BMW 1 3 Series E87 E90 Power Fold Left Wing Mirror Wiring Passenger Side N/S

BMW 1 3 Series E87 E90 Power Fold Left Wing Mirror Wiring Passenger Side N/S is a component designed to support the electric folding function of the passenger side mirror. This used OEM component from the Wing Mirrors category allows for a technically correct repair of the installation when the factory wiring has been damaged, frayed, or tampered with during previous repairs. By maintaining the original architecture of wires and connectors, BMW 1 3 Series E87 E90 Power Fold Left Wing Mirror Wiring Passenger Side N/S ensures proper cooperation with the vehicle's control modules.

Specifications and technical data

• SKU: rhd-6972545
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6972545
• Substitutable numbers: 67136972545, 6972545, 67136945937, 6945937
• Location on the vehicle: Left
• Category: Mirror Assemblies

Purpose and function of the mirror wiring

The presented wiring is dedicated to the left wing mirror in BMW 1 Series E87 and 3 Series E90 vehicles equipped with the electric folding function. It is responsible for transmitting control signals between the mirror and the body wiring, including power for the folding motor and communication with the comfort module. Using the original wiring allows for maintaining the correct logic of the system, reducing the risk of diagnostic errors, and avoiding compatibility issues.

Construction and electrical compatibility

The wiring has been designed for the specific requirements of the E87/E90 platform, with appropriately selected wire lengths, cross-sections, and factory connectors for mirrors with the power fold function. This means that the wires are routed in accordance with the original installation path, and the connectors fit the factory sockets without the need for modifications. The original wiring design minimizes voltage drops, ensures stable power supply to the folding motor, and enables proper operation of the adjustment function and heating, if present in the vehicle's configuration.

Thanks to maintaining the factory manufacturing standard, the wiring works with original BMW control modules, which facilitates computer diagnostics and allows for correct signal interpretation by the vehicle's systems.

Benefits of using original used wiring

Using an original, used passenger side mirror wiring is a beneficial solution both technically and economically. The most important advantages include:

• maintaining the factory wire routing and mounting points,
• secure fit of connectors to the mirror and door installation,
• reducing the risk of electrical errors resulting from unprofessional modifications,
• easier diagnostics in case of future mirror system failures.

The used OEM part allows for restoring full functionality of the electric mirror folding without the need for universal wiring or soldering wires, which is particularly important in vehicles with advanced comfort electronics.

Service application and installation

The wiring is intended for installation on the left side of the vehicle, in the passenger door for right-hand drive versions. It is suitable both for replacing a damaged power fold mirror and for repairing the installation after a collision or interference in the door. Proper fitment to the BMW door structure facilitates wire routing in factory conduits and holders, which translates into long-term operational stability.

Before installation, it is recommended to perform a standard verification of the insulation and connector condition, as well as to compare the wiring configuration with the vehicle's current equipment (presence of folding function, mirror type). A correctly installed wiring harness allows for restoring full functionality of the mirror control from the switches in the cabin.

Expanding the mirror system in BMW

If you are planning a comprehensive repair or upgrade of the side area of your BMW and need other elements from the same group, such as housings, glass, or complete modules with adjustment, check the available parts in the BMW Wing Mirrors category.

For users interested in a broader look at control elements in the car, including the cooperation of mirrors with the steering system and comfort modules, the article describing the operating principles and typical failures may be helpful – you can find it here: Steering system and power steering – how it works and what breaks?.