Audi A4 B7 Taillight Light Lamp Inner Wiring Loom Cable Rear Left N/S 8E5945093A

Audi A4 B7 Taillight Light Lamp Inner Wiring Loom Cable Rear Left N/S is an original component from the Rear lights and brake lights group, designed for installation on the left side of the rear bodywork. The product ensures proper power supply and electrical communication for the inner taillight, which translates into safe and stable operation of the vehicle's lighting. This solution is dedicated to users who expect factory-fit and predictable electrical system performance.

Specifications and technical data

• SKU: 8E5945093A-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8E5945093A
• Substitutable numbers: 8E5945093A, 8E5 945 093 A
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Purpose and function in the vehicle

The presented wiring loom works with the inner taillight on the left side of the Audi A4 B7 generation model. Its task is to provide a stable connection between the lamp and the vehicle's electrical system, ensuring that position lights, brake lights, or other functions assigned to this lighting section operate according to the manufacturer's specifications. Its placement at the rear of the vehicle on the driver's side allows for precise cable routing and minimizes the risk of incorrect installation.

Construction and installation fit

The wiring loom has been designed as a component compatible with the factory electrical architecture of Audi, which facilitates installation in the original mounting points. The connectors are prepared to work with the dedicated inner lamp, so there is no need to interfere with the cable structure or use additional adapters. Such a solution reduces the risk of installation errors, contact overheating, or the appearance of lighting fault messages on the instrument cluster.

Benefits of using an original wiring loom

Using a component from the same design group as the factory equipment of the Audi A4 B7 allows for maintaining the consistency of electrical parameters and proper circuit loading. The most important advantages include:

• factory fit to the geometry of the rear bodywork on the left side,
• prepared connectors for the dedicated inner lamp,
• reduction of the risk of problems with bulb failure monitoring and diagnostic system errors,
• organized cable routing in the trunk area or lamp cavity.

Thanks to this, the user receives a component that supports the stable operation of the lighting system and facilitates future vehicle maintenance.

Product characteristics and practical application

The offered wiring loom is intended for re-installation in a vehicle where it is necessary to replace a damaged or faulty section of the installation serving the inner taillight on the left side. It works well both for post-collision repairs and for resolving problems resulting from previous, unprofessional modifications to the installation. Choosing a component from this group allows for restoring the correct cable path, proper contacts, and predictable light behavior during operation.

Expanding the Audi lighting system

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your Audi and need other components from the same group, such as combination lamps, control modules, or additional wiring looms, check the available parts in the Audi rear lights and brake lights category.

For users interested in deepening their knowledge about component selection, compatibility, and verification of factory markings for more advanced systems, the Global Parts guide on turbocharging and air cooling in modern BMW units may be helpful – you can find it in the article BMW B58 code – checklist before buying a turbocharger and intercooler for BMW 3 Series (G20), which shows how to methodically approach checking part compatibility by VIN number and technical specifications.