BMW E65 E66 E67 Phone Transmitter Receiver Module ECU SIEMENS 6924902

BMW E65 E66 E67 Phone Transmitter Receiver Module ECU is an original telephone system component designed for the luxury BMW 7 Series E65, E66, and E67 generations. The module is responsible for managing onboard phone functions and integrating them with the vehicle's multimedia system and electrical installation. Thanks to its factory design, the Siemens ECU ensures consistent operation with the car's other electronics and allows for the restoration of full telephone system functionality after a failure or replacement.

Specifications and technical data

• SKU: 6924902
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6931712
• Substitutable numbers: 84116931712, 6931712, 84110153590, 0153590, 84116923200, 6923200, 84116921679, 6921679, 84116918046, 6918046, 84116926472, 6926472, 84116921403, 6921403, 84110309889, 0309889, 84116924902, 6924902, 84116919505, 6919505
• Category: Other Interior Parts & Accessories

Purpose and function of the BMW phone control unit

The presented control unit is a component of the onboard communication system in the BMW 7 Series E65, E66, and E67. Its task is to handle telephone signals, work with the audio installation, and integrate with the vehicle's user interface. The module operates within the BMW electronic architecture, communicating with other control units via the data bus, which enables convenient control of phone functions from within the car.

By using an original Siemens ECU, full compatibility with factory wiring, software, and the equipment configuration of a specific BMW vehicle is maintained. This solution is particularly important for telephone system repairs when it is necessary to restore system operation without interfering with wiring harnesses or adapting non-factory components.

Benefits of using an original phone module

Using a factory phone control unit in a BMW 7 Series provides a number of practical benefits in daily vehicle operation. The module has been designed specifically for the electronic architecture of these models, which translates into stable operation and predictable system behavior.

• Proper fitment for the electrical installation and communication between control units.
• Consistent cooperation with the multimedia system and cabin controls.
• Ability to restore onboard phone functions after the previous module is damaged.
• A solution consistent with the vehicle manufacturer's specifications, without the need for modifications.

For users who value maintaining the original vehicle configuration, such a module is a practical service choice, allowing the functionality of additional equipment to be maintained at the level intended by BMW.

Characteristics and vehicle fitment

The Siemens ECU phone control unit has been developed with the specifics of the E65, E66, and E67 platform in mind, which includes both the method of communication with other modules and the physical fitment to the mounting location. As a result, installation is orderly, and the module, once properly configured, can work with the existing installation in the vehicle.

The item should be treated as part of an electronic system that requires appropriate diagnostics and potential coding in accordance with BMW service procedures. Properly matching the module to the specific vehicle equipment version allows for the preservation of communication functions and integration with other comfort and multimedia systems.

Product condition and service application

The offered phone control unit is a secondary market item, which allows for an economical repair of the communication system in a BMW 7 Series while maintaining the original design. This type of module is suitable both for replacing a damaged control unit and for restoring equipment in vehicles where the telephone system was previously removed.

Before installation, it is recommended to verify compatibility with the specific car configuration and perform diagnostics after installation to confirm proper communication with other control units. This approach allows you to fully utilize the module's potential and ensure stable operation of the onboard phone functions.

If you are planning a comprehensive repair or upgrade of the comfort electronics area in your BMW and need other components from the same group, such as control modules, ECU units, or additional communication systems, check the available parts in the Other BMW category.

For a comparison of solutions used in sports models of other brands and a better understanding of the differences in powertrain construction and the accompanying electronics, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses, among other things, the specifics of advanced systems used in high-performance cars.