Door Wiring Harness BMW F40 Rear Left Right Door N/O/S Wiring Loom 8714367

BMW F40 Rear Left/Right Door Harness is an original door wiring component designed for installation in the rear left or right door. As part of the Cables, Harnesses, and Connectors group, it ensures a stable connection between body modules and door equipment, supporting proper electrical function. This is a practical solution for workshops and users who need a reliable, factory-spec harness for precise installation repairs.

Specifications and technical data

• SKU: 8714367
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8714367
• Substitutable numbers: 61128714367, 8714367, BG
• Location on the vehicle: Rear, Right, Left

Vehicle Application and Placement

This door harness is specifically designed for the BMW F40 body and is intended for installation in the rear left or right door. It is responsible for transmitting signals and power between the vehicle's electrical system and the components located within the door, such as window controls, locks, and interior lighting, in accordance with the specific vehicle's factory configuration.

Thanks to its dedicated placement within the vehicle, the harness maintains the correct routing, bend radii, and mounting points, which minimizes the risk of insulation abrasion and electrical system malfunctions. This is particularly important in modern designs where doors are frequently used and opened multiple times a day.

Technical and Functional Characteristics

The harness belongs to the Cables, Harnesses, and Connectors group, meaning it is factory-matched to the BMW F40 electrical architecture. The connectors used are prepared for direct connection to the original sockets in the door and body, eliminating the need for installation modifications or soldering additional wires.

The arrangement of wires and connectors conforms to the factory standard, facilitating installation and subsequent diagnostics. For workshops, this translates to faster work and a lower risk of installation errors, while for users, it ensures consistency with the vehicle's original electrical design.

Item Condition and Service Application

The offered harness is a used item, which allows for economical installation repairs while maintaining the original manufacturer's specifications. This type of component is particularly useful in cases of mechanical damage to wires in the door grommet, electrical system tampering, or the need to restore factory wiring after previous modifications.

Choosing the original BMW F40 Rear Left/Right Door Harness is beneficial for both professional workshops and individual users who expect compatibility with factory control modules and stable electrical system operation in the doors.

Benefits of Using an Original Door Harness

Using a factory door harness in the BMW F40 ensures the electrical system remains consistent with the manufacturer's service documentation and schematics. This simplifies computer diagnostics, fault localization, and subsequent service work.

Compared to universal solutions, an original harness provides:

• precise wire length matching to door geometry,
• factory connectors ready for direct installation,
• correct wire routing within grommets and clips,
• compatibility with diagnostic systems used in BMW.

Related Products and Purchase Support

If you are planning a comprehensive repair or upgrade of the rear door area in your BMW and require other components from the same group, such as additional harnesses, connectors, or wire sections, check the available parts in the BMW Cables, Harnesses, and Connectors category.

When selecting used electrical system components, it is advisable to use proven procedures and verify manufacturer markings. Practical tips for safely choosing such components can be found in the guide Safe Online Purchase of Used Car Parts – A Step-by-Step Guide, which discusses strategies for selection based on manufacturer markings and best purchasing practices for drivers and workshops.