Citroën Boxer Relay Ducato Rear Tail Light Bulb Holder Socket Left N/S 20620751

Citroën Boxer Relay Ducato Rear Tail Light Bulb Holder Socket Left N/S is an original electrical component designed for installation in the rear left combination lamp. Thanks to its precise fitment to the factory wiring harness and connectors, it ensures a stable electrical connection and proper operation of all bulbs within the lamp module. It is a practical solution for post-collision repairs, replacing a damaged lamp, or resolving rear lighting issues.

Specifications and technical data

• SKU: 20620751
• Mark: Citroën
• Condition: Used
• OEM Part Number: 20620751
• Substitutable numbers: 20620751
• Location on the vehicle: Rear, Left
• Part type: Electrical Connector
• Category: Sockets, Connectors & Wiring

Purpose and function of the bulb holder

The rear left tail light bulb holder is responsible for the mechanical seating of the bulbs and their electrical connection to the vehicle's wiring system. This component works with the rear combination lamp, supporting functions such as position lights, brake lights, turn signals, or reversing lights, depending on the specific lamp configuration. The vehicle placement specified as rear – left side ensures clear identification for installation, which minimizes the risk of errors when selecting parts. The holder belongs to the Wires, plugs, and connectors category, which includes components responsible for reliable connections in the vehicle's electrical system.

Construction and compatibility with the electrical system

The arrangement of the bulb sockets and the shape of the holder body are adapted to the rear lamp used in Citroën commercial vehicles. The design is intended to work with the factory wiring harness, which facilitates installation and limits the need for modifications to the system. The holder provides:

• stable guidance of bulbs in their respective sockets,
• secure electrical contacts reducing the risk of flickering lights,
• correct positioning of light points relative to the lamp lens.

Benefits of using an original Citroën component

Using a bulb holder dedicated to a specific rear lamp system allows you to maintain factory lighting parameters and compliance with homologation requirements. An original solution from the Wires, plugs, and connectors group reduces the risk of problems typical of aftermarket replacements, such as loose contacts, socket overheating, or improper operation of individual lamp functions. This type of component is particularly useful when:

• mechanical damage to the holder occurred during lamp or bulb replacement,
• there are intermittent light failures on the rear left side,
• repair of the installation is necessary after a collision or interference with the wiring.

Condition, installation, and service application

The holder comes from dismantling, which means it is a used component intended for further use after proper installation. This type of part is a good choice when you want to achieve a rational repair cost while maintaining the original design of the lighting system. During installation, it is recommended to:

• check the condition of the contacts and bulb sockets,
• verify the connection with the vehicle's wiring harness,
• test the operation of all lamp functions after assembly (position, brake, turn signal, reverse – according to the specific vehicle's equipment).

System expansion and related parts

If you are planning a comprehensive repair or upgrade of the rear lighting area in your Citroën and need other components from the same group, such as additional holders, connectors, or wiring sections, check the available parts in the Citroën wires, plugs, and connectors category. If you are interested in a broader context regarding the use of OEM parts in vehicle servicing and want to better understand how to optimize repair costs while maintaining safety, it is worth reading the article: Servicing Porsche cars – how to reduce repair costs by choosing original used parts.