BMW 7 Series E65 E66 E67 Phone Transmitter Receiver Module ECU SIEMENS 6931712

The BMW E65 E66 E67 Phone Control Module is an original component of the onboard communication system, designed for integrating the factory phone in selected 7 Series models. This specialized control unit, from the Other BMW group, allows for the restoration of full telephone system functionality and stable compatibility with the vehicle's electrical system.

Specifications and technical data

• SKU: 6931712
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6931712
• Substitutable numbers: 84116931712, 6931712, 84116931713, 6931713
• Category: Other Interior Parts & Accessories

Module Purpose and Function

The BMW E65 E66 E67 Phone Control Module is responsible for managing communication between the factory telephone system and other control units in the vehicle. It integrates with the comfort electronics and multimedia system, ensuring:

• operation of telephone functions from within the vehicle,
• compatibility with factory buttons and interface,
• consistent operation with other electronic modules.

This allows the driver to maintain convenient access to communication functions without altering the car's original electrical architecture.

Benefits of Using an Original BMW Control Unit

Using an original phone control unit in the 7 Series E65/E66/E67 helps maintain the consistency of the entire electronic system. In practice, this means:

• factory fitment for the wiring harnesses and connectors in the specific model,
• preservation of the telephone system functions as intended by the manufacturer,
• reduced risk of conflicts with other comfort and multimedia modules.

This solution is particularly beneficial for repairs where restoring the system to its original factory configuration is essential.

Other Category – Complementary BMW System Components

This control unit belongs to the Other category, which comprises supplementary components that complete the vehicle's electronic equipment. The correct selection of such a module is important for:

• diagnosing telephone system faults,
• replacing missing components after previous modifications,
• restoring the original equipment configuration.

If you need other items from the Other category dedicated to this brand, check the available Other BMW parts to select compatible system components.

Used Condition and Service Application

The offered module is in used condition, making it an attractive service solution with a favorable cost-to-functionality ratio. This type of component is suitable for situations where:

• a damaged phone control unit needs replacement,
• the vehicle was missing parts and requires replenishment,
• it is important to maintain the original system architecture without using universal aftermarket parts.

Before installation, standard verification of compatibility with the specific vehicle configuration and adaptation according to BMW service procedures are recommended.

More Technical Knowledge and Practical Advice

When planning upgrades or repairs of electronic systems, it is advisable to expand your knowledge about the design differences between various model lines. A good starting point could be a comparative analysis of sport versions versus standard variants – for example, within the Audi range. See the article Audi RS vs. Other Models – What Lies Under the Hood and Chassis? to better understand how manufacturers differentiate equipment and electronics in different versions of their cars.

If you are considering broader use of used market components, a guide on selecting used parts and avoiding common mistakes during modifications might also be helpful. Check out practical tips in the material Buying Used Car Parts – The Most Common Mistakes When Choosing Parts for Tuning to consciously plan the next steps in your project.