MINI Cooper R50 W10 116HP Engine ECU Kit DME 7545789 + EWS + Key Automatic

MINI Cooper R50 W10 116HP Engine ECU Kit DME + EWS + Key Automatic is a specialized electronic control module designed for the Mini powertrain with the 116 HP W10 unit. This component from the Electronic control modules and controllers group is responsible for precise engine management, including fuel injection, ignition timing, and communication with the automatic transmission, ensuring stable and predictable driving characteristics.

Specifications and technical data

• SKU: 7545789-3
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7545789
• Substitutable numbers: 12147557395, 7557395, 12147527610, 7527610, 12147514587, 7514587, 12147513981, 7513981, 12147545789, 7545789, 12147520019, 7520019, 12147539808, 7539808, 12147513983, 7513983, 12147553735, 7553735, 12147512798, 7512798, S122237002, 61356934529, 6934529
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Purpose and function of the engine controller

The presented engine ECU is designed to work with the 116 HP W10 powertrain in the Mini R50 model. As a central element of the engine control system, it analyzes signals from sensors, calculates optimal operating parameters, and transmits them to actuators, which translates into stable performance, predictable throttle response, and proper integration with other vehicle systems.

The module belongs to the Electronic control modules and controllers group, making it structurally prepared for operation in the demanding environment of the engine bay, with appropriate resistance to temperature fluctuations and vibrations. Using a dedicated ECU allows for restoring the correct operating parameters of the powertrain after the failure of the previous controller.

Compatibility with automatic transmission

This engine computer is intended for configurations with an automatic transmission, which is crucial when selecting the appropriate module. The software and control logic are adapted to work with an automatic gearbox, taking into account factors such as engine load, gear shift timing, and communication with other vehicle controllers.

Selecting an ECU compatible with the transmission type minimizes the risk of communication errors, incorrect gear shifts, or limp mode. A properly matched module also facilitates subsequent diagnostics and adaptation at a service center, reducing repair time and the cost of additional work.

Product characteristics and practical application

The offered controller comes from a Mini vehicle and is a Used type component, which in practice offers a favorable compromise between price and functionality. Such modules are frequently chosen for repairs of older vehicles, where the priority is to restore full powertrain efficiency while maintaining a reasonable budget.

An engine ECU of this type is suitable for both standard replacement of a damaged controller and more extensive service work related to diagnosing starting issues, rough engine idling, or communication problems with the automatic transmission. Thanks to the presence of the OEM part number and interchangeable numbers, precise verification of compatibility with a specific vehicle configuration is possible.

Selection, installation, and technical aspects

Before installation, it is recommended to verify the module's compatibility with the vehicle based on the OEM number, reference numbers, and vehicle data (including engine and transmission type). In many cases, it may be necessary to perform adaptation or programming procedures, so it is advisable to entrust the installation to a workshop experienced with Mini electronics.

As a component from the engine controller group, this module interacts with the vehicle's electrical system, sensors, and other controllers, so correct connection and configuration are crucial for trouble-free operation. A properly selected and installed ECU allows for restoring stable engine operating parameters and correct cooperation with the automatic transmission.

Technical support and additional information

If you want to better understand how to safely use used control modules and sensors, how to select them by OEM number, and how hardware and software compatibility works, check out our guide: Used automotive electronics on board – why choose second-hand ECU modules and sensors?

If you are planning a comprehensive repair or upgrade of the engine area in your Mini and need other components from the same group, such as engine controllers, comfort modules, or other ECU units, check out the available parts in the Electronic control modules and controllers for Mini category.