{"product_id":"nox-sensor-sns0303a-scr-system-unit","title":"NOx Nitrogen Sensor SNS0303A Diesel Exhaust SCR System Unit","description":"\u003cp data-start=\"88\" data-end=\"324\"\u003e\u003cstrong data-start=\"88\" data-end=\"99\"\u003eFITMENT\u003c\/strong\u003e\u003cbr data-start=\"99\" data-end=\"102\"\u003eUniversal reference NOx sensor SNS0303A used in various diesel vehicles equipped with SCR (Selective Catalytic Reduction) systems.\u003cbr data-start=\"232\" data-end=\"235\"\u003eCompatible applications depend on OEM cross-reference and ECU calibration requirements.\u003c\/p\u003e\n\u003chr data-start=\"326\" data-end=\"329\"\u003e\n\u003cp data-start=\"331\" data-end=\"539\"\u003e\u003cstrong data-start=\"331\" data-end=\"338\"\u003eFAQ\u003c\/strong\u003e\u003cbr data-start=\"338\" data-end=\"341\"\u003eQ1: What is the function of this NOx sensor?\u003cbr data-start=\"385\" data-end=\"388\"\u003eA1: It measures nitrogen oxide (NOx) levels in the exhaust system and sends data to the ECU to control AdBlue\/DEF injection for emissions compliance.\u003c\/p\u003e\n\u003cp data-start=\"541\" data-end=\"694\"\u003eQ2: Where is it installed?\u003cbr data-start=\"567\" data-end=\"570\"\u003eA2: It is mounted in the exhaust system, typically upstream or downstream of the SCR catalyst depending on vehicle design.\u003c\/p\u003e\n\u003cp data-start=\"696\" data-end=\"856\"\u003eQ3: What are symptoms of failure?\u003cbr data-start=\"729\" data-end=\"732\"\u003eA3: Check engine light, SCR\/AdBlue system warnings, fault codes, increased emissions, and possible engine power reduction.\u003c\/p\u003e\n\u003cp data-start=\"858\" data-end=\"1029\"\u003eQ4: Is it universal?\u003cbr data-start=\"878\" data-end=\"881\"\u003eA4: Not fully universal. SNS0303A is a cross-reference type used across multiple brands, but exact compatibility depends on OEM part number match.\u003c\/p\u003e","brand":"ASHENG","offers":[{"title":"Default Title","offer_id":51652465688708,"sku":"SNS0303A","price":211.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/8313\/1012\/files\/12_cae346f3-bd85-43b8-b08b-fc50d53032fb.jpg?v=1773993849","url":"https:\/\/www.jslook.com\/products\/nox-sensor-sns0303a-scr-system-unit","provider":"ASHENG","version":"1.0","type":"link"}