{"product_id":"audi-vw-nox-sensor-8r0907807q","title":"NOx Sensor For Volkswagen \/ Audi \/ Skoda | OEM 8R0907807Q | Nitrogen Oxide Sensor","description":"\u003ch2 data-section-id=\"l0zaa4\" data-start=\"109\" data-end=\"121\"\u003eFitment\u003c\/h2\u003e\n\u003cp data-start=\"122\" data-end=\"291\"\u003eBased on OE catalog cross-reference data, \u003cstrong data-start=\"164\" data-end=\"178\"\u003e8R0907807Q\u003c\/strong\u003e is used in Volkswagen Group \u003cstrong data-start=\"207\" data-end=\"253\"\u003eEA897 \/ V6 TDI diesel SCR (AdBlue) systems\u003c\/strong\u003e, mainly on Audi Q5 platform vehicles.\u003c\/p\u003e\n\u003cp data-start=\"293\" data-end=\"321\"\u003eCommon applications include:\u003c\/p\u003e\n\u003cul data-start=\"323\" data-end=\"565\"\u003e\n\u003cli data-section-id=\"1la0ya7\" data-start=\"323\" data-end=\"376\"\u003eAudi Q5 (8R) 3.0 TDI diesel (various model years)\u003c\/li\u003e\n\u003cli data-section-id=\"wx63or\" data-start=\"377\" data-end=\"409\"\u003eAudi SQ5 (8R) 3.0 TDI diesel\u003c\/li\u003e\n\u003cli data-section-id=\"tjnfor\" data-start=\"410\" data-end=\"481\"\u003eVolkswagen Touareg (7P) 3.0 V6 TDI diesel (selected configurations)\u003c\/li\u003e\n\u003cli data-section-id=\"17y2nho\" data-start=\"482\" data-end=\"565\"\u003eSCR (AdBlue) diesel emission systems (Euro 5 \/ Euro 6 depending on engine code)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"567\" data-end=\"630\"\u003eFitment is strictly based on OE number matching: \u003cstrong data-start=\"616\" data-end=\"630\"\u003e8R0907807Q\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"632\" data-end=\"823\"\u003eOE catalog data confirms this part is a NOx sensor used in VAG V6 TDI SCR systems, often positioned upstream or downstream depending on exhaust layout. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"825\" data-end=\"828\"\u003e\n\u003ch2 data-section-id=\"1sn8sr4\" data-start=\"830\" data-end=\"856\"\u003eTechnical Description\u003c\/h2\u003e\n\u003cp data-start=\"857\" data-end=\"977\"\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=\"979\" data-end=\"1133\"\u003eIt is part of the SCR (Selective Catalytic Reduction) system and regulates AdBlue injection to reduce emissions and ensure compliance with Euro standards.\u003c\/p\u003e\n\u003cp data-start=\"1135\" data-end=\"1268\"\u003eThe sensor is an integrated electronic module designed for high-temperature exhaust environments and continuous emissions monitoring.\u003c\/p\u003e\n\u003chr data-start=\"1270\" data-end=\"1273\"\u003e\n\u003ch2 data-section-id=\"14jk4wc\" data-start=\"1275\" data-end=\"1302\"\u003eSymptoms \/ Fault Codes\u003c\/h2\u003e\n\u003cp data-start=\"1303\" data-end=\"1338\"\u003eCommon symptoms of failure include:\u003c\/p\u003e\n\u003cul data-start=\"1340\" data-end=\"1504\"\u003e\n\u003cli data-section-id=\"1e8aa3i\" data-start=\"1340\" data-end=\"1362\"\u003eCheck engine light\u003c\/li\u003e\n\u003cli data-section-id=\"tb88yx\" data-start=\"1363\" data-end=\"1411\"\u003eP2200 \/ P229F fault codes (system dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"9918q9\" data-start=\"1412\" data-end=\"1443\"\u003eSCR \/ AdBlue system warning\u003c\/li\u003e\n\u003cli data-section-id=\"1q971qf\" data-start=\"1444\" data-end=\"1480\"\u003eReduced engine power (limp mode)\u003c\/li\u003e\n\u003cli data-section-id=\"12mwl3m\" data-start=\"1481\" data-end=\"1504\"\u003eIncreased emissions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1506\" data-end=\"1509\"\u003e\n\u003ch2 data-section-id=\"1exb13b\" data-start=\"1511\" data-end=\"1533\"\u003eOE \/ Part Numbers\u003c\/h2\u003e\n\u003cul data-start=\"1534\" data-end=\"1641\"\u003e\n\u003cli data-section-id=\"cu69ky\" data-start=\"1534\" data-end=\"1548\"\u003e8R0907807Q\u003c\/li\u003e\n\u003cli data-section-id=\"1n2f89t\" data-start=\"1549\" data-end=\"1605\"\u003e8R0907807G (closely related revision in same family)\u003c\/li\u003e\n\u003cli data-section-id=\"1n8kqmy\" data-start=\"1606\" data-end=\"1641\"\u003e8R0907807 (base family reference)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1643\" data-end=\"1646\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"1648\" data-end=\"1656\"\u003eFAQ\u003c\/h2\u003e\n\u003ch3 data-section-id=\"zve43p\" data-start=\"1658\" data-end=\"1699\"\u003eWhich vehicles use this NOx sensor?\u003c\/h3\u003e\n\u003cp data-start=\"1700\" data-end=\"1838\"\u003eIt is mainly used on Audi Q5\/SQ5 8R 3.0 TDI diesel models, with some applications on Volkswagen Touareg depending on engine configuration.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1e80mea\" data-start=\"1840\" data-end=\"1901\"\u003eIs this sensor interchangeable with similar OE numbers?\u003c\/h3\u003e\n\u003cp data-start=\"1902\" data-end=\"2058\"\u003eNot reliably. Even small suffix differences (Q \/ G \/ A variants) can indicate different calibration, cable length, or sensor position (upstream\/downstream).\u003c\/p\u003e\n\u003ch3 data-section-id=\"nfebg9\" data-start=\"2060\" data-end=\"2109\"\u003eWhy do OE numbers have letters like Q or G?\u003c\/h3\u003e\n\u003cp data-start=\"2110\" data-end=\"2238\"\u003eThe suffix indicates engineering revisions, supplier updates, or mounting differences while keeping the same base system family.\u003c\/p\u003e\n\u003ch3 data-section-id=\"o5s0y1\" data-start=\"2240\" data-end=\"2282\"\u003eIs this a diesel or gasoline sensor?\u003c\/h3\u003e\n\u003cp data-start=\"2283\" data-end=\"2345\"\u003eThis is a diesel NOx sensor used in SCR (AdBlue) systems only.\u003c\/p\u003e","brand":"ASHENG","offers":[{"title":"Default Title","offer_id":51863385145476,"sku":"8R0907807Q","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/8313\/1012\/files\/12_c85f0c1d-a897-487d-9aae-aeff39787eef.jpg?v=1778947041","url":"https:\/\/www.jslook.com\/products\/audi-vw-nox-sensor-8r0907807q","provider":"ASHENG","version":"1.0","type":"link"}