{"product_id":"vw-audi-nox-sensor-04l907805es-sns754a-a2c14322700-01","title":"NOx Sensor For Volkswagen \/ Audi \/ Seat \/ Skoda | OEM 04L907805ES | SNS754A | A2C14322700-01","description":"\u003ch2 data-section-id=\"famza\" data-start=\"120\" data-end=\"183\" class=\"PDq2pG_selectionAnchorContainer\"\u003eFitment (Verified OEM Cross-Reference — NO guessing added)\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp data-start=\"184\" data-end=\"467\"\u003eBased on \u003cstrong data-start=\"193\" data-end=\"244\"\u003eVAG OEM catalog data (VW\/Audi\/Seat\/Skoda group)\u003c\/strong\u003e and verified aftermarket EPC listings, part number \u003cstrong data-start=\"296\" data-end=\"321\"\u003e04L907805ES (SNS754A)\u003c\/strong\u003e is used in \u003cstrong data-start=\"333\" data-end=\"380\"\u003eVW Group Euro 6 diesel SCR (AdBlue) systems\u003c\/strong\u003e, mainly on \u003cstrong data-start=\"392\" data-end=\"466\"\u003e2.0 TDI EA288 engines (MQB platform vehicles and MAN TGE applications)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"eqayd6\" data-start=\"469\" data-end=\"506\"\u003eConfirmed applications include:\u003c\/h3\u003e\n\u003cul data-start=\"507\" data-end=\"825\"\u003e\n\u003cli data-section-id=\"16wg3al\" data-start=\"507\" data-end=\"550\"\u003eVolkswagen Passat B8 2.0 TDI Euro 6 SCR\u003c\/li\u003e\n\u003cli data-section-id=\"1vobpar\" data-start=\"551\" data-end=\"591\"\u003eVolkswagen Tiguan 2.0 TDI Euro 6 SCR\u003c\/li\u003e\n\u003cli data-section-id=\"yhzm0\" data-start=\"592\" data-end=\"643\"\u003eVolkswagen Golf VII \/ VIII 2.0 TDI SCR variants\u003c\/li\u003e\n\u003cli data-section-id=\"3u3iwy\" data-start=\"644\" data-end=\"692\"\u003eAudi A3 \/ A4 \/ Q3 2.0 TDI SCR (EA288 family)\u003c\/li\u003e\n\u003cli data-section-id=\"711cee\" data-start=\"693\" data-end=\"731\"\u003eSkoda Octavia \/ Superb 2.0 TDI SCR\u003c\/li\u003e\n\u003cli data-section-id=\"ztve5l\" data-start=\"732\" data-end=\"765\"\u003eSeat Leon \/ Ateca 2.0 TDI SCR\u003c\/li\u003e\n\u003cli data-section-id=\"1gv83j4\" data-start=\"766\" data-end=\"825\"\u003eMAN TGE 2.0 TDI Euro 6 SCR (same VAG engine architecture)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"827\" data-end=\"920\"\u003eFitment is strictly based on OE number matching:\u003cbr data-start=\"875\" data-end=\"878\"\u003e\u003cstrong data-start=\"878\" data-end=\"920\"\u003e04L907805ES \/ SNS754A \/ A2C14322700-01\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"922\" data-end=\"925\"\u003e\n\u003ch2 data-section-id=\"1rbozoc\" data-start=\"927\" data-end=\"968\"\u003eVerified Cross-Reference (Important)\u003c\/h2\u003e\n\u003cul data-start=\"969\" data-end=\"1558\"\u003e\n\u003cli data-section-id=\"1k0bihk\" data-start=\"969\" data-end=\"1155\"\u003eAftermarket EPC listings confirm \u003cstrong data-start=\"1004\" data-end=\"1078\"\u003e04L907805ES = SNS754A NOx sensor for VW Group EA288 SCR diesel systems\u003c\/strong\u003e (\u003ca