Head Unit Mercedes W169 W245 CD Player Radio Audio A1699002000

The Mercedes W169 W245 CD Radio A1699002000 is a factory CD player from the electronic control units and modules group, designed for A-Class and B-Class models. This genuine multimedia unit ensures compatibility with the vehicle's electrical system, maintaining factory ergonomics and the distinctive aesthetic of the Mercedes brand.

Specifications and technical data

• SKU: A1699002000
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1699002000
• Substitutable numbers: A1699002000, A 169 900 20 00
• Location on the vehicle: Rear
• Category: ECUs & Computer Modules

CD Radio Features and Application

This CD radio is part of the multimedia system installed in Mercedes A-Class (W169) and B-Class (W245) vehicles. As a component within the Electronic Control Units and Modules category, it integrates seamlessly with the vehicle's wiring harness via factory connectors, ensuring full compatibility with other onboard systems such as steering wheel controls and display messages.

Designated for rear installation, this module is intended for mounting in the rear of the vehicle as part of a specific equipment configuration. This is crucial for proper fitment with the wiring harness and mounting brackets, ensuring adequate cooling, stable mounting, and long-term reliable operation.

Integration with Vehicle Electrical System and Systems

As an original control module, this CD radio is designed for full compatibility with Mercedes' factory electrical architecture. This means:

• Proper communication with the vehicle's data bus,
• Preservation of control functions via factory buttons,
• Seamless integration with the audio system and other electronic modules.

This type of unit is particularly beneficial when replacing a damaged radio or restoring a vehicle to its factory configuration after previous modifications. Using an original module minimizes the risk of communication issues between control units and eliminates the need for wiring modifications.

Practical Aspects of Using a Used Part

This CD radio, offered as a used part, is a sensible choice for repairing a vehicle with a failed factory multimedia unit. Compared to aftermarket alternatives, this genuine module:

• Facilitates installation with factory mounting points,
• Reduces the need for additional system configuration,
• Maintains a cohesive cockpit appearance.

For workshops and individual owners, this translates to shorter installation times and a lower risk of compatibility issues. A used multimedia module is also a cost-effective solution while preserving the original manufacturer's specifications.

Selecting the Correct Module and Vehicle Compatibility

When selecting a CD radio for a Mercedes, matching it to the specific body generation and equipment configuration is paramount. The correct choice of module from the Electronic Control Units and Modules category will prevent issues with mechanical installation and connection to the existing wiring harness. If in doubt, compare connectors, brackets, and markings on the housing with the currently installed unit.

If you require other components from the same group, such as additional control units or comfort modules, browsing within a unified product category dedicated to a specific brand can be helpful.

If you are looking for other Mercedes Electronic Control Units and Modules, check out our offer: Mercedes Electronic Control Units and Modules.

More on Operating Electronic Modules

When working with automotive electronics, regardless of the brand, proper fault diagnosis, correct disassembly and assembly, and ensuring stable power supply are crucial. In modern vehicles like Mercedes, BMW, and other premium brands, control modules are tightly interconnected. Therefore, replacing a single component should be preceded by a thorough analysis of error codes stored in the control unit memory.

If you are interested in a broader context of multimedia modules and control units in premium cars, it is worth reading an article describing the operation and repair of systems in other brands. Practical tips can be found here: How to care for iDrive systems and electronic modules in BMW using parts from dismantling.

Summary

The Mercedes W169 W245 CD Radio A1699002000 is an original multimedia module from the electronic control units group, designed for rear installation in selected configurations of A-Class and B-Class models. Choosing a factory CD radio ensures full integration with the electrical system, a cohesive interior appearance, and predictable audio system behavior, which is particularly important for professional repairs and restoring a vehicle to manufacturer specifications.