Mini Cooper F54 F55 136HP Petrol B38 Engine Control ECU DME 8654460 Manual

Mini Cooper F54 F55 136HP Petrol B38 Engine Control ECU DME is an original electronic control module designed for 136 HP B38 petrol engines in Mini models with a manual transmission. This specialized ECU DME controller is responsible for precise engine management, ensuring stable power characteristics and proper cooperation with auxiliary equipment. Thanks to its factory design, it provides the right foundation for professional engine control system repairs.

Specifications and technical data

• SKU: 8654460
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 8654460
• Substitutable numbers: 12148674258, 12148655106, 12148638785, 12148654460, 12148627205, 12148662843, 12148642705, 8674258, 8655106, 8638785, 0261S14439, 0 261 S14 439
• Fuel type: Petrol
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and function of the engine controller

The presented controller is an item from the Electronic control modules and controllers category, dedicated to 136 HP B38 petrol engines in Mini vehicles equipped with a manual transmission. It is responsible for coordinating key powertrain operating parameters, such as fuel injection, ignition, and communication with sensors and actuators.

A properly selected ECU DME is essential for the engine to run stably, maintaining factory characteristics, without errors in the controller memory, and ensuring seamless communication with other vehicle systems.

Benefits of using an original ECU DME module

Using an original engine controller in a Mini with a B38 unit and manual transmission allows for maintaining software and calibration parameter consistency with the rest of the vehicle's installation. This is particularly important during repairs following electronic failure, replacing a damaged ECU, or restoring full powertrain functionality after service interventions.

• factory hardware and software architecture matched to the B38 petrol engine,
• proper cooperation with sensors and the vehicle's electrical installation,
• possibility of adaptation and coding according to Mini service procedures,
• preservation of the powertrain's stock operating parameters.

For workshops and users, this means a more predictable diagnostic process and a lower risk of compatibility issues compared to non-original solutions.

Technical specifications and compatibility

The controller has been designed to work with a petrol engine and a manual transmission, which is crucial when selecting the appropriate module for a specific vehicle configuration. Within this reference, there are various interchangeable numbers, which facilitates matching the part to a specific Mini unit, provided that compatibility is verified via the OEM number, reference numbers, or vehicle data.

Before purchasing, it is recommended to verify compatibility with your vehicle, preferably by comparing the markings on the currently installed controller or selecting by VIN number based on the manufacturer's catalog. This helps avoid communication problems within the vehicle network and the need for additional installation modifications.

Product condition and service application

The offered module comes from the secondary market and is intended for service applications in Mini vehicles where the original controller has been damaged or there are issues with engine electronics. Replacing it with an original ECU DME is often the most rational solution when repairing a damaged module is uneconomical or impossible.

Due to the nature of automotive electronics, after installation, it may be necessary to perform adaptation, coding, or programming procedures in accordance with the manufacturer's guidelines and the specific vehicle's equipment. Installation in a specialized service center equipped with appropriate diagnostic software is recommended.

Technical support and additional information

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 controllers, management modules, or other electronic control units, check the available parts in the Mini electronic control modules and controllers category.

To better understand the specifics of used electronics and the principles of selecting and installing controllers, it is worth reading the guide describing how to safely choose ECU modules and sensors from the secondary market, how to check hardware and software compatibility, and what to pay attention to during installation – details can be found in the article Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?.