Audi A4 B9 Rear Right O/S Door Wiring Loom Harness 8W0971687BR

Audi A4 B9 Rear Right O/S Door Wiring Loom Harness is an original electrical installation component designed for the rear right door of the Audi A4 B9 generation model. Thanks to its factory-fit design, the harness ensures a reliable electrical connection between the door and the vehicle body, supporting the proper operation of all connected components. It is a practical solution for users and workshops looking to restore full door functionality without the need for modifications to the installation.

Specifications and technical data

• SKU: 8W0971687BR
• Mark: Audi
• Condition: Used
• OEM Part Number: 8W0971687BR
• Substitutable numbers: 8W0971687BR, 8W0 971 687 BR, TAB 010 403 EC, TAB010403EC
• Location on the vehicle: Rear, Right
• Category: Wiring Harnesses, Cables & Connectors

Purpose and function of the wiring harness

The presented harness belongs to the Wires, harnesses, and connectors group and has been designed specifically for the rear right door of the Audi A4 B9. It is responsible for transmitting signals and power to components located in the door, such as control modules, actuators, or lighting, depending on the specific vehicle configuration. The vehicle placement specified as rear – right side allows for clear identification of the installation area and reduces the risk of errors when selecting parts.

Construction and fitment for Audi installations

The harness is constructed as a component dedicated to a specific model, which translates into the correct wire length, proper routing, and connector placement. The connectors used are prepared to work with factory sockets in the door and pillar, ensuring that installation is orderly and consistent with the original Audi electrical system architecture. This solution minimizes the risk of installation errors and eliminates the need for interfering with the harness through soldering or adding extra wire sections.

Benefits of using an original wiring harness

Using an original wiring harness in the rear right door of the Audi A4 B9 allows for maintaining the consistency of the vehicle's electrical system. This is particularly important in the case of modern systems, where connection stability and proper wire shielding affect the reliability of electronics. Choosing this solution:

• facilitates future diagnostics and service,
• reduces the risk of errors in comfort and safety systems,
• supports the maintenance of factory assembly standards.

Additionally, an element from this group is a beneficial choice for post-accident repairs or replacing damaged door installations when maintaining consistency with the original electrical design is a priority.

Product characteristics and practical application

The rear right door wiring harness in the Audi A4 B9 is suitable both for replacing a damaged section of the installation and for completing missing components after bodywork repairs. The product is intended for installation in a specific location on the body, which facilitates the work of mechanics and automotive electricians. By maintaining the original wire routing geometry, it is possible to properly position the harness in grommets and mounts without tension or twisting, which could otherwise lead to insulation wear in the future.

Condition of the item and ecological aspect

The offered harness is a used component, which represents a reasonable compromise between repair costs and maintaining quality and fitment. Choosing this solution helps reduce production waste and supports the reuse of functional components. If you would like to learn more about the benefits of reusing automotive parts and the impact of such decisions on the environment and your budget, it is worth reading the article Eco-friendly driving: discover the benefits of used car parts.

If you are planning a comprehensive repair or upgrade of the door area in your Audi and need other elements from the same group, such as additional harnesses, wires, or door installation connectors, check out the available parts in the Audi wires, harnesses, and connectors category.