VW Transporter T5 Rear Tail Light Socket Bulb Holder Left N/S 7H0945257A

VW Transporter T5 Rear Tail Light Socket Bulb Holder Left N/S is an original electrical system component designed for installation in the rear left lamp of this popular commercial vehicle model. Thanks to its factory-fit design, it ensures secure bulb seating, a stable connection to the wiring harness, and proper operation of the rear lighting, which is crucial for safety and regulatory compliance. It is a practical solution for post-collision repairs, replacing a damaged lamp, or restoring the lighting system to full functionality.

Specifications and technical data

• SKU: 7H0945257A
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 7H0945257A
• Substitutable numbers: 7H0945257A, 7H0 945 257 A
• Location on the vehicle: Rear, Left
• Part type: Electrical Connector
• Category: Sockets, Connectors & Wiring

Purpose and function in the vehicle

The presented bulb holder is a component mounted in the rear left part of the body, responsible for the correct seating of light sources and their electrical connection to the vehicle's system. In practice, this means supporting functions such as the position light, brake light, or turn signal – depending on the lamp configuration in a given Transporter T5 unit. Precise fitment for the specific model reduces the risk of compatibility issues, mounting looseness, or improper seating in the lens.

Construction and role in the electrical system

The bulb holder belongs to the group of components referred to as Wires, plugs, and connectors, which highlights its importance in maintaining a stable electrical signal to the bulbs. The construction combines:

• bulb sockets, ensuring proper electrical contact,
• tracks or wires supplying power,
• a connector allowing for quick connection to the vehicle's wiring harness.

This configuration facilitates service and replacement – disassembly and assembly are usually performed without the need to interfere with the main electrical harness. Factory-spec geometry of the holder helps maintain the correct alignment of the bulbs relative to the reflectors and the lens, which translates into the clarity of light signals for other road users.

Benefits of using an original component

Choosing an original bulb holder for the Volkswagen Transporter T5 has several practical advantages, important for both fleet and private users:

• maintaining compatibility with the factory electrical system without modifications,
• reducing the risk of lighting operation errors (flickering, power interruptions),
• easier diagnostics of potential faults in the future,
• consistency with other components of the vehicle's lighting system.

For a commercial vehicle like the Transporter T5, stable operation of the rear lighting has a direct impact on the safety of daily operation, especially during intensive use and frequent loading.

Condition, assembly, and service application

The offered bulb holder is a used component, which in practice means the possibility of an economical repair of the lighting system while maintaining original manufacturing quality. It is a good solution in situations where there has been mechanical damage to the lamp, melting of bulb sockets, or electrical connection problems within the holder.

Due to its factory design for the rear left side of the vehicle, the assembly process is straightforward – after fitting it to the lens and connecting it to the harness, the lighting system regains full functionality without the need for additional adapters or modifications. Such a solution reduces vehicle downtime in the workshop and facilitates the planning of service work.

Expanding the electrical system in a Volkswagen

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your Volkswagen and need other components from the same group, such as connectors, wiring harness sections, or additional connections, check the available parts in the Volkswagen wires, plugs, and connectors category.

If you are interested in a broader context of using used components in premium class cars and want to better understand when choosing parts from dismantling is technically and economically justified, it is worth reading the article: Used parts for Mercedes – original parts from dismantling.