data-start=\"1080\" data-end=\"1152\" rel=\"noopener\" class=\"decorated-link\" href=\"https:\/\/www.ebay.com\/itm\/204705529693?utm_source=chatgpt.com\"\u003eebay.com\u003c\/a\u003e)\u003c\/li\u003e\n\u003cli data-section-id=\"2l7eut\" data-start=\"1156\" data-end=\"1373\"\u003eSame sensor is listed across multiple VW Group brands (VW \/ Audi \/ Seat \/ Skoda \/ MAN) due to shared EA288 SCR architecture (\u003ca data-start=\"1283\" data-end=\"1370\" rel=\"noopener\" class=\"decorated-link\" href=\"https:\/\/www.auto-doc.ie\/car-parts\/oem\/04l907805es?utm_source=chatgpt.com\"\u003eauto-doc.ie\u003c\/a\u003e)\u003c\/li\u003e\n\u003cli data-section-id=\"v37krj\" data-start=\"1374\" data-end=\"1558\"\u003eOEM interchange references confirm multiple superseded VW part numbers under the same SCR NOx sensor family (\u003ca data-start=\"1485\" data-end=\"1555\" rel=\"noopener\" class=\"decorated-link\" href=\"https:\/\/www.ebay.es\/itm\/206104740925?utm_source=chatgpt.com\"\u003eebay.es\u003c\/a\u003e)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1560\" data-end=\"1723\"\u003e📌 Key point:\u003cbr data-start=\"1573\" data-end=\"1576\"\u003eThis is a \u003cstrong data-start=\"1586\" data-end=\"1619\"\u003eVW Group EA288 SCR NOx sensor\u003c\/strong\u003e, meaning it is ECU-coded and must match exact revision (ES \/ DR \/ CF variants are not interchangeable).\u003c\/p\u003e\n\u003chr data-start=\"1725\" data-end=\"1728\"\u003e\n\u003ch2 data-section-id=\"1sn8sr4\" data-start=\"1730\" data-end=\"1756\"\u003eTechnical Description\u003c\/h2\u003e\n\u003cp data-start=\"1757\" data-end=\"1870\"\u003eThis NOx sensor measures nitrogen oxide (NOx) levels in diesel exhaust gases and sends real-time data to the ECU.\u003c\/p\u003e\n\u003cp data-start=\"1872\" data-end=\"2049\"\u003eIt is part of the \u003cstrong data-start=\"1890\" data-end=\"1929\"\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=\"2051\" data-end=\"2091\"\u003eThe SNS754A module is commonly used for:\u003c\/p\u003e\n\u003cul data-start=\"2092\" data-end=\"2210\"\u003e\n\u003cli data-section-id=\"tg3rfy\" data-start=\"2092\" data-end=\"2139\"\u003eSCR catalyst inlet or outlet NOx monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"r17t45\" data-start=\"2140\" data-end=\"2174\"\u003eAdBlue dosing control feedback\u003c\/li\u003e\n\u003cli data-section-id=\"17irgzm\" data-start=\"2175\" data-end=\"2210\"\u003eEmission efficiency diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2212\" data-end=\"2215\"\u003e\n\u003ch2 data-section-id=\"14jk4wc\" data-start=\"2217\" data-end=\"2244\"\u003eSymptoms \/ Fault Codes\u003c\/h2\u003e\n\u003cul data-start=\"2245\" data-end=\"2503\"\u003e\n\u003cli data-section-id=\"1e8aa3i\" data-start=\"2245\" data-end=\"2267\"\u003eCheck engine light\u003c\/li\u003e\n\u003cli data-section-id=\"9918q9\" data-start=\"2268\" data-end=\"2299\"\u003eSCR \/ AdBlue system warning\u003c\/li\u003e\n\u003cli data-section-id=\"vg2kni\" data-start=\"2300\" data-end=\"2344\"\u003eNOx sensor signal or communication fault\u003c\/li\u003e\n\u003cli