{"product_id":"nox-sensor-8w0907807b-5wk97257-audi-a3-s3-a4-a5-2015-2018-diesel-emission-system","title":"NOx Sensor Nitrogen Oxide Sensor 8W0907807B \/ 8W0907807H \/ 5WK97257 for Audi A3 S3 A4 A5 Diesel Emission System","description":"\u003cp data-start=\"136\" data-end=\"214\" class=\"PDq2pG_selectionAnchorContainer\"\u003eFitment\u003cbr data-start=\"143\" data-end=\"146\"\u003eCompatible with Audi Euro 6 diesel emission systems (SCR \/ AdBlue)\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"216\" data-end=\"497\"\u003eVehicle applications include:\u003cbr data-start=\"245\" data-end=\"248\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eAudi A3\u003c\/span\u003e\u003c\/span\u003e\u003cbr data-start=\"285\" data-end=\"288\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eAudi S3\u003c\/span\u003e\u003c\/span\u003e\u003cbr data-start=\"325\" data-end=\"328\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eAudi A4\u003c\/span\u003e\u003c\/span\u003e\u003cbr data-start=\"365\" data-end=\"368\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eAudi A5\u003c\/span\u003e\u003c\/span\u003e\u003cbr data-start=\"405\" data-end=\"408\"\u003eOther Volkswagen Group MQB\/MLB diesel vehicles using 8W0907807B \/ 8W0907807H \/ 5WK97257\u003c\/p\u003e\n\u003chr data-start=\"499\" data-end=\"502\"\u003e\n\u003cp data-start=\"504\" data-end=\"509\"\u003eFAQ\u003c\/p\u003e\n\u003cp data-start=\"511\" data-end=\"698\"\u003eQ1: What is the function of this NOx sensor?\u003cbr data-start=\"555\" data-end=\"558\"\u003eA1: It measures nitrogen oxide levels in diesel exhaust and sends data to the SCR system to control AdBlue injection and reduce emissions.\u003c\/p\u003e\n\u003cp data-start=\"700\" data-end=\"878\"\u003eQ2: Where is this sensor installed?\u003cbr data-start=\"735\" data-end=\"738\"\u003eA2: It is installed in the exhaust aftertreatment system, typically upstream or downstream of the SCR catalyst depending on configuration.\u003c\/p\u003e\n\u003cp data-start=\"880\" data-end=\"1052\"\u003eQ3: Are 8W0907807B and 8W0907807H interchangeable?\u003cbr data-start=\"930\" data-end=\"933\"\u003eA3: They are superseded or variant part numbers, but exact matching is still required due to calibration differences.\u003c\/p\u003e\n\u003cp data-start=\"1054\" data-end=\"1193\"\u003eQ4: Is 5WK97257 compatible with OEM numbers?\u003cbr data-start=\"1098\" data-end=\"1101\"\u003eA4: Yes, 5WK97257 is a common aftermarket cross-reference for this Audi NOx sensor family.\u003c\/p\u003e\n\u003cp data-start=\"1195\" data-end=\"1335\"\u003eQ5: What are common failure symptoms?\u003cbr data-start=\"1232\" data-end=\"1235\"\u003eA5: Engine warning light, AdBlue\/SCR system faults, NOx sensor communication errors, or limp mode.\u003c\/p\u003e","brand":"ASHENG","offers":[{"title":"Default Title","offer_id":51652454285444,"sku":"8W0907807B\/5WK97257","price":307.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/8313\/1012\/files\/12_169e619a-fdf7-45ff-a3af-4d5354c7958a.jpg?v=1773993569","url":"https:\/\/www.jslook.com\/products\/nox-sensor-8w0907807b-5wk97257-audi-a3-s3-a4-a5-2015-2018-diesel-emission-system","provider":"ASHENG","version":"1.0","type":"link"}