BMW F01 F02 F07 F10 F11 CAS4 Control Unit Key Reading Module 9301522

BMW F01 F02 F07 F10 F11 CAS4 Control Unit Key Reading Module is an advanced component from the Electronic control modules and controllers category, responsible for managing key comfort and safety functions in modern BMW models. The offered unit comes from the original BMW production line, ensuring a precise fit for the vehicle's electrical system and stable integration with other electronic systems. This solution is designed for users who expect proven, factory-grade electronics rather than universal replacements.

Specifications and technical data

• SKU: 9301522
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9301522
• Substitutable numbers: 61356809374, 6809374, 61359359013, 9359013, 61359339274, 9339274, 61359367376, 9367376, 61359289631, 9289631, 61359318367, 9318367, 61359347913, 9347913, 61359291917, 9291917, 61359299335, 9299335, 61359293393, 9293393, 61359301522, 9301522
• Category: ECUs & Computer Modules

Purpose and function of the CAS4 module

The CAS4 module in the BMW F01, F02, F07, F10, and F11 series acts as a central controller responsible for ignition authorization, comfort access system management, and integration with other onboard controllers. As a component from the Electronic control modules and controllers family, it communicates with the vehicle's CAN bus, ensuring consistent operation of comfort systems, security features, and selected body functions.

Thanks to its OEM design, the module is prepared for operation within specific BMW platforms, which minimizes the risk of communication issues between controllers and reduces the need for wiring modifications.

Compatibility and replacement numbers

The offered CAS4 controller complies with factory BMW standards, and its design allows for use in place of several part numbers within the same controller family. The availability of dedicated interchangeable numbers facilitates the selection of the correct module for a specific vehicle configuration, which is particularly important when repairing electronics in high-end models.

This solution allows for effective matching of the module to the existing wiring harness and electrical architecture, maintaining full functionality of comfort and security systems.

Benefits of using an original BMW module

Using an original BMW CAS4 controller provides several significant operational advantages:

• preservation of factory logic for comfort and security systems,
• consistency with the software and configuration of other controllers in the vehicle,
• proper fitment of connectors and harnesses without the need for mechanical adaptation,
• possibility of correct diagnostics using factory service tools.

For workshops specializing in the BMW brand and users who prioritize compliance with factory specifications, choosing such a module is a practical way to restore full vehicle functionality while maintaining high build quality.

Characteristics of the unit and practical application

The presented CAS4 module is a used component, which, in the case of OEM BMW electronics, allows for combining an attractive cost with the preservation of original design and operating parameters. This type of controller is suitable for both post-accident repairs and resolving faults resulting from electrical or software damage in an existing module.

Before installation, it is recommended to perform appropriate diagnostic procedures and, if necessary, software adaptation to the specific vehicle, in accordance with service practices for BMW comfort and security modules.

More BMW control elements and knowledge about used electronics

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

If you want to better understand when choosing a used controller, comfort module, or sensor is technically justified and economically viable, it is worth reading our guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?