Headlight Module Mercedes W213 Front Lamp Right O/S Range Adjustment A2139002834

Headlight Module Mercedes W213 Front Lamp Right O/S Range Adjustment is a specialized control unit designed to operate the right front headlight in E-Class models. It is responsible for precise control of the beam range, ensuring stable operation of the lighting system and proper adjustment of the light beam to road conditions. This solution is dedicated to drivers who expect consistent cooperation of electronics with the factory lighting system and want to restore full functionality to the right headlight.

Specifications and technical data

• SKU: A2139002834
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2139003233
• Substitutable numbers: A2139002834, A 213 900 28 34
• Location on the vehicle: Front, Right
• Category: Headlight Assemblies

Purpose and function of the module

The presented module is a component of the Front lights system in Mercedes E-Class W213 generation vehicles and works with the right front lamp of the vehicle. Its task is to control the headlight beam range, i.e., adjusting the position of the light beam depending on the vehicle load and driving conditions. As a result, the lighting system maintains proper geometry, which improves visibility and reduces the risk of dazzling other road users.

The placement of the module on the front – right side allows for direct integration with the right headlight, the electrical harness, and other body control units. Proper matching to the electrical architecture of the Mercedes W213 facilitates diagnostics, coding, and subsequent operation.

Compatibility and vehicle integration

The module has been designed for full cooperation with the factory lighting system of the Mercedes. This means:

• maintaining the original operating logic of the front lights,
• proper communication with the vehicle network,
• the ability to use factory headlight range adjustment functions.

Thanks to the use of an original Mercedes solution, the controller is optimized for the electrical and software parameters of the specific W213 generation. This helps to reduce system errors, avoid compatibility issues, and maintain consistent operation with other body modules.

Performance characteristics and advantages of use

Choosing this headlight module primarily ensures stable operation of the lighting system and predictable behavior of the lights under various vehicle load conditions. The controller is responsible for:

• controlling the position of the right headlight relative to the road surface,
• maintaining the specified light range parameters,
• cooperation with sensors and other controllers responsible for lighting.

The product comes from the Mercedes group, which in practice means maintaining factory standards of workmanship and fitment. The used part allows for an economical repair while maintaining the original vehicle specification, without the need to use replacements with uncertain parameters.

Condition, installation, and service application

The module is offered as a used part, which makes it an attractive service solution for post-accident repairs or replacing damaged headlight electronics. In practice, it will work well both when restoring the factory configuration of the right lamp and when replacing a faulty controller in an existing system.

Due to its dedicated purpose for the right front side of the vehicle, the installation is straightforward for workshops specializing in the Mercedes brand – after correct connection and potential coding, the module works with the vehicle's installation in accordance with the manufacturer's specifications.

Expansion of the lighting system and additional information

If you are planning a comprehensive repair or upgrade of the front lighting zone in your Mercedes and need other elements from the same group, such as lamps, control modules, or adjustment elements, check the available parts in the Mercedes Front lights category.

To better understand the benefits of using original, used components in lighting and body electronics systems, it is worth reading the expert material: OEM quality guarantee and safety – why are used original car parts the best choice for your car?