Audi A4 B8 Saloon Rear Tail Light Lamp Wiring Harness Cable Right O/S 8K5945096D

Audi A4 B8 Saloon Rear Tail Light Lamp Wiring Harness Cable Right O/S is a component from the Wires, harnesses and connectors group, designed for the right rear tail light in the saloon body style. It is responsible for a stable electrical connection between the vehicle's wiring system and the rear lighting, ensuring the proper operation of all lamp functions.

Specifications and technical data

• SKU: 8K5945096D-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K5945096D
• Substitutable numbers: 8K5945096D, 8K5 945 096 D
• Location on the vehicle: Rear, Right
• Part type: Wire Harness
• Category: Wiring Harnesses, Cables & Connectors

Purpose and function in the electrical system

The right rear tail light wiring harness is dedicated for installation in the rear right section of the vehicle, in the lighting assembly area. It is responsible for transmitting signals from the main electrical system to individual lamp circuits, such as the position light, brake light, turn signal, or license plate light (depending on the specific lamp configuration in a given vehicle).

Thanks to factory-standard wire routing and properly selected connectors, the harness minimizes the risk of voltage drops, insulation abrasion, and ground issues that often occur with unprofessional wiring modifications.

Construction, connectors and fitment

The item belongs to the Wires, harnesses and connectors group, which means it has been designed as a ready-to-install sub-assembly for the original vehicle wiring. The connectors used are structurally matched to the sockets in the rear tail light and the factory wiring in the body, which facilitates installation and reduces the need for interference with original wires.

The layout of the wires and the lengths of the sections are adapted to the geometry of the rear part of the saloon body, ensuring that the harness fits into the manufacturer's intended locations without interfering with the boot lining or other equipment elements.

Vehicle placement and installation aspects

The harness is intended for installation in the rear right part of the vehicle, in the immediate vicinity of the right tail light assembly. Such precise vehicle placement allows for maintaining the factory wire routing and proper strain relief of the connectors, which is important for the durability of the entire system.

During replacement, it is recommended to:

• route the wires according to the original mounting points,
• check the condition of the lamp sockets and ground points,
• verify the correct operation of all lighting functions after installation.

Benefits of using an original Audi harness

Using a dedicated harness in the Audi A4 B8 Saloon helps avoid problems typical of universal solutions, such as loose connections, unreliable soldering, or mismatched wire colors. The original design ensures:

• consistency with factory service documentation,
• easier diagnostics of potential electrical faults,
• maintenance of aesthetics and order in the boot compartment.

For the user, this means stable operation of the rear lighting, which translates into driving safety and compliance with legal requirements regarding light efficiency.

Condition of the item and service application

The offered harness is a used component, making it an attractive solution for maintenance repairs and restoring lighting functionality after a collision or interference with the installation. It works well both in routine repairs and during comprehensive reconstruction of the rear part of the vehicle, when it is necessary to replace the lamp along with the electrical accessories.

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your Audi and need other elements from the same group, such as additional harnesses, wire sections, or compatible connectors, check the available parts in the Audi wires, harnesses and connectors category.

For drivers interested in optimizing vehicle maintenance costs and conscious parts selection, practical advice on economical operation may be useful – it is worth reading the material: Economical operation of a Ford – where to look for the greatest savings in mechanical and body repairs.