BMW 6 Series E64 E64N Cabrio Convertible Folding Top Roof ECU Module 6956435

BMW 6 Series E64 E64N Cabrio Convertible Folding Top Roof ECU Module is an original electronic control unit designed to operate the folding roof mechanism in the Convertible version. As part of the Electronic control modules and controllers category, it is responsible for the precise coordination of actuators, sensors, and locks, ensuring safe and smooth opening and closing of the roof. This solution is dedicated to users who want to restore the full functionality of the roof system while maintaining BMW's factory operating logic.

Specifications and technical data

• SKU: 6956435
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7209145
• Substitutable numbers: 61357209145, 7209145, 61356945038, 61356987650, 61357190976, 61356946366, 61356956435, 61356949964, 61356979862, 61356948573, 61356969008, 61357198397, 6945038, 6987650, 7190976, 6946366, 6956435, 6949964, 6979862, 6948573, 6969008, 7198397
• Category: ECUs & Computer Modules

Purpose and function in the roof system

The roof module in the BMW 6 Series E64 / E64N Cabrio manages the complete operating cycle of the folding roof, integrating signals from position sensors, locks, the trunk lid, and the vehicle's electrical system. It is responsible for:

• controlling the roof opening and closing sequence,
• cooperation with the comfort control system,
• monitoring safety conditions (vehicle position, lock status),
• communication with other body control modules. Thanks to this, the roof system operates in a predictable manner consistent with the manufacturer's factory specifications, which is important for both comfort and driving safety.

Compatibility and integration with BMW electronics

The offered controller has been designed specifically for the 6 Series E64 / E64N Cabrio version, which means it is perfectly matched to BMW's electrical architecture and communication bus. The module works with other body controllers to create a coherent comfort function management system. By using an original BMW solution, it is possible to maintain:

• proper communication with the vehicle's electrical system,
• compatibility with BMW diagnostic software,
• factory operating parameters of the roof mechanism.

Product characteristics and condition

The presented module belongs to the Electronic control modules and controllers group and comes from dismantling. As a used part, it is intended for users and workshops looking for an economical yet original-compliant solution for repairing the roof system. Choosing an original BMW controller allows you to reduce the risk of compatibility issues that often arise with replacements or incorrectly selected modules. This is particularly important in the case of complex systems, such as a folding roof in a convertible.

Application in service and diagnostics

The folding roof controller is a key reference point when diagnosing faults related to the operation of the roof in the BMW 6 Series E64 / E64N Cabrio. In workshop practice, it is used, among other things, for:

• clearing errors related to the interruption of the roof opening or closing cycle,
• replacing a damaged module after flooding or a power surge,
• restoring full functionality after mechanical roof repairs. A properly selected controller facilitates work with diagnostic testers and allows for effective coding and adaptation in the vehicle.

Offer expansion and technical knowledge

If you are planning a comprehensive repair or upgrade of the comfort electronics area in your BMW and need other components from the same group, such as body controllers, comfort modules, or lighting management units, check out the available parts in the BMW electronic control modules and controllers category. To compare the approaches of different manufacturers to original electronic components and maintaining the brand's character, it is worth reading the article on our blog: Audi and pure emotion – how used parts help maintain the brand's DNA. This is a practical supplement to the knowledge about the role of original modules in modern premium cars.