Mercedes A238 Seat Control Switch Rear Right O/S A2139055603

Mercedes A238 Seat Control Switch Rear Right O/S is an original component from the Switches, control elements and ignition locks group, designed for operating the rear right seat adjustment in Mercedes vehicles. This practical solution allows for precise control of passenger seat settings while maintaining consistency with the factory interior ergonomics.

Specifications and technical data

• SKU: A2139055603
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2139055603
• Substitutable numbers: A2139055603, A 213 905 56 03
• Location on the vehicle: Rear, Right
• Category: Switches & Controls

Purpose and function of the component

The described switch is dedicated for installation in the rear right part of the cabin, in the passenger seat zone. It is responsible for convenient seat setting control from the side panel, in accordance with Mercedes factory operating logic. This ensures the user maintains intuitive access to adjustments without the need to reach for additional modules or non-factory solutions.

The element belongs to the group of electrical control components, which allows for full integration with the vehicle's electrical system and comfort systems. Using an original switch reduces the risk of compatibility issues and ensures consistent operation with other interior equipment elements.

Benefits of using an original switch

Using a factory seat control switch offers a number of practical advantages:

• maintaining the original ergonomics of seat operation in the rear right part of the vehicle,
• consistent appearance with other Mercedes interior trim elements,
• proper cooperation with the electrical installation and comfort systems,
• possibility of restoring full seat adjustment functionality after the failure of the previous switch.

For users who value travel comfort, it is important that a functional seat control switch directly affects the comfort of rear seat passengers, allowing for quick adjustment of the seat position to individual needs.

Application in Mercedes service and repairs

This switch model is particularly useful in situations where the existing element has suffered mechanical or electrical damage, and it is necessary to restore full functionality to the rear right seat. Using an original component allows services and workshops specializing in the Mercedes brand to perform repairs in accordance with the manufacturer's factory standards.

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

Characteristics of the used product

The offered element comes from the used parts segment, which is a reasonable compromise between repair costs and maintaining original Mercedes quality. Choosing such a solution is particularly attractive when servicing vehicles a few years old, where the priority is functionality, fit, and compliance with factory specifications, while simultaneously limiting expenses.

More about the advantages of using original, used components in cars of this brand can be found in the article Used parts for Mercedes – original parts from dismantling, which discusses the practical aspects of selecting premium components from the secondary market.

Why it is worth choosing Mercedes-Benz dedicated solutions

Using dedicated switches and control elements in Mercedes vehicles allows for maintaining a high level of comfort and predictable operation of onboard systems. The original rear right seat control switch ensures proper fit to the installation, as well as aesthetic consistency with other interior components, which is important both for the user and for the vehicle's value on the secondary market.

For owners and services specializing in this brand, choosing the right, factory control element is a simple way to maintain the comfort and functionality standard characteristic of Mercedes, without the need to use compromise, universal replacements.