Description
Visual condition of the part
The product shows signs of use visible in the photos.
Audi A1 S1 8X Start Stop Switch Button Ignition Control Switch is an original component from the Switches, control elements and ignition locks group, designed for controlling engine ignition in Audi vehicles. This used component ensures factory integration with the vehicle’s electrical system, maintaining consistent operation with the ignition system and onboard electronics.
Specifications and technical data
- SKU: RHD-8X2905217C
- Mark: Audi
- Condition: Used
- OEM Part Number: 8X2905217C
- Substitutable numbers: 8X2905217C, 8X2 905 217 C
- Part type: Push Button
- Category: Switches & Controls
Purpose and technical function
The Audi A1 S1 8X Start Stop Switch Button Ignition Control Switch acts as the central control element for starting and stopping the engine in a keyless system. It is a module designed by the vehicle manufacturer, ensuring full compatibility with factory controllers, the immobilizer, and the ignition control system.
The element belongs to the Switches, control elements and ignition locks group, which means it is responsible for:
- transmitting the signal to the ignition system upon pressing the button,
- cooperating with the key or card recognition system,
- handling the start-stop function in accordance with the vehicle’s factory software logic.
Benefits of using an original switch
Using an original start-stop button in an Audi allows for maintaining the consistent operation of the entire ignition control system. Factory fitment minimizes the risk of communication errors with electronics, starting issues, or malfunctions of comfort features.
The main advantages include:
- maintaining the original logic of the start-stop system,
- proper cooperation with the existing wiring harness and control modules,
- consistent appearance with other elements of the center console and interior.
Characteristics of the used component
The offered button is a used component, which in practice means a favorable cost-to-quality ratio while maintaining the manufacturer’s original design. Such elements are frequently chosen for:
- repairs following mechanical damage to the center panel,
- restoring full functionality of the ignition system after a switch failure,
- servicing vehicles where maintaining the factory equipment standard is essential.
Original construction facilitates trouble-free installation in the place of the factory button, without the need for modifications to the wiring or mounts.
Application in service practice
The Audi A1 S1 8X Start Stop Switch Button Ignition Control Switch is particularly useful in workshops specializing in the Audi brand and in services dealing with automotive electronics. It enables a quick replacement of a damaged ignition control element, which reduces vehicle downtime and facilitates maintaining the full functionality of the starting system.
If you are planning a comprehensive repair or upgrade of the ignition control zone in your Audi and need other elements from the same group, such as function buttons, control modules, or complete ignition lock assemblies, check out the available parts in the Audi Switches, control elements and ignition locks category.
More about the advantages of used parts
Choosing used, original components is a solution often applied in premium segment vehicles, where both quality and rational service costs matter. A broader discussion on the benefits of installing branded parts from dismantling, their impact on user comfort, and the cost-effectiveness of repairs can be found in the article: Used parts for Mercedes – original parts from dismantling.






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