Audi A3 8P Rear Tailgate Lamp Light Outer Wiring Loom Harness Left N/S 8P4945095

Description

Audi A3 8P Rear Tailgate Lamp Light Outer Wiring Loom Harness Left N/S is an original lighting system component designed to support the outer rear lamp on the driver’s side. Engineered by Audi, it ensures a proper electrical connection between the lamp and the vehicle’s wiring, resulting in stable operation of the position and brake lights. This used OEM component is a sensible choice for repairs where compatibility with the factory installation and predictable lighting system performance are essential.

Specifications and technical data

• SKU: 8P4945095-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8P4945095
• Substitutable numbers: 8P4945095, 8P4 945 095
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Purpose and function in the vehicle

The presented wiring harness is an electrical system component responsible for powering and controlling the rear tailgate lamp on the left side of the Audi A3 8P generation. Its placement in the rear body area allows for a direct connection of the lamp to the vehicle’s main wiring, without the need for modifications or the adaptation of universal cables.

Thanks to its factory fitment for the specific body model, the harness maintains the correct cable routing, which reduces the risk of chafing, looseness, and electrical contact issues. This is particularly important in the Rear lights and brake lights category, where power stability has a direct impact on safety and regulatory compliance.

Advantages of using an original Audi wiring harness

Using an original harness instead of a damaged or non-factory cable allows you to maintain the consistency of the electrical system with the manufacturer’s design. In practice, this means:

• a secure connection to the left rear tailgate lamp,
• proper operation of position and brake lights without system errors,
• preservation of the factory cable routing within the tailgate,
• easier diagnostics of potential faults in the future.

For users who want to restore full lighting functionality without experimenting with custom-made cables, this harness is a practical and technically sound solution. Original connectors and cable geometry facilitate quick installation and reduce the risk of errors during connection.

Condition, installation, and service application

The item comes from dismantling, which in the case of electrical harnesses often represents a favorable compromise between cost and quality, while maintaining the factory construction. A used harness allows for an economical repair of the lighting system, especially when the problem involves damaged wires, circuit breaks, or faulty connectors within the tailgate area.

In practice, the harness will prove useful in situations such as:

• repair after a rear-end collision,
• mechanical damage to wires in the tailgate hinge,
• problems with intermittent rear lighting on the left side.

Direct fitment for the Audi A3 8P facilitates installation in workshop and service conditions without the need for vehicle wiring modifications.

Integration with the Audi lighting system

The harness works with the driver’s side rear tailgate lamp, being part of the complete rear lighting power circuit. A correctly selected component of this type helps avoid issues with bulb-out warnings, unstable lighting, or interruptions in brake light operation.

To maintain the consistency of the entire lighting system, it is recommended that all components in the rear body area – lamps, sockets, and harnesses – come from the same Audi design family. Uniform electrical architecture promotes reliability and facilitates subsequent diagnostic work.

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 combination lamps, control modules, or additional cables, check the available parts in the Audi rear lights and brake lights category.

For those interested in the broader context of upgrading and servicing popular VAG group models, guide materials may be useful – you can find more about design changes and selecting used parts in the article Hot-hatch legend: the evolution of the VW Golf GTI from Mk1 to Mk8 – design changes and VW car parts.