BMW F06 F12 F13 640d N57 313HP Engine ECU DDE Kit CAS4 + Key 8573574 Automatic

BMW F06 F12 F13 640d N57 313HP Engine ECU DDE Kit CAS4 + Key is a complete engine control and immobilizer kit designed for BMW 6 Series models equipped with the N57 313HP engine and an automatic transmission. The set includes the DDE engine control unit, the CAS4 module, and a matched key, which facilitates the transfer of the entire electronic system between vehicles. This solution allows for the efficient replacement of a damaged control system in a way that is consistent with BMW's factory electronic architecture.

Specifications and technical data

• SKU: 8573574-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8573574
• Substitutable numbers: 8573574, 0281019691, 9318367, 61359318367
• Fuel type: Diesel
• Gearbox type: Automatic
• Category: ECUs & Computer Modules

Application and compatibility with BMW 640d N57

The BMW F06 F12 F13 640d N57 313HP Engine ECU DDE Kit CAS4 + Key has been developed for BMW F06, F12, and F13 models in the 640d version with the N57 313HP diesel engine. The integration of the DDE controller with the CAS4 module and the coded key ensures the consistency of the security system, which is crucial when replacing electronics in modern vehicles. This solution is particularly useful in the event of an engine control unit failure, immobilizer issues, or the need to transfer a complete control system to another chassis with the same drivetrain configuration.

Functionality of the ECU DDE + CAS4 + key kit

In one package, you receive a complete system responsible for managing the diesel engine's operation and start authorization. The DDE controller works with the CAS4 module, which controls vehicle access and communication with the key, ensuring the entire system remains compliant with BMW's factory security features. This configuration minimizes the risk of software conflicts between individual modules and facilitates adaptation in a car equipped with an automatic transmission.

Benefits of choosing a used BMW control module

Using a pre-owned engine control unit and CAS4 module kit significantly reduces repair costs compared to purchasing new components, while maintaining the original BMW electronic architecture. The complete package with the key limits the need for extensive immobilizer programming, which can shorten workshop turnaround time and reduce the risk of vehicle starting issues. This is a practical solution for service centers specializing in the BMW brand and for users looking for a technically consistent set to replace a damaged engine control system.

Category: Electronic control modules and controllers

The presented set belongs to the Electronic control modules and controllers category, which includes components responsible for the advanced management of vehicle sub-assemblies. In the case of a diesel engine and an automatic transmission, the precise cooperation of the controller with other modules has a direct impact on the engine's performance, fuel consumption, and the proper operation of driver assistance systems. Selecting the appropriate ECU kit with an immobilizer is therefore crucial for the stable operation of the car after repairs or electronic drivetrain upgrades.

If you are planning a comprehensive repair or upgrade of the control electronics in your BMW and need other components from the same group, such as engine controllers, comfort modules, or transmission controllers, check the available parts in the BMW electronic control modules and controllers category.

Selection, installation, and practical tips

When selecting such a kit, it is particularly important to match it to the specific diesel engine configuration and automatic transmission, as well as ensure hardware and software compatibility with other modules in the vehicle. Installation by a specialized service center equipped with appropriate BMW diagnostic software and experience in working with DDE and CAS4 systems is recommended. A correctly installed set of the controller, CAS4 module, and key allows for the restoration of full drivetrain functionality without the need for deep interference with the vehicle's factory security.

Additional information on how to consciously choose used engine controllers and other electronic components can be found in the Global Parts guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?.