Description
Audi A6 A7 4G8 A8 Trunk Release Button Switch Boot is an original control element from the Audi brand, designed for operating the trunk lid in selected premium models. It is a practical, factory-made switch that allows you to restore full functionality to the trunk opening system without altering the vehicle’s electrical installation.
Specifications and technical data
- SKU: 4H0959831B
- Mark: Audi
- Condition: Used
- OEM Part Number: 4H0959831B
- Substitutable numbers: 4H0959831B, 4H0 959 831 B
- Part type: Push Button
- Category: Switches & Controls
Switch Purpose and Function
The trunk release button is responsible for precise control of the lid unlocking mechanism, working in conjunction with the factory comfort and central locking system. As an element from the Switches, Control Elements, and Ignition Switches group, it is an integral part of the body control system, providing convenient access to the luggage compartment without the need to use the key in the lock.
A correctly selected switch ensures consistent operation of all comfort functions in Audi cars, minimizing the risk of communication errors in the electrical system and diagnostic issues.
Construction and Compatibility with Audi Models
The offered switch has been specifically designed for selected Audi higher-class models, such as A6, A7 4G8, and A8, maintaining the factory manufacturing standard. The housing and connector design are prepared for installation in the original location, which simplifies installation and reduces the need for modifications to the upholstery or wiring harness.
The element features a dedicated electrical connector, adapted to work with the vehicle’s installation, so that after correct connection, the button can operate in plug-and-play mode, without additional software adaptations.
Benefits of Using an Original Switch
Using an original Audi trunk switch ensures:
- Consistency with the factory control system – maintaining proper communication with comfort and security modules.
- Correct mechanical fit – proper seating in the body panel or upholstery without play or stress.
- Aesthetics matching the interior and exterior – the appearance and texture of the button correspond to Audi’s finishing standards.
- The ability to restore full trunk lid functionality after the failure of the previous component.
For users who want to keep their car in a configuration close to its factory state, choosing such a switch is a technically safe and predictable solution in terms of operation.
Characteristics of the Used Component
The offered switch is from the used parts segment, which allows for economical restoration of the trunk opening system’s functionality while maintaining the original manufacturer’s specifications. Such components are often chosen for routine repairs when matching a specific vehicle equipment version is crucial.
Before installation, a standard check of the vehicle’s electrical system and the proper functioning of the trunk mechanism is recommended to rule out additional mechanical damage or wiring harness issues.
If you are planning a comprehensive repair or upgrade of the body control area in your Audi and need other elements from the same group, such as buttons, switches, or control modules, check the available parts in the Audi Switches, Control Elements, and Ignition Switches category.
Selection Tips and Additional Materials
When selecting a trunk switch, it is worth paying attention to compatibility with the specific vehicle equipment version and comfort system configuration. It may be helpful to compare the shape of the housing and connector with the currently installed element, as well as to verify in the service documentation.
If you are simultaneously planning service for the braking system and considering the use of aftermarket components, you will find useful information in the blog article “Used Braking System: How to Safely Choose Discs, Calipers, and ABS?”, which contains a practical checklist for purchasing used parts.
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