CAS4 Module BMW F01 F07 F10 F11 F12 X3 F25 Key Reading Control Unit 9339274

CAS4 Module BMW F01 F07 F10 F11 F12 X3 F25 Key Reading Control Unit 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 original CAS4 module ensures consistent operation of the vehicle's electronic systems, enabling proper communication with other controllers and stable performance of onboard systems.

Specifications and technical data

• SKU: 9339274
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9339274
• Substitutable numbers: 9339274, 61359339274, 6809374, 61356809374, 9359013, 61359359013, 9367376, 61359367376, 9289631, 61359289631, 9318367, 61359318367, 9347913, 61359347913, 9291917, 61359291917, 9299335, 61359299335, 9293393, 61359293393, 9301522, 61359301522, 5WK507220BR
• Category: ECUs & Computer Modules

Purpose and function of the CAS4 module

The CAS4 module in BMW F-series platforms is responsible for advanced management of vehicle access and starting functions, working in conjunction with the network of controllers in the car's electronic architecture. In BMW F01, F07, F10, F11, F12, and X3 F25 models, it acts as a central element of the comfort system, integrating signals from various sensors and components, which translates into consistent operation of electronic systems.

Thanks to its OEM design, the module is factory-matched to the vehicle's electrical system, which facilitates its integration with the existing wiring harness and reduces the risk of communication issues on the data bus. This solution is particularly important for electronic repairs in modern BMWs, where proper cooperation between controllers has a direct impact on the stability of the entire system.

Benefits of using an original BMW module

Using an original CAS4 controller from the Electronic control modules and controllers category allows you to maintain the factory operating parameters of electronic systems. The module is designed for a specific vehicle platform, which ensures that it:

• provides proper communication with other controllers in the vehicle,
• reduces the risk of diagnostic errors related to incompatible software,
• facilitates configuration and adaptation using factory service tools,
• maintains the consistency of comfort and safety functions in accordance with the manufacturer's standards.

For the user, this means stable operation of electronic systems and the ability to carry out repairs in a manner similar to procedures used in authorized service centers.

Selection, compatibility, and installation aspects

When selecting a CAS4 module for a specific BMW, it is crucial to match it based on the equipment version and the vehicle's electronic configuration. In practice, this means paying attention to hardware and software compatibility with the existing installation so that proper coding and adaptation of the controller are possible after installation.

The module from this series is intended for integration with the factory BMW installation, so installation takes place in the location provided by the manufacturer, using original connectors. After physical installation, programming and coding procedures are required to match the controller to the specific vehicle and its equipment. A correctly selected and configured module allows for the restoration of full functionality of electronic systems after the failure of the previous component.

Product characteristics and practical application

The presented module belongs to the BMW OEM component group, which means it was designed to work in specific F-series models. This type of controller is particularly useful for repairs following electronic damage, communication issues in the controller network, or the need to replace a faulty CAS4 module with a component with compatible parameters.

Used condition allows for economical vehicle repair while maintaining the original manufacturer's specifications. For workshops specializing in the BMW brand and for informed users, this is a solution that combines cost control with the maintenance of proper quality and compatibility with the car's factory electronic architecture.

Technical support and OEM selection

For modules such as the CAS4, it is particularly important to match them correctly based on manufacturer numbers and vehicle configuration. To better understand the principles of selecting used electronics, hardware and software compatibility, and installation procedures, it is worth reading the guide: Used automotive electronics – ECU modules and sensors from the secondary market. The article explains step-by-step what to look for when choosing controllers and how to minimize the risk of problems after installation.

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

Additional tips regarding the selection of components by manufacturer numbers and identifying compatibility with a specific vehicle are also provided by the guide: how to choose the right car part by VIN and OEM number, which organizes the verification process and facilitates informed purchasing decisions.