BMW E81 E87 E90 E91 E92 E93 Radio CD Player Professional Control Unit 9231931

The BMW E81 E87 E90 E91 E92 E93 Professional CD Radio is an original component from the Electronic Control Modules and Controllers group, designed for factory integration with the electrical systems of BMW 1 and 3 Series vehicles. This is a solution for users who expect stable audio system performance, full compatibility with onboard electronics, and maintaining the consistency of equipment with the OEM line.

Specifications and technical data

• SKU: 9231931
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9231931
• Substitutable numbers: 9231931, 65129231931, 9343201, 65129343201, 9219705, 65129219705, 9226395, 65129226395, 9249414, 65129249414, 9243916, 65129243916, 9240037, 65129240037, 9246500, 65129246500, 9258167, 65129258167, 9289109
• Category: ECUs & Computer Modules

Vehicle Application and Integration

The Professional CD Radio has been designed as a factory multimedia system control module for selected BMW E81, E87, E90, E91, E92, and E93 models. As an OEM component, it works with the vehicle's electrical system, communication bus, and other controllers, ensuring proper operation of audio functions and system messages.

The unit belongs to the Electronic Control Modules and Controllers group, meaning it serves as the central point for managing radio functions, the CD player, and related settings within the vehicle's menu. This ensures compatibility with factory displays, center console buttons, and – depending on the car's configuration – multifunction steering wheel buttons.

Technical and Functional Characteristics

The Professional CD Radio is a module designed for installation in the original dashboard location, using factory connectors and mounting brackets. The OEM design allows for:

• maintaining the factory look of the cockpit,
• proper integration with the vehicle's audio system,
• operation of system functions intended by the manufacturer for this unit.

As a used control module, the Professional CD Radio offers a solution for restoring the functionality of the factory multimedia system after a failure or damage to the previous unit, without the need for modifications to the wiring harnesses or the use of adapters typical for non-factory solutions.

Selection by Part Numbers and Compatibility

The component has a dedicated OEM part number and a set of interchangeable numbers, which facilitates precise matching to a specific vehicle configuration. When selecting, it is recommended to verify compatibility by part number and vehicle data to ensure proper interaction with other controllers and equipment.

As an OEM product, the Professional CD Radio is designed for specific equipment versions. Therefore, before installation, it is advisable to compare the markings with the currently installed module or use VIN-based selection. This minimizes the risk of communication problems within the vehicle network and issues with additional functions.

Condition, Application, and Benefits of Installation

The offered module is in used condition, allowing for an economical restoration of the audio system's functionality while maintaining the original manufacturer's specifications. Replacing it with a factory Professional CD Radio is particularly beneficial when the priority is:

• maintaining a cohesive interior appearance with the rest of the BMW equipment,
• ensuring proper interaction with existing controllers and the electrical system,
• minimizing interference with the original wiring harness.

By using an original module from the Electronic Control Modules and Controllers group, the user receives a solution that aligns with the vehicle manufacturer's intentions, leading to stable system operation and predictable performance of all multimedia functions.

Technical Support and Additional Information

If you are planning a comprehensive repair or upgrade of the onboard electronics in your BMW and need other components from the same group, such as comfort controllers, multimedia modules, or driver assistance system control units, check the available parts in the BMW Electronic Control Modules and Controllers category.

For users who want to make informed choices when selecting used electronic modules and better understand OEM part number selection and compatibility, the Global Parts guide will be useful: Used Automotive Electronics Onboard – Why Choose Second-Hand ECU Modules and Sensors?. You will find practical tips on part verification, installation, and frequently asked questions related to used automotive electronics.