Audi S6 C6 6-Disc CD Changer Magazine Head Unit MMI 4E0910110E

Audi S6 C6 6-Disc CD Changer Magazine Head Unit MMI is an original component from the Electronic control modules and controllers group, designed to work with the factory MMI multimedia system in Audi models. It allows for convenient playback of multiple CDs without the need for constant disc swapping, ensuring consistent operation with the rest of the vehicle's electronics.

Specifications and technical data

• SKU: 4E0910110E
• Mark: Audi
• Condition: Used
• OEM Part Number: 4E0910110E
• Substitutable numbers: 4E0910110E, 4E0 910 110 E
• Category: ECUs & Computer Modules

Purpose and function in the MMI system

The CD changer has been designed as an integral part of the MMI system in the Audi S6 C6 generation. It is responsible for operating the multi-disc CD magazine, communicating with the control unit via the vehicle's bus like a typical electronic module. Thanks to this, all functions – such as selecting a disc, track, or playback mode – are available directly from the MMI interface and the factory buttons on the center console.

As part of the Electronic control modules and controllers category, the device works with other controllers in the vehicle, maintaining the consistency of communication protocols and operating logic intended by the manufacturer.

Construction and integration with the vehicle's installation

The CD changer is a factory Audi module, prepared for installation in a dedicated location within the vehicle. The design features standard connectors used in MMI systems, which facilitates connection to the existing wiring harness without the need for modifications. The housing is adapted for operation within the car's interior, with appropriate disc handling and magazine mechanism.

The device works with the factory MMI software, so after proper connection, it is visible in the system menu as an additional audio source. Such integration allows for maintaining the original appearance and ergonomics of operation, which is particularly important for users who value equipment consistency.

Benefits of using an original module

Using an original Audi CD changer to replace a damaged or missing component allows for the restoration of full audio system functionality without interfering with the installation. This is a beneficial solution both in terms of technical and practical aspects, because it:

• ensures compatibility with the existing MMI system,
• eliminates the need for additional adapters or converters,
• maintains factory control logic and on-screen messages,
• helps preserve the consistent character of the vehicle's interior.

For many Audi users, it is important that the multimedia system operates in a predictable manner consistent with factory specifications – using such a module helps achieve this effect.

Characteristics of the used component

The offered CD changer comes from the secondary market and is a used component. Such modules are frequently chosen for multimedia system repairs because they allow for cost-effective restoration of vehicle functionality while maintaining the manufacturer's original specifications. In the case of automotive electronics, this is significant both for proper cooperation with other controllers and for subsequent diagnostics.

Related modules and technical knowledge

Multimedia and control systems in modern cars are closely linked. In vehicles of other brands, such as BMW, similar roles are played by iDrive modules or controllers responsible for comfort and engine management. For those interested in a broader perspective on onboard electronics and the use of salvaged parts in service, an article describing a practical approach to repairing modules in BMW 3 and 5 series may be useful – you can find it here: guide on repairing iDrive systems and BMW electronic modules.

If you are planning a comprehensive repair or upgrade of the onboard electronics in your Audi and need other elements from the same group, such as comfort modules, multimedia controllers, or control units for assistance systems, check the available parts in the Audi electronic control modules and controllers category.

Additionally, to better understand how original modules – including MMI system components – influence the preservation of the brand's character, it is worth reading the material dedicated to used Audi components and their role in maintaining the vehicle's factory DNA: article on the use of original used Audi parts.