{"title":"Electrical Control Modules | Truck Parts Planet","description":"\u003cp\u003eElectrical Control Modules are essential electronic components that help manage, monitor, and coordinate electrical systems throughout medium- and heavy-duty commercial trucks. At Truck Parts Planet, we offer dependable control electronics for professional repair, replacement, diagnostics, and fleet maintenance applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003eOur collection may include power distribution modules, lighting control modules, cab control units, body control modules, chassis modules, relay modules, communication units, connectors, mounting hardware, and related electronic components. These modules receive and process signals from switches, sensors, and other vehicle systems to help control power distribution and electrical functions throughout the truck.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003eCommercial trucks operate in demanding environments where electronic systems are exposed to vibration, moisture, heat, corrosion, electrical fluctuations, and continuous use. Over time, damaged or malfunctioning Electrical Control Modules can contribute to warning lights, communication faults, lighting problems, accessory failures, intermittent electrical issues, or complete loss of specific vehicle functions. Replacing a failed module can help restore proper electrical control and reliable system communication.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003eTruck Parts Planet carries electronic control components for many popular commercial truck makes and heavy-duty applications. Product listings include available OEM or manufacturer part numbers, connector details, specifications, compatibility information, and clear product photos to help customers identify the correct replacement before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003eOur selection is suitable for owner-operators, fleet maintenance departments, truck repair facilities, electrical specialists, and professional technicians servicing commercial vehicle electrical systems. Many products are stocked in our USA warehouse for fast order processing and convenient nationwide shipping.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003eBrowse Electrical Control Modules at Truck Parts Planet to find dependable replacement electronics for your commercial truck. If you are unsure about compatibility, contact us with your truck model, VIN, module number, connector information, or existing part number, and our team can help you identify the appropriate component.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","products":[{"product_id":"4993120-genuine-oem-cummins-engine-control-module-ecm","title":"4993120 | Genuine OEM Cummins Engine Control Module ECM","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cstrong\u003e\u003cspan\u003e4993120 | Genuine OEM Cummins Engine Control Module ECM\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Cummins 4993120 Engine Control Module (ECM) is an electronic control unit designed to manage engine operating functions in compatible diesel engine applications. It processes sensor inputs and controls engine systems according to programmed parameters. Verify the exact engine and equipment compatibility before purchase.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePRODUCT INFORMATION\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003ePart Number: 4993120\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBrand: Cummins\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCondition: Genuine OEM\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eComponent: Engine Control Module (ECM)\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFuel Type: Diesel\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eEngine Applications: ISB 6.7L and ISX 15 engines, subject to fitment verification\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eOther Important Specifications: Electronic engine control unit; programming and configuration requirements should be confirmed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAPPLICATIONS\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe Cummins 4993120 ECM is listed for compatible Cummins ISB 6.7L and ISX 15 engine applications. Compatibility may vary by engine model, serial number, vehicle configuration, and ECM calibration. Confirm the correct application before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFUNCTION\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eThe Engine Control Module monitors engine sensor data and manages electronic engine functions according to its programming. A correctly matched Cummins 4993120 ECM supports coordinated engine operation and communication with compatible electronic systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eA worn, damaged, or failing ENGINE CONTROL MODULE (ECM) may cause symptoms such as:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e• Check engine light or electronic control fault codes\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Difficulty starting or failure to start\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Rough or irregular engine operation\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Reduced engine power\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Unexpected engine shutdown\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Communication faults with engine control systems\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWHY REPLACE AN ENGINE CONTROL MODULE (ECM)?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eA faulty ECM can interfere with engine control, starting, performance, and communication with other electronic systems. Replacing a defective Cummins 4993120 ECM with the correct compatible unit can help restore proper control functions. Programming or calibration may be required after installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFITMENT INFORMATION\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eBefore purchasing the Cummins 4993120 ECM, verify the part number, VIN, engine model, engine serial number, vehicle or equipment configuration, and ECM calibration requirements. Confirm compatibility with the specific ISB 6.7L or ISX 15 application. Check whether programming or configuration is required for installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIf you are unsure whether this part is correct for your vehicle, please contact us with your VIN and original part number. We are happy to help verify compatibility before purchase.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGENUINE CUMMINS PART\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003ePart Number: 4993120\u003c\/span\u003e\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":49890488516867,"sku":"4993120","price":1681.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0838\/9289\/6003\/files\/4993120_Engine_Control_Module_ECM_6.png?v=1792360899"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0838\/9289\/6003\/collections\/ChatGPT_Image_Sep_22_2026_08_46_55_PM.png?v=1790183447","url":"https:\/\/truckpartsplanet.com\/collections\/electrical-control-modules.oembed","provider":"TRUCK PARTS PLANET","version":"1.0","type":"link"}