Control Unit BMW F01 F02 F07 F10 F11 CAS4 Key Reading Module 9241974

BMW F01 F02 F10 F11 CAS4 Control Module 9268752 is an advanced component from the Electronic Control Modules and Controllers group, responsible for managing key comfort and safety functions in selected BMW 5 and 7 Series models. The offered controller is from the original BMW line, ensuring proper integration with the vehicle's electrical system and stable cooperation with other electronic systems.

Specifications and technical data

• SKU: 9241974
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9241974
• Substitutable numbers: 9241974, 61359241974, 6809375, 61356809375, 9213364, 61359213364, 9226588, 61359226588, 9367377, 61359367377, 9301523, 61359301523, 9227875, 61359227875, 9359014, 61359359014, 9293394, 61359293394, 9226133, 61359226133, 9240221, 61359240221, 9268752
• Category: ECUs & Computer Modules

CAS4 Controller Purpose and Function

In BMW cars, the CAS4 module serves as the central controller for vehicle access and starting. It is responsible, among other things, for key authorization, the start/stop button operation, communication with other controllers in the vehicle network, and control of selected security functions. Therefore, a correctly selected and functional CAS4 module directly impacts reliable engine starting and proper operation of comfort systems.

Benefits of Using an Original BMW Module

Using an original BMW CAS4 controller allows you to maintain the vehicle's factory electronic architecture without the need for modifications to wiring harnesses or non-standard software. This solution is particularly beneficial for:

• repairs after a failure of the module responsible for starting or vehicle access,
• resolving communication issues between controllers in the vehicle network,
• restoring full functionality of comfort and security systems.

By maintaining compatibility with factory parameters, such a module facilitates diagnostics, coding, and adaptation in workshops specializing in BMW electronics, leading to more predictable and stable repair outcomes.

Product Characteristics and Fitment

The offered CAS4 controller belongs to the Electronic Control Modules and Controllers group, meaning it communicates with the vehicle's data buses and other control units. In practice, it is important to match the module to the specific car configuration in terms of body style, equipment, and production year. Before purchasing, it is advisable to verify compatibility with your vehicle using OEM data and interchangeable part numbers available in the product's technical specifications.

Due to the advanced nature of the CAS4 system, installation and configuration should be carried out by a workshop experienced in working with BMW electronics, which will ensure the proper execution of the coding process and potential synchronization with other controllers.

Product Condition and Practical Application

The CAS4 module offered in this listing is a used part, providing an attractive cost-effective solution while maintaining original manufacturing quality. This type of controller is suitable for both standard repairs after damage to the factory module and for more complex tasks related to restoring electronics after a collision or flooding. A correctly selected and prepared module allows for the restoration of full access and starting system functionality without the need for more expensive new components.

Technical Support and Additional Information

If you are planning a comprehensive repair or upgrade of the control electronics in your BMW and need other parts from the same group, such as comfort modules, engine controllers, or lighting control units, check the available parts in the BMW Electronic Control Modules and Controllers category.

For users who want to better understand the relationships between the CAS4 module and other controllers in BMW 3 and 5 Series cars, a guide describing the practical aspects of electronics repair and diagnostics will be useful. Detailed tips can be found in the article Years of Driving Pleasure – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models Using Used Parts?, which discusses, among other things, working with comfort modules and controllers in vehicles of this brand.