{"product_id":"mercedes-nox-sensor-a0009052709-x253-c253-glc-scr-system","title":"NOx Sensor for Mercedes-Benz Diesel Emission Systems A0009052709 X253 C253 R172 W447 GLC 220d 250d 350d Replacement Unit","description":"\u003cp data-start=\"138\" data-end=\"493\" class=\"PDq2pG_selectionAnchorContainer\"\u003eFitment\u003cbr data-start=\"145\" data-end=\"148\"\u003eCompatible with Mercedes-Benz diesel vehicles equipped with SCR (Selective Catalytic Reduction) emission systems requiring NOx monitoring. Used in models including X253, C253, R172, W447, and GLC 220d \/ 250d \/ 350d diesel configurations depending on exhaust aftertreatment setup. OEM part number A0009052709 must be verified before installation.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"495\" data-end=\"635\"\u003eFAQ\u003cbr data-start=\"498\" data-end=\"501\"\u003eQ1: What does this NOx sensor measure?\u003cbr data-start=\"539\" data-end=\"542\"\u003eA: It measures nitrogen oxides (NOx) in diesel exhaust gases for SCR emission system control.\u003c\/p\u003e\n\u003cp data-start=\"637\" data-end=\"827\"\u003eQ2: Which vehicles is it compatible with?\u003cbr data-start=\"678\" data-end=\"681\"\u003eA: It is used in selected Mercedes-Benz diesel models including X253, C253, R172, W447, and GLC diesel variants depending on system configuration.\u003c\/p\u003e\n\u003cp data-start=\"829\" data-end=\"957\"\u003eQ3: Is this a universal part?\u003cbr data-start=\"858\" data-end=\"861\"\u003eA: No, compatibility depends strictly on OEM part number A0009052709 and emission system design.\u003c\/p\u003e\n\u003cp data-start=\"959\" data-end=\"1086\"\u003eQ4: Does installation require programming?\u003cbr data-start=\"1001\" data-end=\"1004\"\u003eA: Some vehicles may require ECU reset or diagnostic adaptation after replacement.\u003c\/p\u003e\n\u003cp data-start=\"1088\" data-end=\"1227\"\u003eQ5: Where is it installed?\u003cbr data-start=\"1114\" data-end=\"1117\"\u003eA: It is installed in the exhaust aftertreatment system, typically upstream or downstream of the SCR catalyst.\u003c\/p\u003e","brand":"ASHENG","offers":[{"title":"Default Title","offer_id":51652444749956,"sku":"A000 905 27 09","price":201.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/8313\/1012\/files\/12_f888905f-3b1f-4c93-a6e6-2900b26afb23.jpg?v=1773993187","url":"https:\/\/www.jslook.com\/products\/mercedes-nox-sensor-a0009052709-x253-c253-glc-scr-system","provider":"ASHENG","version":"1.0","type":"link"}