BMW X5 Series E53 3.0d M57 184HP ECU Kit DDE 7789376 EWS3 + 2 Keys Automatic

BMW X5 Series E53 3.0d M57 184HP ECU Kit DDE EWS3 + 2 Keys Automatic is a complete electronic set designed for the engine control system in the BMW X5 E53 3.0d model with 184 HP and an automatic transmission. The kit includes a DDE engine control unit, an EWS3 module, and two matched keys, which facilitates a consistent, technically correct electronics replacement without the need for programming from scratch. This solution is dedicated to workshops and users looking for a complete ECU package with an immobilizer for a specific drivetrain configuration.

Specifications and technical data

• SKU: 7789376-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7789376
• Substitutable numbers: 13617789376, 7789376, 13617788310 13617788016 13617787314, 13617786581 13617786472 13617786266, 7788310 7788016 7787314, 7786581 7786472 7786266, 0281010314, 0 281 010 314, 61356905666, 6905666
• Gearbox type: Automatic
• Category: Control Modules

Application and purpose of the ECU kit

The presented ECU kit is intended for BMW X5 E53 vehicles with the 3.0d M57 diesel engine (184 HP) equipped with an automatic transmission. The set includes the DDE controller, EWS3 module, and two keys, which allows for maintaining the consistency of the security and engine control system in one package. Thanks to this, you minimize the risk of starting issues, communication problems between modules, and the need for time-consuming immobilizer adaptation.

Kit composition and technical benefits

The set includes an electronic DDE engine controller responsible for precise management of the M57 unit, an EWS3 module acting as an immobilizer, and two keys compatible with this system. This configuration ensures data consistency across the entire system, which is particularly important when replacing electronics in modern BMW diesel engines. The presence of two keys increases the vehicle's functionality after installation – it allows for convenient use of the car by two drivers or keeping one key as a spare.

Compatibility, interchangeable numbers, and identification

The components included in the kit have an assigned OEM part number and a set of interchangeable numbers, which facilitates their identification and matching to a specific vehicle configuration. This information is particularly important for professional workshops and automotive stores that verify compatibility based on catalog numbers. In the product description, you will also find the SKU designation and data regarding the BMW brand, which allows you to quickly link this set with other electronic components from the same model line.

Condition, verification, and practical installation tips

The kit comes from the Computers and Controllers category and is intended for reinstallation in a vehicle after proper verification by a qualified service center. Before installation, it is recommended to check the compatibility of the engine configuration, transmission type, and reference numbers with the vehicle's data. In workshop practice, such a complete DDE + EWS3 + keys set significantly shortens repair time compared to selecting and programming each module separately, and also reduces the risk of software conflicts between the engine controller and the immobilizer.

Expanding the BMW electronics system and technical knowledge

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

For users and workshops considering the use of pre-owned ECU modules, immobilizers, and other electronic components, practical tips regarding selection, testing, and safe installation will be useful – you can find them in the article Second life for electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?.