Mercedes W176 W204 W212 Front Door Power Window Regulation Switch A2049058102

MERCEDES W176 W204 W212 Front Window Regulator Switch is an original part from the Switches, Control Elements, and Ignition Switches category, designed to control the electric window regulators in the front of the vehicle. This is a practical solution for users and workshops looking to restore full functionality to the window control panel while maintaining factory ergonomics and a consistent interior appearance.

Specifications and technical data

• SKU: A2049058102
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2049058102
• Substitutable numbers: A2049058102, A 204 905 81 02
• Location on the vehicle: Front
• Category: Switches & Controls

Vehicle Application and Function

The front window regulator switch is responsible for precise control of the electric windows in the front doors, providing convenient access to the opening and closing functions from the driver's or passenger's side. Its placement in the front area allows for intuitive operation, and its design, tailored to Mercedes compact and mid-size class models, ensures consistency with the factory door trim.

This part is particularly useful for:

• repairing a malfunctioning window control on the driver's or passenger's side,
• restoring full functionality after mechanical damage or water ingress,
• interior servicing where maintaining the original control layout is required.

Benefits of Using an Original Switch

Using an original window regulator switch in a Mercedes allows you to maintain the factory operating logic and the appropriate button travel characteristics. This ensures:

• predictable and comfortable window operation for the driver,
• compatibility with the vehicle's electrical system,
• minimized risk of communication errors with other control modules.

For workshops and service centers, it is important that an original switch from this category simplifies diagnostics and reduces the need for modifications to wiring harnesses or connectors, leading to more efficient repairs.

Installation Characteristics

The switch is designed for installation in the front of the vehicle, in the factory location within the door panel. Its construction, adapted to specific Mercedes model generations, allows for the element to be fitted into the original slot without additional modifications to upholstery or mounting points.

When replacing, pay attention to:

• correctly disconnecting and reconnecting the electrical connector,
• safely removing the door panel to avoid damaging clips and trim,
• verifying the operation of all window control functions after installation.

Condition and Service Application

This part comes from the secondary market, making it an attractive cost-effective solution while maintaining original manufacturer specifications. Such switches are often chosen by workshops specializing in the Mercedes brand when a combination of functionality and a reasonable repair budget is important.

If you are looking for other Mercedes Switches, Control Elements, and Ignition Switches, check out the Mercedes Switches, Control Elements, and Ignition Switches available in our store to select components tailored to your specific model and repair scope.

More About Used Mercedes Parts

When selecting used control elements for premium vehicles, it is beneficial to understand the specifics of original components and their behavior during extended use. If you want to better understand how to safely use salvaged parts in vehicles of this brand, refer to the article Used Mercedes Parts – Original Components from Dismantling, which describes practical aspects of choosing and operating such solutions.

Additionally, for drivers and service centers planning larger online purchases, the guide Safe Online Purchase of Used Car Parts – Step-by-Step Guide may be helpful. It discusses, among other things, selecting parts by manufacturer markings and verifying compatibility with a specific vehicle.