Mercedes W204 W212 Telephone Control Unit Module ECU A2429004101

The Mercedes W204 W212 Telematic ECU Control Module is a specialized electrical system component responsible for advanced telematics and communication functions in Mercedes vehicles. As a part of the Fuses and Fuse Boxes category, it works with the car's electrical system, ensuring stable power supply and control of selected circuits. This used control module allows for a technically correct replacement of a damaged module while maintaining the system's factory architecture.

Specifications and technical data

• SKU: A2429004101
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2429004101
• Substitutable numbers: A2429004101, A 242 900 41 01
• Location on the vehicle: Rear
• Category: Fuses & Fuse Boxes

Module Purpose and Function

The Telematic ECU Control Module is designed for integration with the electrical system in Mercedes W204 and W212 class models. Its purpose is to manage selected telematics functions, communicate with other control units in the vehicle, and cooperate with the electrical protection system, typical for the Fuses and Fuse Boxes category.

This component operates in the rear of the vehicle, due to its dedicated placement. This allows it to be correctly connected to the wiring harness and other system components, in line with the manufacturer's original design.

Vehicle Placement and Electrical System Integration

The module is intended for installation in the rear section of the body, which is important for both wiring harness routing and proper communication with other control units. This location:

• facilitates service access to connectors and wires,
• reduces the length of some signal wires,
• contributes to the stable operation of the system within the existing electrical architecture.

By adhering to the original installation concept, the module can be integrated into the existing system without requiring modifications to the body structure or electrical system overhaul.

Technical Specifications and Compatibility

As a part of the Fuses and Fuse Boxes category, the control module works with circuits protected by appropriately selected fuses, which reduces the risk of damage in case of electrical system irregularities. The module's design is adapted to the electrical standards used in Mercedes vehicles, promoting the consistency of the entire system.

The presence of dedicated part numbers and interchangeable numbers (visible in the technical specifications) facilitates verification of compatibility with specific vehicle equipment versions. This allows for the selection of a control module that matches the configuration of a particular vehicle, which is crucial for the correct operation of the telematics system.

Product Condition and Service Application

The offered module is a used part, making it an attractive solution for repairs where cost-effectiveness while maintaining original construction is important. This type of component is suitable for both standard replacement of a damaged control module and for restoring full system functionality after an electrical system failure.

Choosing an original module from a dismantled vehicle allows for consistency with the vehicle's factory software and architecture, which is particularly important for advanced telematics systems that communicate with many other control units in the car.

Support in Selection and Vehicle Configuration Development

Before purchasing, it is advisable to compare the markings visible in the technical specifications with your vehicle's data to confirm the module's compatibility with your specific equipment version. A correctly selected control module can significantly simplify diagnostics, configuration, and subsequent service of the electrical system.

If you are planning a comprehensive repair or upgrade of the electrical system area in your Mercedes and need other parts from the same group, such as fuse boxes, power distribution modules, or additional protection blocks, check the available parts in the Mercedes Fuses and Fuse Boxes category.

For those considering broader vehicle modifications and wanting to better utilize the potential of used components, an article describing a practical approach to selecting such parts may be helpful – you can find it here: Best Used Parts for Your Car Tuning.