Mercedes-Benz CLC-Class CL203 Front Right O/S Door Control Module A2038209085

MERCEDES CL203 Front Right Door Module A2038209085 is an original, used part from the Doors and Door Panels group, designed for the passenger side at the front of the body. The module is responsible for the correct control of door functions, ensuring stable communication with the vehicle's electrical system and consistency with Mercedes' factory system architecture. By retaining the OEM design, it offers a solution for precise fitting to the specific CL203 body version.

Specifications and technical data

• SKU: A2038209285
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2038209085
• Substitutable numbers: A2038209085, A 203 820 90 85, A2038209285, A 203 820 92 85, EM
• Location on the vehicle: Front, Right
• Color: Black
• Category: Doors & Door Skins

Door Module Purpose and Function

The presented door module is intended for installation in the front right door of Mercedes CL203 vehicles. As a control element, it is responsible for managing the electric door functions, working in conjunction with the body's electrical system and other comfort controllers. Its placement in the passenger door area requires appropriate structural compatibility, making the use of an original module crucial for the system's proper operation.

Compatibility and Interchangeability within the Series

The module has been specifically designed for the CL203 platform, taking into account the characteristic layout of wiring harnesses and the method of communication with the vehicle's network. The manufacturer has provided for interchangeable part numbers, which simplifies the selection of the correct controller within the same part family. This allows the module to be used in place of other Mercedes-specified references while maintaining compatibility with the factory electronic configuration.

Performance Parameters and Construction Features

The door module operates in a demanding environment – inside the door panel, where it is exposed to temperature changes and humidity. The construction used by Mercedes ensures adequate housing resistance and stable electrical connectors, which translates to a reliable connection with the door wiring harness. The version designed for the front right side has been prepared to work with the factory door mechanisms and maintain the full functionality intended by the manufacturer.

Color and Interior Integration

The module's housing is finished in black, which is standard for components installed inside the door. This color scheme promotes neutral integration with factory wiring, handles, and mountings, facilitating servicing and potential diagnostic work. The module does not visually interfere with the cabin's trim, remaining hidden behind the door upholstery, and its role is limited to the stable operation of the electrical system.

Condition, Origin, and Service Application

The offered part is used, making it an attractive service solution for Mercedes owners seeking an economical yet factory-compliant replacement part. Choosing an original module from a dismantled vehicle helps maintain the consistency of the vehicle's software and electrical architecture, minimizing the risk of communication problems within the controller network. It is a practical option for repairs to the comfort system, replacement of a damaged module due to flooding, or electrical failure.

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and need other parts from the same group, such as door skins, reinforcements, or door frames, check the available parts in the Mercedes Doors and Door Panels category.

For drivers interested in the technical background of solutions used in this brand, including the cooperation of body modules with four-wheel-drive systems, an article discussing various AWD systems may be useful – you can find it here: xDrive, 4Matic, quattro or 4Motion – AWD comparison.