VW Passat B7 Rear Inner Taillight Lamp Wiring Harness Plug Left N/S 3AF945093C

VW Passat B7 Rear Inner Taillight Lamp Wiring Harness Plug Left N/S is an original lighting system component designed to support the inner part of the rear lamp on the driver's side. Thanks to its factory design, it ensures proper power supply and signal connection between the lamp and the vehicle's electrical system, which translates into stable operation of the position and brake lights. It is a practical solution for post-collision repairs, lamp replacement, or damage to the factory wiring harness.

Specifications and technical data

• SKU: 3AF945093C-2
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 3AF945093C
• Substitutable numbers: 3AF945093C, 3AF 945 093 C, 3AF 945 093 Q, 3AF945093Q
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Purpose and function in the lighting system

The presented wiring harness is an element of the Rear lights and brake lights category, responsible for the electrical connection of the inner rear lamp on the left side with the vehicle's installation. Its placement in the rear area of the car on the driver's side allows for precise fitting to the factory cable routing in the Passat B7, without the need for modifications or adaptations.

The wiring harness ensures:

• stable power transmission to individual lamp functions,
• proper cooperation with the brake and position light system,
• compliance with Volkswagen's factory electrical architecture.

Benefits of using an original wiring harness

Using a dedicated wiring harness for a specific Volkswagen model reduces the risk of compatibility issues typical of universal solutions. The appropriate cable length, correct connector layout, and matched mounts facilitate installation and allow for maintaining the factory installation routing within the rear bodywork.

The main advantages include:

• a secure electrical connection between the lamp and the vehicle's installation,
• reduced risk of errors in the lighting system,
• easier diagnostics of potential faults in the future.

Component condition and service application

The offered wiring harness comes from the Volkswagen group and is a used part, which makes it an attractive solution for maintenance and post-accident repairs when the priority is to maintain the original design at reasonable costs. This type of component works well both when replacing a damaged lamp and when repairing the installation after mechanical interference in the rear part of the vehicle.

Thanks to maintaining the factory manufacturing standard, the wiring harness allows for restoring full functionality of the rear lighting without the need to modify the installation or use additional adapters.

Integration with the vehicle's rear system

The placement on the vehicle in the rear area on the left side makes the wiring harness designed to work with the inner rear lamp, usually mounted in the trunk lid or the inner part of the lighting assembly. Such a fit facilitates maintaining proper cable routing, minimizes mechanical stress, and promotes long-term, stable operation of the lighting system.

In practice, this means faster installation, lower risk of insulation damage, and correct operation of the brake and position lights, which has a direct impact on safety and the visibility of light signals for other road users.

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your Volkswagen and need other elements from the same group, such as lenses, control modules, or complete lamp assemblies, check the available parts in the Volkswagen rear lights and brake lights category.

If you are also interested in a comparison of popular power units and operating costs in the context of the secondary market, it is worth reading the article BMW N47 vs M57 / M57N / M57N2 – a ranking of legendary diesels, which helps in consciously planning service and the selection of spare parts.