Audi A4 B7 Passenger Air Module Switch Deactivation Lock Button 5P0919237B

Audi A4 B7 Airbag Switch is an original part from the switches, control elements, and ignition switches group, designed for the airbag system in Audi models. It ensures precise control of the passenger airbag function, which is crucial for safety and compatibility with the vehicle's factory electrical system. This is a practical solution for users who want to restore the full functionality of the SRS system after interior replacement or electrical repairs.

Specifications and technical data

• SKU: 5P0919237B
• Mark: Audi
• Condition: Used
• OEM Part Number: 5P0919237B
• Substitutable numbers: 5P0919237B, 5P0 919 237 B
• Category: Switches & Controls

Purpose and Function in the Safety System

The presented switch is responsible for controlling the passenger airbag in the Audi A4 B7 generation, working in conjunction with the factory airbag module. This component is part of the SRS system and allows for the activation or deactivation of the airbag depending on the vehicle's configuration. By maintaining its original design, it ensures proper communication with the electrical system and correct status reporting to the diagnostic system.

Construction and Integration with the Vehicle's Electrical System

The switch is designed as an OEM component from Audi, meaning it offers a perfect fit for the factory panel and wiring harness. The construction includes:

• a dedicated connector for the vehicle's electrical system,
• a housing designed for installation in the original location in the center console or dashboard,
• clear indication of the switch's operating status (according to the car's configuration).

This solution helps maintain the visual consistency of the interior and the proper functioning of the safety system without the need for electrical modifications.

Category: Audi Switches, Control Elements, and Ignition Switches

The offered switch belongs to the specialized category of Switches, Control Elements, and Ignition Switches, which includes components responsible for operating electrical and safety functions in a vehicle. If you also need other control elements for your car of this brand, check out the available Audi switches, control elements, and ignition switches to find complete solutions for your interior and electrical system.

Product Condition and Service Application

The switch comes from the secondary market, making it a cost-effective choice for post-accident repairs, replacing damaged panels, or completing missing elements after interior modifications. A used OEM component helps maintain the factory operating parameters of the airbag system and avoids compatibility issues typical of low-quality aftermarket parts.

Safety, Diagnostics, and Parts Selection

For safety-related components, such as the airbag switch, correct matching to the specific equipment version and verification of the electrical system after installation are crucial. It is recommended to:

• check compatibility with the vehicle model and year based on technical data,
• have it installed by someone experienced in SRS systems,
• perform computer diagnostics after installation to confirm the absence of airbag system errors.

If you are interested in a broader context of safely selecting used components, especially in the area of active safety, it is worth reading the guide on our blog: Used Braking System: How to Safely Choose Discs, Calipers, and ABS?. The principles of verification and quality control presented there can largely be applied to other key vehicle systems as well.

Benefits of Using an Original Airbag Switch

Using an original airbag switch in the Audi A4 B7 primarily ensures full compatibility with the factory SRS system, correct operation of warning lights, and predictable system behavior in emergency situations. This solution is particularly recommended for professional repairs where compliance with service documentation and vehicle manufacturer requirements is important.