BMW E88 Cabrio Convertible Folding Top Roof ECU Module CVM6 9211494

BMW E88 Cabrio Convertible Folding Top Roof ECU Module CVM6 is an original component from the Electronic control modules and controllers group, responsible for precise management of the folding roof operation in the BMW 1 Series E88 convertible. The controller ensures proper cooperation with the vehicle's electrical system, position sensors, and comfort system, which translates into safe and repeatable roof opening and closing.

Specifications and technical data

• SKU: 7211557
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7211557
• Substitutable numbers: 9211494, 61359211494, 61359211493, 61359196591, 61357211557, 9211493, 9196591, 7211557
• Category: ECUs & Computer Modules

Purpose and function of the BMW E88 Cabrio roof controller

The presented CVM6 module is the central component responsible for the control logic of the BMW E88 convertible folding roof. It supervises the sequence of the mechanism's movements, controls the operation of actuators, locks, and limit sensors, and communicates with other controllers in the vehicle via the data bus. Thanks to this, the process of folding and unfolding the roof takes place in a strictly defined sequence, maintaining safety requirements.

The module belongs to the Electronic control modules and controllers group, which means it works with the vehicle's diagnostic system, enabling the reading of errors and operating parameters. This facilitates service, faster fault localization, and proper adaptation after installation.

Benefits of using an original BMW module

Using an original roof controller in the BMW E88 Cabrio allows for maintaining the factory operating characteristics of the entire system. Appropriate software and matching to the vehicle's electrical architecture reduce the risk of communication errors, incorrect roof movement sequences, or accidental interruptions in operation.

• Consistency with the vehicle's installation – the module is designed for a specific BMW platform, which promotes stable operation of the comfort system.
• Diagnostic support – the ability to work with factory service tools facilitates configuration and subsequent operation monitoring.
• Appropriate safety logic – the controller monitors the conditions under which the roof can be folded or unfolded, minimizing the risk of mechanical damage.

An additional advantage is the possibility of selecting the module by OEM number and interchangeable numbers, which increases the chances of finding a component compatible with a specific vehicle equipment configuration.

Product characteristics and condition

The offered controller belongs to the BMW parts group and comes from the secondary market, which allows for an economical repair of the roof system while maintaining the original design. As a used component, the module is intended for users and workshops that are looking for a factory solution instead of replacements with uncertain compatibility.

Before installation, a standard service procedure is recommended, including verification of the electrical installation, connectors, and potential adaptation of the controller using appropriate BMW diagnostic software. Such an approach increases the chance of trouble-free roof operation after replacement.

Selection by numbers and technical support

In the case of electronic components such as comfort modules, roof controllers, or other Electronic control modules and controllers, correct selection by OEM number and interchangeable numbers is of key importance. This allows avoiding hardware and software compatibility problems, and also limits the risk of errors appearing in the comfort system or the CAN network.

If you want to better understand how to safely choose used controllers and other vehicle electronics components, how to interpret OEM markings, and what to pay attention to during installation and diagnostics, check out the guide: Used automotive electronics – how to consciously choose modules and sensors from the secondary market.

Expansion of the control system in BMW

If you are planning a comprehensive repair or upgrade of the comfort and control systems area in your BMW and need other components from the same group, such as comfort modules, body controllers, or electrical equipment management units, check the available parts in the BMW Electronic control modules and controllers category.