BMW F45 Front Door Wiring Passenger Door Cable Wiring Loom Harness 9380940

BMW F45 Front Door Wiring Passenger Door Cable Wiring Loom Harness is an original electrical installation component designed for the front right door of BMW F45 series models. It enables a stable connection between all door-mounted components and the vehicle's main wiring system, ensuring the proper operation of power windows, locks, and mirrors. This is a practical solution for users looking to restore full door electrical functionality after a collision, body repair, or door replacement.

Specifications and technical data

• SKU: 9380940
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9380940
• Substitutable numbers: 9380940, 8797520, 61128797520
• Location on the vehicle: Front
• Category: Wiring Harnesses, Cables & Connectors

Purpose and function of the wiring harness

The BMW F45 Front Door Wiring Passenger Door Cable Wiring Loom Harness is responsible for transmitting signals and power between the body control modules and the components located in the front right door. It includes cables routed from the body side into the door interior, allowing for the correct operation of comfort and safety systems in this area.

Thanks to its factory-fit design for this specific BMW generation, the harness maintains the correct cable routing, appropriate segment lengths, and compatible connectors, which minimizes the risk of installation errors and communication issues between modules.

Construction and vehicle fitment

This component belongs to the Cables, wiring harnesses, and connectors group, meaning it is designed as an integral part of the vehicle's body electrical system. The construction provides for installation in the front area of the vehicle, routed through the grommet between the pillar and the door to maintain flexibility when opening and closing the door, as well as protecting the cables from mechanical damage.

Factory connectors allow for a near plug-and-play installation – without the need for modifying the wiring, soldering, or creating additional adapters. As a result, replacing a damaged harness is a predictable process that can be performed in accordance with BMW service documentation.

Service application and benefits of installation

Replacing the wiring harness in the front right door is particularly recommended in situations involving:

• broken or chafed wires in the grommet between the body and the door,
• damage to connectors during the removal of upholstery or modules,
• post-accident repairs involving the replacement of entire doors or their structural components,
• electrical communication problems, such as a lack of response from power windows, locks, or mirrors.

Using an original harness dedicated to the BMW F45 helps reduce the risk of malfunctions resulting from unprofessional repairs, such as unreliable connections, faulty soldering, or improper cable routing. This is especially important in modern vehicles where comfort and safety systems are highly integrated with the body electronics.

Characteristics of the used product

The offered harness comes from dismantling, meaning it is a used component that retains the functionality required for further operation. This type of solution is often chosen as a reasonable compromise between repair costs and maintaining the original build quality characteristic of the BMW brand.

A secondary market harness allows for an economical repair of the electrical system while maintaining compliance with the vehicle's factory specifications, without the need for aftermarket replacements with uncertain fitment.

Complementary BMW installation components

If you are planning a comprehensive repair or upgrade of the door area in your BMW and need other components from the same group, such as additional cable sections, door module harnesses, or installation connectors, check out the available parts in the BMW cables, wiring harnesses, and connectors category.

For users who want to better understand the specifics of the secondary market and make informed choices when selecting original components, our guide may be helpful – you can find more information in the article The best used car parts – a guide to the most frequently chosen original parts.