{"product_id":"3687930rx-genuine-oem-cummins-nitrogen-oxide-nox-sensor","title":"3687930RX | Genuine OEM Cummins Nitrogen Oxide NOx Sensor","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e3687930RX | Genuine Cummins Nitrogen Oxide (NOx) Sensor\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Genuine OEM Cummins Nitrogen Oxide Sensor, part number 3687930RX, is designed to measure nitrogen oxide (NOx) levels in the exhaust of compatible heavy-duty diesel engines. The sensor provides emissions data to the engine and aftertreatment control systems to help monitor exhaust emissions and SCR system performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePRODUCT INFORMATION\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3687930RX\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Cummins\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart Name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Nitrogen Oxide (NOx) Sensor\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSystem:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Exhaust Aftertreatment \/ Emissions Control\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSensor Position:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Verify inlet or upstream position before installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Confirm the actual item condition before publishing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eAPPLICATIONS\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThis part number is associated with selected Cummins ISX engine applications and certain heavy-duty trucks equipped with compatible Cummins engines. Applications may include vehicles from manufacturers such as Freightliner, Kenworth, Peterbilt, International, Volvo, and Western Star. Exact fitment depends on the engine, emissions configuration, and sensor position.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFUNCTION\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe NOx sensor measures nitrogen oxide concentration in the exhaust and sends data to the engine control system. These readings help the emissions system monitor NOx levels and manage aftertreatment operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCOMMON SIGNS OF SENSOR FAILURE\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCheck engine or emissions warning lights\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eNOx sensor or SCR-related fault codes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eImplausible or inconsistent NOx readings\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSensor heater or electrical circuit faults\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePossible engine derate related to an emissions system fault\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThese symptoms may have other causes and should be confirmed through diagnostics.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWHY REPLACE\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eA faulty NOx sensor can provide inaccurate emissions readings and interfere with aftertreatment monitoring. Replacing a confirmed defective sensor with the correct part helps restore reliable NOx measurement and emissions system operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFITMENT INFORMATION\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003ePart number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3687930RX\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is associated with selected Cummins engine and heavy-duty truck applications. Verify the original part number, engine serial number, emissions system, connector, and sensor position before ordering. Inlet and outlet NOx sensors are not necessarily interchangeable.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eGENUINE CUMMINS PART\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThis listing identifies OEM part number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3687930RX\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, a Genuine Cummins Nitrogen Oxide Sensor for compatible diesel engine exhaust aftertreatment systems.\u003c\/span\u003e\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":49856506003715,"sku":"SY1138","price":379.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0838\/9289\/6003\/files\/NitrogenOxideSensorbyGenuineCummins1.jpg?v=1792152880","url":"https:\/\/truckpartsplanet.com\/es\/products\/3687930rx-genuine-oem-cummins-nitrogen-oxide-nox-sensor","provider":"TRUCK PARTS PLANET","version":"1.0","type":"link"}