{"product_id":"audi-nox-sensor-4h0907807h-5wk97209","title":"Nox Sensor Für 4H0907807H 5WK97209","description":"\u003ch2 data-section-id=\"l0zaa4\" data-start=\"113\" data-end=\"125\" class=\"PDq2pG_selectionAnchorContainer\"\u003eFitment\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp data-start=\"126\" data-end=\"189\"\u003eConfirmed OE application based on cross-reference catalog data:\u003c\/p\u003e\n\u003cul data-start=\"191\" data-end=\"362\"\u003e\n\u003cli data-section-id=\"pf43j\" data-start=\"191\" data-end=\"236\"\u003eAudi A8 D4 (4H chassis) 3.0 TDI \/ 4.2 TDI\u003c\/li\u003e\n\u003cli data-section-id=\"kivkrt\" data-start=\"237\" data-end=\"296\"\u003eAudi Q7 (4L platform variants depending on engine code)\u003c\/li\u003e\n\u003cli data-section-id=\"wcoc1m\" data-start=\"297\" data-end=\"362\"\u003eV6 \/ V8 TDI diesel engines with SCR (AdBlue) emission systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"364\" data-end=\"412\"\u003eFitment is based strictly on OE number matching.\u003c\/p\u003e\n\u003chr data-start=\"414\" data-end=\"417\"\u003e\n\u003ch2 data-section-id=\"1sn8sr4\" data-start=\"419\" data-end=\"445\"\u003eTechnical Description\u003c\/h2\u003e\n\u003cp data-start=\"446\" data-end=\"572\"\u003eThis NOx sensor is installed in diesel exhaust aftertreatment systems to measure nitrogen oxide (NOx) levels in exhaust gases.\u003c\/p\u003e\n\u003cp data-start=\"574\" data-end=\"724\"\u003eIt sends real-time data to the ECU to control SCR (Selective Catalytic Reduction) dosing strategy and maintain emissions compliance in diesel systems.\u003c\/p\u003e\n\u003cp data-start=\"726\" data-end=\"870\"\u003eThe sensor is part of the emissions monitoring system and is typically mounted in the exhaust line (pre or post SCR depending on configuration).\u003c\/p\u003e\n\u003chr data-start=\"872\" data-end=\"875\"\u003e\n\u003ch2 data-section-id=\"14jk4wc\" data-start=\"877\" data-end=\"904\"\u003eSymptoms \/ Fault Codes\u003c\/h2\u003e\n\u003cp data-start=\"905\" data-end=\"944\"\u003eCommon symptoms of failure may include:\u003c\/p\u003e\n\u003cul data-start=\"946\" data-end=\"1116\"\u003e\n\u003cli data-section-id=\"1e8aa3i\" data-start=\"946\" data-end=\"968\"\u003eCheck engine light\u003c\/li\u003e\n\u003cli data-section-id=\"tb88yx\" data-start=\"969\" data-end=\"1017\"\u003eP2200 \/ P229F fault codes (system dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"9918q9\" data-start=\"1018\" data-end=\"1049\"\u003eSCR \/ AdBlue system warning\u003c\/li\u003e\n\u003cli data-section-id=\"d1njym\" data-start=\"1050\" data-end=\"1092\"\u003eReduced engine performance \/ limp mode\u003c\/li\u003e\n\u003cli data-section-id=\"12mwl3m\" data-start=\"1093\" data-end=\"1116\"\u003eIncreased emissions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1118\" data-end=\"1121\"\u003e\n\u003ch2 data-section-id=\"1exb13b\" data-start=\"1123\" data-end=\"1145\"\u003eOE \/ Part Numbers\u003c\/h2\u003e\n\u003cul data-start=\"1146\" data-end=\"1317\"\u003e\n\u003cli data-section-id=\"ij32x9\" data-start=\"1146\" data-end=\"1160\"\u003e4H0907807H\u003c\/li\u003e\n\u003cli data-section-id=\"tmt5rx\" data-start=\"1161\" data-end=\"1197\"\u003e5WK97209 (Continental reference)\u003c\/li\u003e\n\u003cli data-section-id=\"gsm4mh\" data-start=\"1198\" data-end=\"1317\"\u003eInterchange family: 4H0907807D \/ 4H0907807E \/ 4H0907807M (varies by revision) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1319\" data-end=\"1322\"\u003e\n\u003ch2 data-section-id=\"x9bttf\" data-start=\"1324\" data-end=\"1332\"\u003eFAQ\u003c\/h2\u003e\n\u003ch3 data-section-id=\"qplmuk\" data-start=\"1334\" data-end=\"1369\"\u003eWhat does this NOx sensor do?\u003c\/h3\u003e\n\u003cp data-start=\"1370\" data-end=\"1482\"\u003eIt measures nitrogen oxide levels in diesel exhaust gases and sends signals to the ECU for SCR emission control.\u003c\/p\u003e\n\u003ch3 data-section-id=\"153fw06\" data-start=\"1484\" data-end=\"1522\"\u003eIs this sensor vehicle-specific?\u003c\/h3\u003e\n\u003cp data-start=\"1523\" data-end=\"1587\"\u003eYes. Compatibility is strictly determined by OE number matching.\u003c\/p\u003e\n\u003ch3 data-section-id=\"urpfin\" data-start=\"1589\" data-end=\"1642\"\u003eAre similar 4H0907807 variants interchangeable?\u003c\/h3\u003e\n\u003cp data-start=\"1643\" data-end=\"1751\"\u003eNot always. Even small OE suffix differences usually indicate different calibration or system configuration.\u003c\/p\u003e\n\u003ch3 data-section-id=\"xf421d\" data-start=\"1753\" data-end=\"1785\"\u003eWhat system is it used in?\u003c\/h3\u003e\n\u003cp data-start=\"1786\" data-end=\"1865\"\u003eIt is used in VAG diesel SCR (AdBlue) emission systems on large Audi platforms.\u003c\/p\u003e","brand":"ASHENG","offers":[{"title":"Default Title","offer_id":51863385505924,"sku":"4H0907807H\/5WK97209","price":138.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/8313\/1012\/files\/12_b3e9fe4c-e1d1-40e2-beb7-19e887ba8b70.jpg?v=1778947056","url":"https:\/\/www.jslook.com\/de\/products\/audi-nox-sensor-4h0907807h-5wk97209","provider":"ASHENG","version":"1.0","type":"link"}