=\"669\"\u003eTechnical Description\u003c\/h2\u003e\n\u003cp data-start=\"670\" data-end=\"785\"\u003eThis NOx sensor is installed in the diesel exhaust system to measure nitrogen oxide concentration in exhaust gases.\u003c\/p\u003e\n\u003cp data-start=\"787\" data-end=\"940\"\u003eIt sends real-time data to the engine control unit (ECU) to regulate SCR system dosing and support emissions compliance in diesel aftertreatment systems.\u003c\/p\u003e\n\u003cp data-start=\"942\" data-end=\"1042\"\u003eThe sensor is typically mounted before or after the SCR catalyst depending on vehicle configuration.\u003c\/p\u003e\n\u003chr data-start=\"1044\" data-end=\"1047\"\u003e\n\u003ch2 data-section-id=\"14jk4wc\" data-start=\"1049\" data-end=\"1076\"\u003eSymptoms \/ Fault Codes\u003c\/h2\u003e\n\u003cp data-start=\"1077\" data-end=\"1129\"\u003eCommon symptoms of a failing NOx sensor may include:\u003c\/p\u003e\n\u003cul data-start=\"1131\" data-end=\"1295\"\u003e\n\u003cli data-section-id=\"1e8aa3i\" data-start=\"1131\" data-end=\"1153\"\u003eCheck engine light\u003c\/li\u003e\n\u003cli data-section-id=\"tb88yx\" data-start=\"1154\" data-end=\"1202\"\u003eP2200 \/ P229F fault codes (system dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"9918q9\" data-start=\"1203\" data-end=\"1234\"\u003eSCR \/ AdBlue system warning\u003c\/li\u003e\n\u003cli data-section-id=\"jl6l61\" data-start=\"1235\" data-end=\"1271\"\u003eReduced engine power \/ limp mode\u003c\/li\u003e\n\u003cli data-section-id=\"12mwl3m\" data-start=\"1272\" data-end=\"1295\"\u003eIncreased emissions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1297\" data-end=\"1300\"\u003e\n\u003ch2 data-section-id=\"1exb13b\" data-start=\"1302\" data-end=\"1324\"\u003eOE \/ Part Numbers\u003c\/h2\u003e\n\u003cul data-start=\"1325\" data-end=\"1408\"\u003e\n\u003cli data-section-id=\"1857qdw\" data-start=\"1325\" data-end=\"1340\"\u003e04L907805ER\u003c\/li\u003e\n\u003cli data-section-id=\"4ut69o\" data-start=\"1341\" data-end=\"1408\"\u003eRelated family: 04L907805 series (fitment must be VIN verified)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1410\" data-end=\"1413\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"1415\" data-end=\"1423\"\u003eFAQ\u003c\/h2\u003e\n\u003ch3 data-section-id=\"uyxxez\" data-start=\"1425\" data-end=\"1457\"\u003eWhat does a NOx sensor do?\u003c\/h3\u003e\n\u003cp data-start=\"1458\" data-end=\"1569\"\u003eIt measures nitrogen oxide levels in diesel exhaust systems and sends data to the ECU for SCR emission control.\u003c\/p\u003e\n\u003ch3 data-section-id=\"13k5ovo\" data-start=\"1571\" data-end=\"1594\"\u003eWhere is it used?\u003c\/h3\u003e\n\u003cp data-start=\"1595\" data-end=\"1705\"\u003eIt is used in Volkswagen 2.0 TDI diesel engines with SCR\/AdBlue systems to monitor exhaust gases in real time.\u003c\/p\u003e\n\u003ch3 data-section-id=\"2qq3by\" data-start=\"1707\" data-end=\"1774\"\u003eIs 04L907805ER interchangeable with other 04L907805 variants?\u003c\/h3\u003e\n\u003cp data-start=\"1775\" data-end=\"1912\"\u003eNot necessarily. Even within the same family, differences in software calibration and sensor revision mean exact OE matching is required.\u003c\/p\u003e\n\u003ch3 data-section-id=\"j97hsx\" data-start=\"1914\" data-end=\"1945\"\u003eWhat happens if it fails?\u003c\/h3\u003e\n\u003cp data-start=\"1946\" data-end=\"2050\"\u003eIt may trigger emission warnings, fault codes, and reduced engine performance depending on ECU strategy.\u003c\/p\u003e","brand":"ASHENG","offers":[{"title":"Default Title","offer_id":51863385735300,"sku":"04L907805ER","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/8313\/1012\/files\/12_c51bde0f-a911-421a-9a70-06893647f821.jpg?v=1778947067","url":"https:\/\/www.jslook.com\/it\/products\/volkswagen-2-0-tdi-nox-sensor-04l907805er","provider":"ASHENG","version":"1.0","type":"link"}