3103155 | Genuine Cummins® Electronic Control Module Wiring Harness

Description and Purpose:

This Genuine Cummins ECM Wiring Harness, Part Number: 3103155, Condition: New, is a critical component engineered to connect the ECM (Engine Control Module) with various sensors, actuators, and powertrain components in heavy-duty engines such as the ISM11, QSM11, and M11 (EPA98 11 liter). It ensures seamless electrical communication essential for controlling fuel injection timing, engine diagnostics, and emission systems. Designed specifically for durability in harsh operating conditions, this wiring harness maintains signal integrity despite exposure to heat, vibration, and contaminants common in commercial truck environments.

Why Replacement is Important:

Damaged or worn wiring harnesses can cause communication errors, leading to engine faults or decreased performance. Replacing the harness helps maintain stable electrical connections.

Impact on Engine Performance:

A functioning harness ensures precise engine control, improving efficiency and reducing emissions.

Manufacturer Information:

Cummins® combines advanced fuel systems, turbocharging, and electronic controls to support heavy-duty performance.

Tags & Category: Electronic wiring harness, ECM wiring harness, engine control harness, engine wiring connector, ISM11 wiring harness, QSM11 harness, M11 control harness, Cummins ECM cable, injector wiring harness, ECM interface harness, powertrain electrical harness, control module harness, Cummins engine wiring, heavy-duty truck 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.