{"product_id":"cummins-4903523nx-etr-fuel-control-actuator-isc-isl","title":"Cummins 4903523NX ETR Fuel Control Actuator – ISC \/ ISL","description":"\u003cp\u003eThe Cummins 4903523NX is a new, genuine Cummins electronic fuel control actuator (Cummins description: Actuator, ETR Fuel Control). It is mounted on the high-pressure fuel pump and meters how much fuel enters the pump, so the engine control module can hold the commanded fuel rail pressure. 4903523NX is the Cummins New Exchange (NX) number for this actuator; Cummins now also supplies it as 4903523. Sold outright with no core charge. It fits Cummins ISC, QSC, ISL and ISL9 common-rail engines.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eCummins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e4903523NX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart Type\u003c\/th\u003e\n\u003ctd\u003eFuel Control Actuator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eOEM Description\u003c\/th\u003e\n\u003ctd\u003eActuator, ETR Fuel Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCurrent Cummins Number\u003c\/th\u003e\n\u003ctd\u003e4903523\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eEngine\u003c\/th\u003e\n\u003ctd\u003eCummins C Series, ISC, QSC, ISL, ISL9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eNew, genuine Cummins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eQuantity\u003c\/th\u003e\n\u003ctd\u003e1 fuel control actuator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eCross References\u003c\/h2\u003e\u003cp\u003eThis part replaces or is equivalent to the following part numbers:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCummins:\u003c\/strong\u003e 4903523\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePAI:\u003c\/strong\u003e 180189\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDorman:\u003c\/strong\u003e 904-578\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCummins C Series, ISC and QSC engines\u003c\/li\u003e\n\u003cli\u003eCummins ISL and ISL9 8.9L engines\u003c\/li\u003e\n\u003cli\u003eTrucks, buses and equipment powered by these engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSigns It Needs Replacing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHard starting, or cranking with no start\u003c\/li\u003e\n\u003cli\u003eFuel rail pressure fault codes, or the engine going into derate\u003c\/li\u003e\n\u003cli\u003eRough idle, surging, stalling or loss of power under load\u003c\/li\u003e\n\u003cli\u003eA connector or coil fault on the actuator circuit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eClean the pump and the area around the actuator before removal so no dirt gets into the fuel system.\u003c\/li\u003e\n\u003cli\u003eUse new O-rings, lubricated with clean fuel, and torque the mounting screws to the OEM specification.\u003c\/li\u003e\n\u003cli\u003eInspect the harness connector and pins, and replace the fuel filters if contamination caused the failure.\u003c\/li\u003e\n\u003cli\u003ePrime the fuel system, clear any fault codes, and check for leaks and correct rail pressure with the engine running.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003ePlease verify fitment with the OEM using your VIN or engine serial number (ESN) before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":67969190953245,"sku":"4903523NX","price":298.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0053\/0730\/1991\/files\/placeholder-logo-cummins.png?v=1793732832","url":"https:\/\/www.allprodiesel.net\/products\/cummins-4903523nx-etr-fuel-control-actuator-isc-isl","provider":"All Pro Truck Parts","version":"1.0","type":"link"}