4312327 | Genuine Cummins® Engine Control Module Wiring Harness

Description and Purpose:

OEM Engine Control Module Wiring Harness by Cummins. Part Number: 4312327. In New condition. Built to ensure seamless communication between the ECM and key engine sensors. Designed specifically for Cummins ISX15 and QSX15 engines, this harness provides secure electrical connections that support precise fuel injection timing, emissions control, and engine diagnostics. Its robust construction helps protect against vibration, heat, and environmental exposure in demanding heavy-duty applications.

Why Replacement is Important:

Over time, wiring harnesses can suffer from wear, corrosion, or connector damage due to constant engine vibration, extreme temperatures, and electrical load. 

Impact on Vehicle Performance:

A properly functioning ECM wiring harness is essential for maintaining optimal engine performance, emissions compliance, and fuel efficiency. It enables the ECM to accurately control fuel delivery, turbo boost, and exhaust aftertreatment. 

Manufacturer Information:

Cummins® integrates advanced fuel and emission technologies to meet stringent environmental standards.

Tags & Category: Engine Wiring Harnesses, Engine Control Module Harness, ECM Wiring Harness, Cummins ISX15, Cummins QSX15, ECU Connector, Sensor Communication Cable, Heavy Duty Truck Harness, Electronic Wiring Assembly, Control Module Cable, Diesel Engine Harness

Warranty:

Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The -warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.