BMW 7 Series E65 E66 Telematics Bluetooth Control Unit Module 6945154

BMW 7 Series E65 E66 Telematics Bluetooth Control Unit Module is an original electronic component from the Electronic control modules and controllers group, designed for integrating the connectivity system in BMW 7 Series luxury sedans. It ensures stable operation of telephony and data transmission functions, working with the vehicle's factory installation without the need for wiring harness modifications.

Specifications and technical data

• SKU: 6945154
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6946328
• Substitutable numbers: 84109187930, 9187930, 84116930538, 84116930536, 84110391021, 84106950625, 84100414445, 84116946328, 84116930537, 84116924375, 84110391442, 84116928569, 84116945154, 84116941516, 84110390280, 6930538, 6930536, 0391021, 6950625, 0414445, 6946328, 6930537, 6924375, 0391442, 692856
• Category: ECUs & Computer Modules

Purpose and function of the module

The presented telematics Bluetooth controller has been designed specifically for BMW 7 Series E65 and E66 generation models, where it is responsible for handling wireless communication in the vehicle. As an element of the factory telematics system, it works with the multimedia unit, antenna installation, and data bus, enabling comfortable use of telephone functions and network services in accordance with the manufacturer's standards.

Thanks to its OEM design, the module maintains full compatibility with the vehicle's electrical architecture, which translates into predictable operation, correct communication with other controllers, and the absence of software conflicts typical of low-quality replacements.

Benefits of using an original BMW module

Using an original telematics control module in a BMW 7 Series E65/E66 allows for restoring proper Bluetooth system operation after a failure or connectivity issues. Compared to universal aftermarket solutions, the factory controller provides:

• consistency with the factory interface and vehicle menu,
• proper cooperation with other comfort and multimedia controllers,
• preservation of original functionality without additional installation modifications.

For workshops and users, this means a more predictable diagnostic process and a lower risk of post-installation issues, which is particularly important in advanced high-end vehicle models.

Characteristics and installation

The module belongs to the Electronic control modules and controllers group, which means it works with the vehicle's communication bus and requires correct identification in the system. As a used part, it comes from the dismantling of a vehicle where it was previously in operation, which allows for its reuse in another BMW 7 Series E65/E66 unit.

During installation, it is recommended to:

• verify compatibility by OEM number and interchangeable numbers,
• check the vehicle configuration for telematics equipment,
• perform diagnostics after installation to confirm communication with all controllers.

This approach minimizes the risk of improper connectivity system operation and facilitates subsequent service maintenance.

Why choose used OEM electronics?

In the case of advanced components such as telematics modules, choosing a used OEM controller is often a beneficial compromise between cost and quality. You receive a factory component designed exactly for a given model, without the need to adapt universal solutions. If you want to better understand how to safely select and install used controllers and other electronic components, check the Global Parts guide: Used automotive electronics – second-hand ECU modules and sensors.

Expanding the control system in BMW

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 comfort modules, body controllers, or multimedia units, check the available parts in the BMW electronic control modules and controllers category.

To speed up service work and reduce vehicle downtime, it is also worth considering readily available OEM components from dismantling – you can find more about the impact of parts availability on repair time in the article Availability of used OEM parts vs. repair time in the workshop.