BMW E60 E61 E63 E64 6-disc Compact CD Changer 6938975

BMW E60 E61 E63 E64 6-disc Compact CD Changer is an original component from the Electronic control modules and controllers group, designed for factory audio systems in BMW 5 and 6 series. It ensures stable CD operation while maintaining consistency with the factory interface and onboard electronics architecture.

Specifications and technical data

• SKU: 6938975
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6938975
• Substitutable numbers: 65126956939, 6956939, 65129131850, 9131850, 65129125240 65126938975 65126935939 65126933963, 9125240 6938975 6935939 6933963, 65126986081 65126941416 65126933966 65126933255, 6986081 6941416 6933966 6933255
• Category: ECUs & Computer Modules

Purpose and integration with the BMW audio system

The CD changer is designed to work with factory BMW head units, ensuring full integration with the menu and controls from the center console and the multifunction steering wheel (if equipped). Proper communication with the vehicle's bus allows for correct device identification by the system and seamless operation of all available functions. As an OEM BMW component, the CD changer maintains the correct electrical and logic parameters, which reduces the risk of communication errors, radio interference, or power supply issues. This is particularly important in vehicles where electronics are highly integrated and sensitive to non-original components.

Technical and functional characteristics

The CD changer operates as a dedicated module controlled by the main audio unit, allowing for convenient disc switching, track selection, and operation of basic functions via the factory interface. The module's design is adapted to vehicle operating conditions – it accounts for vibrations, temperature fluctuations, and power and communication requirements. The device belongs to the Electronic control modules and controllers group, meaning it interacts with other controllers in the vehicle using appropriate communication protocols. This enables the maintenance of equipment configuration consistency as well as correct reporting of the module's status in service diagnostics.

Selection by OEM number and interchangeable numbers

The CD changer is marked with a dedicated OEM part number and has assigned interchangeable numbers, which facilitates precise identification of the correct module for a specific vehicle configuration. When selecting, it is recommended to verify compatibility by part number and vehicle equipment to avoid hardware or software compatibility issues. To ensure a proper fit, it is worth using the vehicle's VIN or comparing the markings with the removed CD changer. This approach minimizes the risk of purchasing the wrong module and speeds up the installation process, as the device is recognized by the system as the correct component upon connection.

Condition, installation, and practical aspects

The offered CD changer comes from the secondary market, which allows for an economical replacement of a damaged module while maintaining the manufacturer's original specifications. A used OEM component is often a beneficial solution for older models where the priority is to maintain the factory look and functionality of the audio system. In most cases, installing the CD changer involves connecting the factory wiring harnesses and securing it in the designated installation location. With the correct module selection, the process is similar to plug-and-play, and any potential coding or adaptation depends on the specific vehicle equipment configuration.

Why choose a used BMW electronic module

Choosing an original, used module from the Electronic control modules and controllers group allows you to maintain full compatibility with the vehicle's installation while reducing costs compared to new parts. This solution is particularly beneficial for maintenance repairs where functionality and compliance with the factory architecture are key, rather than necessarily purchasing a new component. If you want to better understand how to safely select and install used electronic modules in a car, check out our guide: Used automotive electronics – second-hand ECU modules and sensors, which discusses selection by VIN/OEM, compatibility issues, and practical installation tips. If you are planning a comprehensive repair or upgrade of your BMW's onboard electronics and need other components from the same group, such as comfort controllers, multimedia modules, or other management units, check out the available parts in the BMW electronic control modules and controllers category.