{"product_id":"renault-nox-sensor-227903512r-sns921","title":"Nox-Sensor für 227903512R SNS921","description":"\u003ch2 data-section-id=\"1uwomxv\" data-start=\"117\" data-end=\"154\"\u003eFitment (Market-Validated Usage)\u003c\/h2\u003e\n\u003cp data-start=\"155\" data-end=\"414\"\u003eBased on \u003cstrong data-start=\"164\" data-end=\"265\"\u003eOEM cross-reference catalogs, Continental SNS921 documentation, and aftermarket supplier listings\u003c\/strong\u003e, this NOx sensor is used in \u003cstrong data-start=\"294\" data-end=\"356\"\u003eRenault–Nissan–Mercedes shared diesel SCR (AdBlue) systems\u003c\/strong\u003e, mainly on light commercial and compact diesel platforms.\u003c\/p\u003e\n\u003cp data-start=\"416\" data-end=\"451\"\u003eCommon system applications include:\u003c\/p\u003e\n\u003cul data-start=\"453\" data-end=\"656\"\u003e\n\u003cli data-section-id=\"1qcdc02\" data-start=\"453\" data-end=\"495\"\u003eRenault Kangoo II 1.5 dCi (Euro 6 SCR)\u003c\/li\u003e\n\u003cli data-section-id=\"13eb2hi\" data-start=\"496\" data-end=\"537\"\u003eRenault Kangoo Express \/ Grand Kangoo\u003c\/li\u003e\n\u003cli data-section-id=\"1j8csdm\" data-start=\"538\" data-end=\"574\"\u003eMercedes-Benz Citan W415 1.5 dCi\u003c\/li\u003e\n\u003cli data-section-id=\"15u41nv\" data-start=\"575\" data-end=\"599\"\u003eNissan NV250 1.5 dCi\u003c\/li\u003e\n\u003cli data-section-id=\"12mlojd\" data-start=\"600\" data-end=\"656\"\u003eRenault–Nissan small commercial diesel SCR platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"658\" data-end=\"749\"\u003eFitment is strictly based on OE number matching:\u003cbr data-start=\"706\" data-end=\"709\"\u003e\u003cstrong data-start=\"709\" data-end=\"749\"\u003e227903512R \/ SNS921 \/ A2C16635500-04\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"751\" data-end=\"954\"\u003eOE cross-reference data confirms this sensor belongs to the Continental\/VDO SNS921 NOx sensor family used across shared Renault–Mercedes–Nissan diesel SCR systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"956\" data-end=\"959\"\u003e\n\u003ch2 data-section-id=\"1sn8sr4\" data-start=\"961\" data-end=\"987\"\u003eTechnical Description\u003c\/h2\u003e\n\u003cp data-start=\"988\" data-end=\"1108\"\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=\"1110\" data-end=\"1256\"\u003eIt is part of the SCR (Selective Catalytic Reduction) system, which uses AdBlue (urea solution) to reduce NOx emissions and meet Euro 6 standards.\u003c\/p\u003e\n\u003cp data-start=\"1258\" data-end=\"1414\"\u003eThe sensor is an integrated electronic module designed for high-temperature exhaust environments with continuous emissions monitoring and ECU communication.\u003c\/p\u003e\n\u003chr data-start=\"1416\" data-end=\"1419\"\u003e\n\u003ch2 data-section-id=\"14jk4wc\" data-start=\"1421\" data-end=\"1448\"\u003eSymptoms \/ Fault Codes\u003c\/h2\u003e\n\u003cul data-start=\"1449\" data-end=\"1658\"\u003e\n\u003cli data-section-id=\"1e8aa3i\" data-start=\"1449\" data-end=\"1471\"\u003eCheck engine light\u003c\/li\u003e\n\u003cli data-section-id=\"9918q9\" data-start=\"1472\" data-end=\"1503\"\u003eSCR \/ AdBlue system warning\u003c\/li\u003e\n\u003cli data-section-id=\"1h33v6l\" data-start=\"1504\" data-end=\"1549\"\u003eNOx sensor communication or signal faults\u003c\/li\u003e\n\u003cli data-section-id=\"6nphkr\" data-start=\"1550\" data-end=\"1597\"\u003eP2200 \/ P229F type codes (system dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"1q971qf\" data-start=\"1598\" data-end=\"1634\"\u003eReduced engine power (limp mode)\u003c\/li\u003e\n\u003cli data-section-id=\"12mwl3m\" data-start=\"1635\" data-end=\"1658\"\u003eIncreased emissions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1660\" data-end=\"1663\"\u003e\n\u003ch2 data-section-id=\"1exb13b\" data-start=\"1665\" data-end=\"1687\"\u003eOE \/ Part Numbers\u003c\/h2\u003e\n\u003cul data-start=\"1688\" data-end=\"1830\"\u003e\n\u003cli data-section-id=\"cbzdvl\" data-start=\"1688\" data-end=\"1702\"\u003e227903512R\u003c\/li\u003e\n\u003cli data-section-id=\"ltng7w\" data-start=\"1703\" data-end=\"1713\"\u003eSNS921\u003c\/li\u003e\n\u003cli data-section-id=\"mw6q2o\" data-start=\"1714\" data-end=\"1749\"\u003eA2C16635500-04 \/ A2C16635500-03\u003c\/li\u003e\n\u003cli data-section-id=\"1o80u0g\" data-start=\"1750\" data-end=\"1830\"\u003eContinental \/ VDO SNS921 sensor family \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1832\" data-end=\"1835\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"1837\" data-end=\"1845\"\u003eFAQ\u003c\/h2\u003e\n\u003ch3 data-section-id=\"153fw06\" data-start=\"1847\" data-end=\"1885\"\u003eIs this sensor vehicle-specific?\u003c\/h3\u003e\n\u003cp data-start=\"1886\" data-end=\"2050\"\u003eYes. NOx sensors must match the exact OE number. Even small suffix differences (512R \/ 342R \/ 461R variants) can affect calibration, connector type, or ECU pairing.\u003c\/p\u003e\n\u003ch3 data-section-id=\"m8ev0p\" data-start=\"2052\" data-end=\"2111\"\u003eWhy do Renault, Nissan, and Mercedes appear together?\u003c\/h3\u003e\n\u003cp data-start=\"2112\" data-end=\"2257\"\u003eBecause these brands share the same small diesel SCR architecture (Kangoo \/ Citan \/ NV250 platforms), using identical emission system components.\u003c\/p\u003e\n\u003ch3 data-section-id=\"txejym\" data-start=\"2259\" data-end=\"2304\"\u003eCan similar OE numbers be used instead?\u003c\/h3\u003e\n\u003cp data-start=\"2305\" data-end=\"2439\"\u003eNot recommended. NOx sensors are ECU-coded emission components and must match exact OE specification to avoid SCR faults or limp mode.\u003c\/p\u003e","brand":"ASHENG","offers":[{"title":"Default Title","offer_id":51863383965828,"sku":"227903512R\/SNS921","price":165.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/8313\/1012\/files\/12_cf07e74d-63c6-4ed1-93b0-4c6332e9dcde.jpg?v=1778946985","url":"https:\/\/www.jslook.com\/de\/products\/renault-nox-sensor-227903512r-sns921","provider":"ASHENG","version":"1.0","type":"link"}