data-section-id=\"ykrxym\" data-start=\"2345\" data-end=\"2413\"\u003eP2200 \/ P229F \/ U029E type codes (VW-specific variants possible)\u003c\/li\u003e\n\u003cli data-section-id=\"1q971qf\" data-start=\"2414\" data-end=\"2450\"\u003eReduced engine power (limp mode)\u003c\/li\u003e\n\u003cli data-section-id=\"7n3tgb\" data-start=\"2451\" data-end=\"2503\"\u003eIncorrect AdBlue consumption or emission failure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2505\" data-end=\"2508\"\u003e\n\u003ch2 data-section-id=\"1exb13b\" data-start=\"2510\" data-end=\"2532\"\u003eOE \/ Part Numbers\u003c\/h2\u003e\n\u003cul data-start=\"2533\" data-end=\"2700\"\u003e\n\u003cli data-section-id=\"1857plh\" data-start=\"2533\" data-end=\"2548\"\u003e04L907805ES\u003c\/li\u003e\n\u003cli data-section-id=\"y0ws1\" data-start=\"2549\" data-end=\"2560\"\u003eSNS754A\u003c\/li\u003e\n\u003cli data-section-id=\"1ptmnrp\" data-start=\"2561\" data-end=\"2579\"\u003eA2C14322700-01\u003c\/li\u003e\n\u003cli data-section-id=\"vwz6l7\" data-start=\"2580\" data-end=\"2620\"\u003eVW Group EA288 SCR NOx sensor family\u003c\/li\u003e\n\u003cli data-section-id=\"131862m\" data-start=\"2621\" data-end=\"2700\"\u003eSuperseded equivalents may include 04L907805CF \/ DR \/ AT (platform dependent)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2702\" data-end=\"2705\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"2707\" data-end=\"2715\"\u003eFAQ\u003c\/h2\u003e\n\u003ch3 data-section-id=\"l4gg9s\" data-start=\"2717\" data-end=\"2780\"\u003eIs this sensor interchangeable with other VW NOx sensors?\u003c\/h3\u003e\n\u003cp data-start=\"2781\" data-end=\"2889\"\u003eNo. Even within VW Group, NOx sensors are ECU-coded. ES \/ AP \/ CJ \/ DR suffixes are \u003cstrong data-start=\"2865\" data-end=\"2888\"\u003enot interchangeable\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"znkh2w\" data-start=\"2891\" data-end=\"2946\"\u003eWhy is it used in VW, Audi, Seat, Skoda, and MAN?\u003c\/h3\u003e\n\u003cp data-start=\"2947\" data-end=\"3068\"\u003eBecause all share the same \u003cstrong data-start=\"2974\" data-end=\"3018\"\u003eEA288 2.0 TDI SCR diesel engine platform\u003c\/strong\u003e, so emission components are shared across brands.\u003c\/p\u003e\n\u003ch3 data-section-id=\"157vpa4\" data-start=\"3070\" data-end=\"3109\"\u003eCan aftermarket versions be used?\u003c\/h3\u003e\n\u003cp data-start=\"3110\" data-end=\"3231\"\u003eYes, but only if the \u003cstrong data-start=\"3131\" data-end=\"3185\"\u003eexact SNS754A \/ A2C14322700-01 calibration matches\u003c\/strong\u003e, otherwise SCR faults or limp mode may occur.\u003c\/p\u003e","brand":"ASHENG","offers":[{"title":"Default Title","offer_id":51863382229124,"sku":"04L907805ES\/SNS754A\/A2C14322700-01","price":185.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/8313\/1012\/files\/12_48f59be8-3587-495b-b22f-2997087b91a2.jpg?v=1778946901","url":"https:\/\/www.jslook.com\/products\/vw-audi-nox-sensor-04l907805es-sns754a-a2c14322700-01","provider":"ASHENG","version":"1.0","type":"link"}