Dorman 318-125 Engine Control Module

Reliable Engine Control Module for Jeep Grand Cherokee

The Dorman 318-125 Engine Control Module (ECM) is designed specifically for Jeep Grand Cherokee models, providing precise engine management without the need for flash programming. This ECM offers a direct replacement solution engineered to meet the vehicle's original specifications.

• Compatible with Jeep Grand Cherokee vehicles
• Dimensions: 9 inches length, 6 inches width, 1 inch height
• Gray rectangular connector with 3 connectors and 96 male terminals
• Pin-type terminals and female connector gender for secure connections
• Flashable ECM with no flash programming required
• Mounting hardware not included; bolt-type switch mounting with 2 mounting holes
• Package includes 1 powertrain control module

Technical Details and Features

The Dorman 318-125 ECM features a compact design with a length of 9 inches, width of 6 inches, and height of 1 inch, making it a precise fit for the Jeep Grand Cherokee. It includes a gray, rectangular connector housing three connectors with a total of 96 male pin terminals, ensuring reliable electrical connections. This module is flashable but does not require flash programming upon installation, simplifying the replacement process. The unit uses a bolt-type switch mounting system with two mounting holes, though mounting hardware is not included.

Applications and Problem Resolution

This engine control module is used to manage engine functions and optimize performance in Jeep Grand Cherokee vehicles. It can address several common issues, including:

• Engine misfires or rough idling caused by faulty ECM
• Check engine light illumination due to control module errors
• Poor fuel efficiency linked to engine control problems
• Starting difficulties related to ECM failure
• Intermittent stalling or power loss during operation

Installation Notes and Tips

When installing the Dorman 318-125 ECM, ensure the vehicle battery is disconnected to prevent electrical damage. The module mounts using a bolt-type switch mounting system with two mounting holes; however, mounting hardware is not included and must be sourced separately. The gray rectangular connector with female gender and pin-type terminals should be securely connected to avoid communication errors. Since no flash programming is required, installation time is reduced, but verify compatibility with your Jeep Grand Cherokee model year before installation.

Quality Assurance and Warranty

Dorman manufactures this engine control module to meet or exceed OEM standards for fit, form, and function. The 318-125 ECM undergoes rigorous testing to ensure reliability and durability in demanding automotive environments. While specific warranty details are not provided here, Dorman typically offers limited warranties on their control modules; please consult the product documentation or supplier for exact warranty terms.