BMW E90 LCI Door Wiring Loom Wire Cable Harness Front Right O/S 6938213

BMW E90 LCI Door Wiring Loom Wire Cable Harness Front Right O/S is an original electrical installation component designed for the front right door of BMW 3 Series LCI models. It enables the correct connection of all factory-fitted door components to the vehicle's main wiring harness, ensuring stable power supply and signal communication. Thanks to the retention of factory geometry and connectors, the installation of the harness is precise and predictable, which reduces the risk of electrical issues after repair.

Specifications and technical data

• SKU: 6938213
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6938213
• Substitutable numbers: 9 186 571, 9186571, 6938213, 6 938 213, 11107811
• Location on the vehicle: Front, Right
• Category: Relays

Purpose and function of the door wiring harness

The presented wiring harness is dedicated to the front right door of the BMW E90 LCI, i.e., the facelift version. It is responsible for transmitting power and control signals between the body control modules and components located in the door, such as window controls, central locking, or other receivers provided in the vehicle's specific configuration. The vehicle placement specified as front – right side ensures the correct fit of cable lengths, mounting points, and harness routing within the factory grommets.

Advantages of using an original BMW wiring harness

Using an original door wiring harness in a BMW E90 LCI allows for maintaining the consistency of the electrical installation with the factory service documentation. This means compliance with wire color coding, connector types, and their layout, which facilitates diagnostics and potential future repairs. Unlike universal solutions, the original harness is designed for a specific model and a specific side of the vehicle, thereby minimizing the risk of cable tension, chafing, or improper routing in the grommets.

The item comes from the Relays group, which in the context of electrical installation means it is part of a wider system responsible for reliable control of vehicle components. Properly selecting the harness for the specific body version and mounting side translates into stable operation of control modules and reduces the risk of communication errors in electronic systems.

Installation characteristics and compatibility

The front right door wiring harness for the BMW E90 LCI has been designed as a component intended for installation in factory mounting points. Properly selected cable lengths and connector placement allow for routing the installation in accordance with the original path, without the need for body or insulation modifications. This allows for safe cable routing in the area of hinges and grommets between the pillar and the door, which is crucial for the durability of the installation.

The product is intended for BMW vehicles, which ensures full compliance with factory quality and construction standards. In practice, this means that after correct installation, the harness works with existing control modules without the need for additional modifications or software adaptation, provided the vehicle is consistent with the intended model specification.

Condition of the item and benefits of choosing a used part

The offered front right door wiring harness is a used item, sourced from dismantling. Such electrical components, provided the continuity of wires and integrity of connectors are maintained, work very well as a replacement for damaged factory installations. Choosing a used harness allows for an economical vehicle repair while maintaining the original design of the installation.

Door harnesses are among the elements that most frequently suffer from mechanical damage (chafing, broken wires in grommets) during operational use. Using a complete, original harness from dismantling is often a faster and more predictable solution than spot soldering or fabricating sections of the installation, especially in vehicles equipped with advanced body electronics.

Technical support and additional materials

If you are planning a comprehensive repair or upgrade of the electrical zone in your BMW and need other elements from the same group, such as control modules, sockets, or connectors, check the available parts in the BMW Relays category.

To maximize the potential of parts from dismantling and ensure their long-term, stable operation in the vehicle's electrical system, it is worth checking out practical tips regarding maintenance and operation – you will find them in the article How to extend the service life of used car parts?.