Audi A7 4G A8 D4 Body Comfort Control Module Unit BCM 4H0907064L

Audi A7 4G A8 D4 Body Comfort Control Module Unit BCM is an original comfort module from the Electronic control modules and controllers group, designed for advanced body function management in premium-class Audi models. This used controller ensures factory integration with the vehicle's electrical system, maintaining high reliability and compatibility with Audi's electronic architecture.

Specifications and technical data

• SKU: 4H0907064L
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H0907064L
• Substitutable numbers: 4H0907064L, 4H0 907 064 L, 5DK 010 228, 5DK010228
• Category: ECUs & Computer Modules

Purpose and function of the comfort module

The presented BCM body controller is responsible for coordinating numerous comfort functions and electrical equipment in the Audi A7 4G and Audi A8 D4. As a central element of the body network, it works in conjunction with other controllers to ensure the consistent operation of comfort, lighting, and interior equipment systems.

Thanks to its factory design, the module is optimized for communication within the vehicle's bus, which translates into stable system performance and a reduction in diagnostic errors once properly matched to the vehicle.

Benefits of using an original Audi module

Using an original Audi comfort module from the same group of controllers allows for the maintenance of software consistency and operating parameters with the rest of the vehicle's electronics. This is particularly important in high-end vehicles, where an extensive network of controllers requires precisely matched components.

Key advantages include:

• Factory compatibility with the electrical system of the Audi A7 4G and A8 D4 after proper matching.
• The ability to use existing wiring harnesses and connectors without interfering with the body structure.
• Consistent cooperation with other elements from the Electronic control modules and controllers group in the vehicle.
• Reduced risk of communication issues within the vehicle network compared to non-OE replacements.

Characteristics of the used controller

The offered module comes from an Audi vehicle and is a used component, which in practice represents a favorable compromise between cost and maintaining original build quality. This type of solution is often chosen for professional repairs when the priority is compliance with factory specifications and the ability to adapt it to the vehicle using standard service procedures.

The module has an assigned OEM part number and associated interchangeable numbers, which facilitates verification of compatibility with a specific Audi A7 4G or A8 D4 configuration based on catalog data and service documentation.

Selection and compatibility verification

Before purchasing, it is recommended to compare the module's identification data with information in the vehicle documentation and catalog systems, as well as to consult with an automotive electrician or a service center specializing in the Audi brand. Proper selection of the comfort controller has a direct impact on the correct operation of body functions and reduces the need for additional adaptations.

To better understand when choosing a used comfort module is justified and how to safely approach purchasing second-hand electronics, it is worth reading the guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?.

If you want to further organize the process of selecting used electronic elements and other components for your car, the following practical guide may also be helpful: No more bad purchases! How to professionally select used car parts, saving time and nerves.

Expanding Audi electronics upgrades

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

Summary

Audi A7 4G A8 D4 Body Comfort Control Module Unit BCM is an original, used comfort module designed for advanced electrical systems in premium-class Audi vehicles. Choosing this controller allows you to maintain the factory electronics architecture, ensures consistency with other vehicle systems, and provides a rational solution for professional repairs or the replacement of a damaged module in an Audi A7 4G or A8 D4.