BMW X5 Series E53 3.0d M57N 218HP ECU Kit DDE + EWS3 + 2 Keys 7794626 Automatic

BMW X5 Series E53 3.0d M57N 218HP ECU Kit DDE + EWS3 + 2 Keys is a coherent engine electronics package designed for vehicles equipped with the M57N unit and an automatic transmission. The kit includes the engine control unit, immobilizer module, and programmed keys, which significantly facilitates professional replacement of the vehicle's control system. With this solution, you can restore proper drivetrain operation without time-consuming matching of individual components.

Specifications and technical data

• SKU: 7794626-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7794626
• Substitutable numbers: 13617800131, 7800131, 0281011414, 0 281 011 414, 13617794626 13617794584 13617793444, 7794626 7794584 7793444, 61356941986, 6941986, 32321095824 32311094266, 1095824 1094266, 32311162173 32311093583, 1162173 1093583
• Gearbox type: Automatic
• Category: Control Modules

Application and compatibility with BMW X5 E53 3.0d M57N

The presented kit is intended for the BMW X5 E53 series with the 218HP M57N diesel engine, working in conjunction with an automatic transmission. The combination of the DDE controller, EWS3 module, and paired keys ensures compatibility within the drivetrain and the vehicle's security system. This solution is particularly useful when replacing a damaged engine controller or when dealing with engine start authorization issues.

Construction of the BMW X5 Series E53 3.0d M57N 218HP ECU Kit DDE + EWS3 + 2 Keys

The package includes the electronic DDE engine controller responsible for precise management of the M57N unit, the EWS3 module acting as an immobilizer, and two keys matched to this set. This configuration creates a cohesive system where all elements are logically linked, minimizing the risk of software conflicts and starting problems.

Because this is a complete control kit, there is no need for additional coding of individual components to each other – the key electronic elements responsible for starting the engine are already synchronized. This facilitates workshop work and reduces vehicle downtime.

Benefits of installing a complete engine controller kit

Using the ready-made BMW X5 Series E53 3.0d M57N 218HP ECU Kit DDE + EWS3 + 2 Keys brings a number of practical benefits:

• consistency of the engine control system and immobilizer,
• reduced need for advanced programming in the vehicle,
• easier diagnostics and startup after installation,
• possibility of quick replacement of a damaged controller in vehicles with an automatic transmission.

For workshops specializing in the BMW brand, this is a practical service solution that allows for efficiently restoring full functionality of the drivetrain after an electronics failure.

Condition, origin, and professional application

The elements included in the kit come from the original BMW production line, which means maintaining factory engine performance characteristics and proper cooperation with other vehicle systems. As a used part, the set is intended primarily for professional service centers and automotive electronics specialists who can correctly perform the installation and necessary adaptations in the vehicle.

Before purchasing, it is worth verifying the compatibility of the car's configuration (M57N engine, 218HP power version, automatic transmission) with the offered kit to ensure seamless integration with the existing installation. Proper matching of the ECU kit translates into stable operation of the power unit and correct functioning of security systems.

More about used electronics and related BMW controllers

If you are planning a comprehensive repair or upgrade of the engine electronics area in your BMW and need other elements from the same group, such as engine controllers, control modules, or ECU units, check out the available parts in the BMW Computers and Controllers category.

Do you want to better understand when choosing a used engine controller or comfort module makes sense and how to safely select such an element for your car? Read the article The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, where you will find practical tips and criteria for selecting automotive electronics.