Mercedes-Benz W204 Front Right O/S Driver's Seat Switch Control Unit A2048204210

Mercedes-Benz W204 Front Right O/S Driver's Seat Switch Control Unit is an original component from the Switches, control elements and ignition locks group, designed to operate seat settings on the driver's side. It allows for precise control of the seat position in the front right part of the cabin, maintaining factory ergonomics and consistency with the vehicle's electrical system.

Specifications and technical data

• SKU: A2048204210
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2048204210
• Substitutable numbers: A2048204210, A 204 820 42 10, EM
• Location on the vehicle: Front, Right
• Category: Switches & Controls

Function and application

This control module is responsible for operating the electric driver's seat adjustments in the front right part of the vehicle interior. Thanks to its factory design, it ensures:

• proper cooperation with the vehicle's electrical system,
• preservation of the original button operation logic,
• consistent appearance with other cockpit elements.

The element is dedicated to Mercedes brand models, which translates into a proper fit for the seat and stable mounting in the side part of the seat cushion.

Construction and integration with the system

The driver's seat control unit has been designed as a complete solution mounted in the front right zone of the cabin. The design provides:

• an integrated button panel for seat adjustment,
• a housing adapted for mounting in the side part of the seat,
• electrical connectors prepared for cooperation with the factory wiring harness.

Thanks to this, the installation proceeds in an orderly manner, without the need for modifications to the system or interference with the seat structure, and the control remains intuitive for the user.

Benefits of using an original switch

Using an original seat control switch in a Mercedes-Benz W204 allows you to maintain the consistent operation of the entire seat adjustment system. Key advantages include:

• factory compatibility with the vehicle's electronics,
• proper fit to the upholstery and the side seat trim,
• predictable operation of all adjustment functions.

The element from the Switches, control elements and ignition locks category is important wherever convenient access to seat settings and maintaining comfort at the level intended by the manufacturer is a priority.

Characteristics of the used product

The offered module is marked as used, which in practice means that it comes from vehicle dismantling and has been verified for its suitability for further operation. This type of solution allows you to:

• reduce the costs of repairing the seat adjustment system,
• maintain the original standard of interior equipment,
• avoid problems with fitting replacements of uncertain origin.

For many Mercedes-Benz users, this is a reasonable compromise between quality and budget, especially when repairing electrical components inside the cabin.

Mounting zone and fitment

The switch is intended for installation in the front - right area, which is the driver's side in right-hand drive versions. Such placement ensures:

• convenient access to controls while driving,
• ergonomic arrangement of buttons relative to the seating position,
• preservation of the factory layout of elements in the cabin.

Thanks to this, the driver can fully use the seat adjustment functions without changing habits and without compromises in terms of comfort.

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

More practical information 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, among other things, the quality and economic aspects of such solutions.

Additionally, if you are interested in the broader context of using used electronics in a car – including control modules and sensors – it is worth reading the guide Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?, where the principles of selection, compatibility, and installation of such components are described.