BMW E81 E87 E90 E91 LCI Bluetooth Combox Telematics Control Module Unit 9257161

BMW E81 E87 E90 E91 LCI Bluetooth Combox Telematics Control Module Unit is an original connectivity system component designed for factory-fitted BMW multimedia installations. It enables convenient phone integration with the vehicle, ensuring stable voice communication and hands-free system functionality. By using an OEM component, full compatibility with the vehicle's electrical architecture and factory software is maintained.

Specifications and technical data

• SKU: 9257161-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9257161
• Substitutable numbers: 84109257161, 9257161, 84109248179, 84109234942, 84109251748, 84109244199, 84109231665, 9248179, 9234942, 9251748, 9244199, 9231665
• Category: Bluetooth & Handsfree Car Kits

Purpose and function of the module

The presented Bluetooth controller is a component of the system responsible for operating the hands-free kit in selected BMW 1 and 3 Series models after the LCI facelift. The module works with the factory radio or multimedia system, enabling wireless phone pairing, making calls, and using connectivity features in accordance with the vehicle's configuration. Using an original controller ensures consistent operation with steering wheel buttons, the display, and the factory user interface.

Benefits of using an original BMW controller

Using a module from the BMW Hands-free kits and Bluetooth group provides a number of practical advantages in daily use:

• preservation of the factory connectivity system functionality without the need for additional adapters,
• consistent integration with the vehicle's electrical installation and communication bus,
• aesthetic fit – no interference with the dashboard or original wiring,
• the ability to restore full functionality of the factory hands-free kit after a failure of the previous module.

For the user, this means convenient phone operation from inside the car, without the need to mount external holders or additional devices, as well as maintaining the consistent, factory character of the equipment.

Technical aspect and compatibility

The module has been designed as an OEM component for specific BMW equipment configurations, which translates into a precise fit for the vehicle's wiring harnesses, connectors, and software. The presence of a dedicated part number and interchangeable numbers facilitates the selection of the correct controller based on service documentation or manufacturer catalogs. In practice, this reduces the risk of incompatibility and speeds up the service process.

Before installation, it is recommended to verify the module's compatibility with the specific vehicle equipment version and, if necessary, update the vehicle software in accordance with BMW procedures. This approach ensures stable Bluetooth system operation and correct cooperation with other controllers in the vehicle network.

Product condition and service application

The offered item is used, which makes it an attractive service solution in the event of repairing or replacing a damaged module in the car. Choosing an original controller from the secondary market allows for cost reduction compared to a new part, while maintaining the proper build quality and structural fit. This type of component is particularly useful in professional workshops dealing with BMW electronics and among users who service their vehicles themselves.

Expanding the BMW connectivity system

If you are planning a comprehensive repair or upgrade of the multimedia zone in your BMW and need other elements from the same group, such as connectivity modules, hands-free controllers, or additional Bluetooth components, check the available parts in the BMW Hands-free kits and Bluetooth category.

To better understand the principles of selecting parts by OEM numbers and the importance of proper diagnostics of systems in modern cars, it is worth reading the guide article Fuel system – injectors, pumps and fuel tank: maintenance and regeneration, which discusses a practical approach to identifying components and their operation.