Mercedes W204 Coupe Window Lifter Switch Driver's Side Power Fold A1729056900

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W204 Coupe Window Lifter Switch Driver's Side Power Fold is an original control component from the Switches, control elements and ignition locks group, designed for operating electric windows in the W204 coupe model cabin. This practical solution allows you to restore full window control functionality while maintaining factory ergonomics and a consistent interior look of your Mercedes.

Specifications and technical data

• SKU: A1729056900-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1729056900
• Substitutable numbers: A1729056900, A 172 905 69 00
• Category: Switches & Controls

Purpose and function of the panel

The switch panel is responsible for convenient control of the side windows from the door console or center tunnel (depending on the specific interior configuration of a given W204 Coupe unit). Using an original Mercedes solution ensures:

• consistent operation with the vehicle's factory electrical installation,
• proper cooperation with comfort modules,
• maintenance of the button operation logic intended by the manufacturer.

Thanks to this, replacing a damaged panel with an original element from the same group allows you to reduce the risk of compatibility issues and ensures predictable operation of the window system.

Construction and control ergonomics

The panel was designed by Mercedes with intuitive operation during driving in mind. The layout of the buttons, their shape, and mechanical resistance are matched to the typical hand position of the driver and passenger, which facilitates operation without taking your eyes off the road. The applied design:

• enables precise control of window movement,
• limits accidental presses thanks to the tactile button travel,
• maintains aesthetics consistent with the styling line of the W204 Coupe interior.

Using an original panel from the same family of components allows you to maintain a uniform cockpit appearance, without differences in the texture or color of the material.

Product characteristics and fitment

The offered panel belongs to the Switches, control elements and ignition locks group, which means it was designed as an integral part of the vehicle's control system. In practice, this translates into:

• factory mounting points,
• electrical connectors matched to the Mercedes W204 Coupe wiring harness,
• maintenance of original functionality after correct installation.

The product comes from disassembly, which in the case of original Mercedes parts is often a cost-effective solution while maintaining high manufacturing quality and compliance with factory specifications.

Condition, verification and practical application

The item is offered as used, which means it may show signs of wear typical for interior components, however, its control function remains preserved as intended. This type of panel is particularly useful in situations where:

• the original window switch has suffered mechanical or electrical damage,
• there are problems with button response or intermittent window operation,
• it is necessary to replace the element after door or electrical system repairs.

Choosing an original control panel from the same model family allows you to reduce diagnostic time and speed up the restoration of full window system functionality in the cabin.

Expansion of the control system and related elements

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

If you are considering a wider upgrade of your car and want to better understand the advantages of using original components from disassembly, check out the article Used parts for Mercedes – original components from disassembly, which discusses the practical aspects of selecting and using such elements in premium class vehicles.