Audi S3 8V Rear Lamp Light Tailgate Inner Left N/S Harness Loom Wire 8V4945093C

Audi S3 8V Rear Lamp Light Tailgate Inner Left N/S Harness Loom Wire is an original electrical installation component designed for the rear of the vehicle, responsible for power supply and signals to the left lamp located in the tailgate. Thanks to its factory design, the harness ensures a proper electrical connection and stable lighting operation. It is a practical solution for users who want to restore full functionality to the rear light system in their Audi S3 8V.

Specifications and technical data

• SKU: 8V4945093C-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 8V4945093C
• Substitutable numbers: 8V4945093C, 8V4 945 093 C
• Location on the vehicle: Rear, Left
• Category: Other Starters, Alternators, ECUs & Wiring

Purpose and vehicle placement

The presented harness is designed for installation in the rear of the vehicle, on the left side, directly in the tailgate. It is responsible for connecting the lamp to the car's main electrical system, which enables the correct operation of lighting functions such as position lights, brake lights, or turn signals – in accordance with the configuration used in the specific Audi S3 8V unit. Thanks to its factory fitment for the specific model, the harness maintains the correct wire length, appropriate connector layout, and routing consistent with the tailgate construction. This reduces the risk of wire strain when opening and closing the trunk and minimizes the possibility of mechanical damage during operation.

Technical and functional characteristics

The rear inner tailgate lamp harness on the left side has been prepared as an installation component dedicated to Audi, which means compliance with the manufacturer's factory electrical and construction standards. The connectors used are matched to the original lamp and the vehicle's factory installation, which facilitates assembly and eliminates the need for installation modifications. This type of solution is particularly useful in situations where there has been damage to the wires in the tailgate hinge, insulation breakage, or problems with contacts in the connectors. Using an original harness allows for restoring stable power to the lamp and proper communication with control modules, which translates into correct lighting operation and no errors in onboard systems.

Product condition and benefits of using a used part

The item comes from the group of original used Audi parts, which means it was manufactured in accordance with the vehicle manufacturer's requirements and retains factory construction parameters. Compared to cheap replacements, using an original harness from dismantling often ensures better fitment, more stable connections, and greater operational predictability over the long term. For users who want to consciously choose components for their car and optimize service costs, original used parts represent a reasonable compromise between quality and price. In the case of electrical installations, where correct connector fitment and compliance with factory architecture are important, such a solution is particularly worth considering.

Assembly and practical application

The harness is intended for direct installation in the rear tailgate on the left side, in the place of the factory wire routing. When replacing, it is recommended to:

• thoroughly check the condition of the connectors on the lamp side and the vehicle installation,
• lay the wires according to the original path to avoid excessive bending,
• check the operation of all lighting functions after completing the installation. This approach allows for restoring full functionality of the rear lighting in the Audi S3 8V and limiting the risk of recurring faults resulting from improper wire routing or poor contact in the connectors. As a result, the car maintains the proper level of safety and compliance with requirements regarding exterior lighting.

Related elements and further reading

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, connectors, or modules related to the rear lamp, check the available parts in the Other Audi category. If you are interested in a broader context of technical solutions used in sports versions of Audi and the differences in component construction between standard and sports variants, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses, among other things, the specifics of powertrains, braking systems, and chassis, and presents the offer of parts at Global Parts.