Audi A4 B7 Passenger Air Module Deactivation Switch Control SRS 8H2919234A

Audi A4 B7 Passenger Air Module Deactivation Switch Control SRS is a specialized SRS system component responsible for the controlled activation and deactivation of the passenger-side airbag module. This original Audi component ensures proper integration with the factory safety system and is designed for installation in the front section of the vehicle.

Specifications and technical data

• SKU: RHD-8H2919234A
• Mark: Audi
• Condition: Used
• OEM Part Number: 8H2919234A
• Substitutable numbers: 8H2919234A, 8H2 919 234 A
• Location on the vehicle: Front
• Category: Switches & Controls

Function and role in the SRS system

The passenger airbag deactivation switch in the Audi A4 B7 is responsible for controlling the operation of the passenger-side airbag module in accordance with SRS system logic. It allows for the safe deactivation of the airbag in situations requiring the use of a child seat or specific cabin configurations, while maintaining consistency with other safety system components.

Thanks to its factory design, the switch works seamlessly with the vehicle's electrical installation and the SRS control unit, minimizing the risk of communication errors, warning lights on the instrument cluster, or incorrect system response in the event of a collision.

Construction and fitment for Audi A4 B7

The element was designed as part of the Switches, control elements, and ignition locks group, which ensures full compatibility with the Audi interior architecture and ergonomics. Mounted in the front zone of the vehicle, it integrates with the dashboard and wiring harness without the need for modifications or the use of universal solutions.

The original construction ensures compatibility with factory connectors, appropriate electrical characteristics, and proper operation within the onboard diagnostic system. This is particularly important for components related to passive safety, where parameter stability has a direct impact on the correct operation of the entire system.

Condition, origin, and service application

The offered switch comes from disassembly and is classified as a used original Audi component. Such components are frequently chosen by professional workshops and informed users who expect factory fitment and predictable behavior in the vehicle's electronic systems.

The switch is suitable both for standard replacement of a damaged module and for post-accident repairs, where it is necessary to restore full functionality of the SRS system while maintaining compliance with the vehicle's factory configuration.

Benefits of using an original switch

• Full compatibility with the Audi A4 B7 installation – no need for adaptations, cutting wires, or using adapters.
• Stable cooperation with the SRS system – reducing the risk of diagnostic errors and unwanted messages on the dashboard.
• Visual consistency with the vehicle interior – maintaining the factory look of the control panels.
• Cost-effective choice for repairs – especially during comprehensive work in the front cabin area.

Support with selection and additional materials

If you are planning a comprehensive repair or upgrade of the cockpit area in your Audi and need other elements from the same group, such as light switches, steering column controllers, or ignition lock cylinders, check the available parts in the Audi switches, control elements, and ignition locks category.

During service work, brake system maintenance is often performed in parallel, so it is worth checking out practical tips on the safe selection of used components – you can find a detailed checklist in the article Second-hand brake system: how to safely choose discs, calipers, and ABS?.

If you are considering whether it is better to opt for refurbishment or an original component from disassembly, it may be helpful to review the advantages of both solutions in the material Refurbished or used original – which part to choose for repairs?, which allows you to consciously plan the service strategy for the entire vehicle.