Audi A8 D3 Roof Curtain Air Module SRS Unit Control Left N/S 4H0880741E

Audi A8 D3 Roof Curtain Air Module SRS Unit Control Left N/S is a specialized component of the passive safety system, responsible for controlling the airbag operation in the upper cabin area on the driver's or passenger's side (left side). This is an OEM solution designed for precise integration with factory electronics and body structure, ensuring the consistency of the entire SRS system and stable side protection parameters.

Specifications and technical data

• SKU: 4H0880741E
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H0880741E
• Substitutable numbers: 4H0880741E, 4H0 880 741 E
• Location on the vehicle: Left
• Category: Headliners & Parts

Purpose and function in the vehicle

The presented roof curtain control module is dedicated to the Audi A8 D3 generation model and operates within the SRS system on the left side. Its task is to monitor the activation of the roof curtain airbag, which is crucial during side impacts and vehicle rollover events. This component works with crash sensors and the central control unit to create a cohesive system for protecting the head and upper torso.

Integration with the headliner and SRS system

The module is structurally linked to the headliner area, which is why its correct selection is important for both safety and the proper installation of interior trim elements. Thanks to its factory origin, the following are maintained:

• appropriate mounting points within the headliner and roof structure,
• compatibility with the electrical harness and SRS system connectors,
• proper cooperation with sensors and the main airbag control unit.

Such a fit reduces the risk of installation errors and facilitates service, which is particularly important for components responsible for safety.

Characteristics of the used component

The offered module comes from disassembly and is classified as a used part. This means it was previously used in a vehicle but retains the functionality required for continued operation in the SRS system. Choosing this solution allows for an economical repair while maintaining the manufacturer's original specifications, which is significant for premium vehicles such as the Audi A8 D3.

Why it is worth using an original roof curtain module

Using a factory roof curtain module on the left side in an Audi A8 D3 ensures:

• compatibility with the vehicle's factory electrical architecture,
• appropriate operating parameters within the SRS system,
• consistency with the headliner structure and trim elements,
• the ability to restore the correct operation of the airbag system after post-accident repairs.

For workshops specializing in the Audi brand and for conscious users, this is a solution that facilitates maintaining a high level of safety at reasonable service costs.

Expanding repairs within the Audi headliner area

If you are planning a comprehensive repair or upgrade of the headliner area in your Audi and need other elements from the same group, such as reinforcements, mounts, or additional modules, check the available parts in the Audi Headliner and Parts category.

Practical tips regarding operation and service

When working with the SRS system, safety procedures must always be followed, including disconnecting the vehicle's power supply and observing appropriate time intervals before starting disassembly. It is also recommended to perform computer diagnostics after installing the roof curtain module to verify correct communication with other elements of the airbag system.

For drivers and workshops that want to better plan vehicle maintenance and repair costs, the article describing the most frequently replaced components in a car will be helpful – details can be found in the material TOP 10 most frequently replaced parts in your car.