Mini Cooper R50 W10 116HP Engine Control Unit ECU Kit DME 7557395 + EWS + Key

Mini Cooper R50 W10 116HP Engine Control Unit ECU Kit DME + EWS + Key is a complete engine control set designed for petrol versions of the Mini with a manual transmission. It includes the engine control unit, EWS module, and a matched key, which facilitates restoring the proper operation of the powertrain and eliminates immobilizer issues. By maintaining component consistency, the set ensures stable communication between the electronics and the engine unit, as well as comfortable vehicle operation.

Specifications and technical data

• SKU: 7557395-17
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7557395
• Substitutable numbers: 6988104, 61356988104, S122237006, 7557395, 12147557395, 7527610, 12147527610, 7514587, 12147514587, 7513981, 12147513981, 7545789, 12147545789, 7520019, 12147520019, 7539808, 12147539808, 7513983, 12147513983, 7553735, 12147553735, 7512798, 12147512798, 7542310, 12147542310, KD
• Fuel type: Petrol
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and function of the ECU DME + EWS + key set

The presented set belongs to the Electronic control modules and controllers category and is dedicated to Mini Cooper R50 models with a 116 HP W10 petrol engine and a manual transmission. Combining the engine control unit with the EWS module and a matched key allows for maintaining the integrity of the security system and proper operation of the starting function.

A set configured in this way is particularly useful when replacing a damaged controller, dealing with immobilizer problems, or after modifications in the engine electronics area. Using a set from a single vehicle minimizes the risk of software conflicts and speeds up the process of starting the vehicle after repairs.

Benefits of using a complete engine control unit set

The ECU DME set with EWS and key provides a number of practical advantages in the daily operation of a Mini Cooper R50:

• consistency of components responsible for start authorization and engine communication,
• reduced need for advanced programming when replacing the controller,
• compliance with the electrical architecture of the petrol version with a manual transmission,
• faster diagnostics and vehicle startup after an electronics failure.

Thanks to this solution, a mechanic or automotive electrician can focus on correct installation and basic configuration rather than time-consuming matching of individual modules from different sources. This practical approach reduces vehicle downtime and facilitates control over the entire engine management system.

Technical characteristics in the context of the powertrain

The discussed set has been designed to work with a petrol engine and a manual transmission, which is significant for control maps, engine operating logic, and communication with other vehicle modules. The DME controller manages, among other things, fuel dosing, ignition, and engine operating parameters, while the EWS module is responsible for start authorization and cooperation with the key.

Such a combination is particularly important in the Mini Cooper R50, where the correct cooperation of electronics with the mechanical components of the powertrain affects engine refinement, throttle response, and operational safety. Using an original set from the same model family helps maintain the factory performance characteristics of the vehicle.

Condition, verification, and application in service practice

The product comes from the group of used Mini components, which makes it an attractive cost-effective solution while maintaining appropriate quality. Such sets are frequently used in professional workshops specializing in the Mini brand, where both the availability of parts and the ability to quickly restore vehicle functionality after an engine electronics failure are important.

To better understand when choosing a used engine controller and related modules is justified, it is worth reading the guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?. The article discusses practical selection criteria, safety issues, and typical procedures used in service centers.

Expanding Mini electronics upgrades

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 additional controllers, auxiliary modules, or engine management systems, check the available parts in the Mini electronic control modules and controllers category.