Mercedes W204 Stereo Radio Autoradio CD Player Head Unit A2049003211

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W204 Stereo Radio Autoradio CD Player Head Unit is an original component from the Electronic control modules and controllers group, designed for factory installation in Mercedes vehicles. It ensures the consistency of the multimedia system with the vehicle's other electronics, providing stable operation and predictable performance of all audio functions.

Specifications and technical data

• SKU: A2049003211
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2049003211
• Substitutable numbers: A2049003211, A 204 900 32 11
• Category: ECUs & Computer Modules

Technical characteristics and vehicle integration

The CD player has been designed as a component that works with the vehicle's electrical system and communication network, in accordance with the manufacturer's standards. As a part from the Electronic control modules and controllers category, it acts as the unit responsible for handling audio signals, controlling radio functions, and integrating with panel buttons and other onboard modules.

The device is prepared for operation in the Mercedes factory environment, which facilitates proper communication with other controllers. This minimizes the risk of system errors, and post-installation configuration is predictable and consistent with the manufacturer's specifications.

Purpose and application in Mercedes W204

The Mercedes W204 Stereo Radio Autoradio CD Player Head Unit is dedicated for installation in W204 series vehicles, where it is responsible for handling radio functions and CD playback. Using an original module allows for maintaining the factory look of the center console, operational ergonomics, and compatibility with existing buttons and displays.

In practice, this means the ability to seamlessly integrate the device into the existing electronic system without the need for additional adapters or interference with the wiring harness. This solution is particularly beneficial for repairs after a factory radio failure or when restoring a vehicle to its OEM configuration after previous modifications.

Benefits of using an original electronic module

Using an original radio player from the Electronic control modules and controllers group offers a number of practical advantages:

• maintaining the consistency of the multimedia system with the vehicle's other electronics,
• factory fitment to the installation and connectors in the Mercedes W204,
• predictable operation of radio and CD player functions after installation,
• no need for electrical system modifications.

For the user, this means convenient operation, aesthetic integration with the dashboard, and a reduction in the risk of communication issues between modules.

Product condition and practical installation aspects

The offered CD player is a used component, which allows for an economical restoration of the audio system's functionality while maintaining the original manufacturer's specifications. This type of solution is particularly attractive for repairing daily-driven vehicles, where a reasonable balance between cost and functionality is important.

Before installation, it is recommended to verify compatibility with the specific vehicle configuration and consult with an automotive electrician or a service center specializing in Mercedes electronics to ensure proper connection and any necessary system adaptation.

Matching by numbers and additional materials

For this type of component, matching by OEM part number and available replacement numbers is crucial, as it allows for confirming compatibility with a specific equipment version. In case of doubt, it is worth using the VIN-based selection or consulting with the technical department to avoid hardware or software incompatibilities.

If you are planning a comprehensive repair or upgrade of your Mercedes' onboard electronics and need other components from the same group, such as comfort controllers, multimedia modules, or other management units, check the available parts in the Electronic control modules and controllers Mercedes category.

To better understand how to safely and consciously choose used electronic modules, including controllers and audio system components, it is worth reading the guide describing selection by VIN/OEM, compatibility issues, and practical installation tips: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?.