Audi Q5 FY A4 B9 Q7 4M Window Lifter Switch Rear Left Right N/O/S 4M0959855

Visual condition of the part

The product shows signs of use visible in the photos.

Audi Q5 FY A4 B9 Q7 Window Lifter Switch Rear Left Right N/O/S is an original component from the Switches, control elements and ignition switches group, designed for controlling rear windows in selected Audi models. It is a practical solution for users who want to restore full functionality of electric window lifters while maintaining factory ergonomics and a consistent interior look.

Specifications and technical data

• SKU: 4M0959855
• Mark: Audi
• Condition: Used
• OEM Part Number: 4M0959855
• Substitutable numbers: 4M0959855, 4M0 959 855
• Location on the vehicle: Rear, Right, Left
• Category: Switches & Controls

Purpose and function of the switch

The presented switch is dedicated for installation in the rear part of the vehicle, on the left or right side, in Audi cars from the Q5 family, A4 B9 generation, and Q7. It is responsible for precise control of the electric window lifter, ensuring convenient operation for rear seat passengers and consistent performance with the vehicle's factory electrical installation.

Thanks to a design consistent with the solutions used by the manufacturer, the switch works with the original wiring and comfort modules, which facilitates installation and reduces the risk of compatibility issues.

Construction and ergonomics of use

The element has been designed for intuitive operation – the shape of the button and its travel are adapted for daily use in road conditions. The appropriately selected pressing force allows for reliable, repeatable window control without accidental activations.

The factory styling of the switch ensures that after installation, the uniform design line of the door panel is maintained, and the vehicle's interior does not lose its visual consistency. This is particularly important in premium class cars, where both functionality and aesthetics matter.

Vehicle placement and installation aspects

The switch is adapted for operation in the rear zone of the cabin, with the possibility of use on the left or right side. Such a solution allows for flexible use of the element depending on the door configuration and service needs.

In practice, the installation involves removing the door panel, unplugging the existing switch, and connecting the new element to the existing harness. Using an original Audi solution limits the need for installation modifications, which is beneficial both in terms of labor time and the reliability of the electrical system.

Characteristics of the used element

The offered switch is a used element, which in practice means that it comes from vehicle dismantling and has been verified for suitability for further operation. For many users, this is a reasonable compromise between the cost of repair and maintaining the original build quality typical of the Audi brand.

Choosing a used switch allows for an economical repair of the window control system while maintaining the factory standard of fit and mechanism operation.

Expanding the control system in Audi

If you are planning a comprehensive repair or modernization of the cockpit and door area in your Audi and need other elements from the same group, such as window control buttons, mirror adjustment knobs, or ignition switch modules, check the available parts in the Audi switches, control elements and ignition switches category.

When selecting used electrical and electronic components, it is worth paying attention to verification procedures and good purchasing practices – detailed tips can be found in the blog article Second-hand braking system: how to safely select discs, calipers, and ABS?, which discusses universal principles for assessing the condition of used car parts.