Mercedes-Benz ML W163 Sliding Roof Window Rear Interior Light Control Switch

Mercedes-Benz ML W163 Sliding Roof Window Rear Interior Light Control Switch is an original component from the Switches, control elements and ignition locks group, designed for installation in the rear part of the vehicle. It maintains the proper functionality of control systems in the Mercedes M-Class W163, ensuring consistency with the factory electrical installation and aesthetic integration with the interior thanks to its black color scheme. This is a practical solution for users who want to maintain the original character of the car while controlling maintenance costs.

Specifications and technical data

• SKU: A1638203710
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1638203710
• Substitutable numbers: A1638203710, A 163 820 37 10, BG
• Location on the vehicle: Rear
• Color: Black
• Category: Switches & Controls

Purpose and function in the vehicle

The presented switch is dedicated for installation in the rear body zone, where it is responsible for operating selected electrical functions of the vehicle. As a control element, it works with the factory wiring harness of the Mercedes, which allows for maintaining the correct operation of systems without the need for installation modifications.

Thanks to the use of the original design, the switch retains the correct mounting points and operating ergonomics, which translates into ease of use and predictable performance in daily operation.

Construction, color and fit

The black housing allows for aesthetic integration of the switch into the factory interior finish of the Mercedes M-Class W163. This color scheme is neutral and universal, ensuring the component does not stand out against other cockpit or upholstery panel components.

As a part from the Switches, control elements and ignition locks group, the product has been designed with stable mounting and reliable electrical contact in mind, which reduces the risk of circuit interruption and unwanted gaps in the operation of controlled systems.

Benefits of using an original used component

Using an original switch from disassembly allows for maintaining consistency with the factory Mercedes specification, without compromises in terms of compatibility. This solution is particularly beneficial for repairs where matching the existing installation and maintaining original functionality is essential.

A used component is a reasonable cost-effective choice, enabling the restoration of control system efficiency without the need to invest in a new component. In many cases, it is also a faster way to eliminate a fault, especially when the availability of parts compatible with a specific model version is important.

Application in service and diagnostics

The switch can be used both as a spare part in standard repairs and as an auxiliary element in the diagnostics of electrical systems in the rear part of the vehicle. Replacing a damaged switch with a functional unit allows for quickly verifying whether the source of the problem is the control element itself or other installation components.

Thanks to the preservation of the factory design, the installation of the switch is predictable for mechanics and automotive electricians, which shortens working time and minimizes the risk of errors during installation.

If you are planning a comprehensive repair or upgrade of the control zone in your Mercedes and need other elements from the same group, such as additional switches, control modules, or ignition lock components, check the available parts in the Mercedes switches, control elements and ignition locks category.

More about the advantages of used Mercedes parts

In the case of premium class cars, choosing used, original components often allows for significantly reducing repair costs while maintaining high quality and full compatibility with the vehicle. This applies to both control elements and more complex electronic or mechanical subassemblies.

If you want to better understand how to safely and consciously use parts from disassembly in cars of this brand, it is worth reading the guide material: Used parts for Mercedes – original components from disassembly, which discusses the practical aspects of selecting and operating such subassemblies.