MINI One 1.6i R50 Petrol W10 90HP Engine ECU Kit DME 7542310 EWS3 Key Automatic

MINI One 1.6i R50 Petrol W10 90HP Engine ECU Kit DME EWS3 Key Automatic is a factory electronic set designed for the petrol version with an automatic transmission. The kit ensures consistent operation of the engine control system and immobilizer, which facilitates the replacement of damaged electronics and restores the proper operation of the powertrain. This solution is particularly beneficial in cases of major ECU failures or key authorization issues.

Specifications and technical data

• SKU: 7542310-2
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 7542310
• Substitutable numbers: 12147557395 S118012003 S83293 12147562618 61356934529, 7557395 7562618 6934529, 12147527610 12147514587, 12147513981 12147545789 12147520019, 12147539808 12147513983 12147553735, 12147512798 12147542310 12147557398, 12147544832 12147542762 12147544842, 1
• Fuel type: Petrol
• Gearbox type: Automatic
• Category: Control Modules

Purpose and configuration of the kit

The presented set includes the engine control unit ECU DME, the EWS3 security module, and a matched key, creating a complete package for use in the MINI One 1.6i R50 generation model with a petrol engine. This configuration allows for maintaining compatibility between the ECU, immobilizer, and transponder, minimizing the risk of starting problems after installation.

The components come from the Computers and Controllers category, meaning they are designed for precise management of engine operation, fuel injection, ignition, and cooperation with the automatic transmission. Using original Mini electronics promotes stable system operation and proper communication with other modules in the vehicle.

Benefits of using a complete ECU with EWS3 and key

Using a complete control kit brings a number of practical advantages in the repair process:

• data consistency between the ECU, EWS3 module, and key,
• reduction of the need for complex immobilizer programming,
• easier diagnostics and vehicle startup after replacement,
• preservation of the factory logic of the MINI powertrain.

For workshops and users, this means a more predictable installation process and a lower risk of software incompatibility or communication errors in the vehicle's network. The kit is particularly useful in situations where the existing controller has suffered electrical damage or there are issues with key authorization.

Application in the petrol version with automatic transmission

The offered kit is intended for MINI One 1.6i R50 cars with a petrol engine and an automatic transmission. Proper matching to the fuel type and transmission type is crucial for the correct operation of functions such as gear shifting, torque control, and cooperation with safety systems.

Thanks to being dedicated to a specific powertrain configuration, the controller can properly manage injection maps, ignition, and gear shifting strategies, which translates into driving smoothness and predictable vehicle behavior. This is important both for daily use and during the diagnosis of potential faults.

Characteristics of the used product

The product is in the used OEM parts category, which means it comes from vehicle dismantling and has been previously used. This type of solution is often chosen as an economical alternative to new controllers while maintaining the manufacturer's original specifications. A used ECU kit with EWS3 and key allows for reducing repair costs while maintaining compatibility with the factory MINI electrical installation.

Before installation, it is recommended to follow standard diagnostic procedures and verify proper operation in the vehicle, in accordance with workshop practices. A properly selected and functional control kit can significantly extend the trouble-free operation period of the car.

Expert support and electronics selection

If you are considering installing a used engine controller or a complete kit with an immobilizer, it is worth familiarizing yourself with practical tips regarding selection and installation. A detailed discussion of the topic can be found in the article The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, where, among other things, it is described what to pay attention to when choosing an ECU and how to reduce the risk of problems after replacement.

If you are planning a comprehensive repair or upgrade of the engine control electronics in your MINI and need other elements from the same group, such as controllers, modules, or powertrain management systems, check the available parts in the Mini Computers and Controllers category.