Wing Mirror Wiring BMW E87 E90 E91 Driver's Site Cable Right O/S Memory 6972542

The BMW E87/E90/E91 driver's side exterior mirror wiring harness with memory function is an original door installation component designed for precise control of the right-side mirror. This product, from the Exterior Mirrors category, ensures proper power supply to the adjustment motors, folding mechanism, and memory module, contributing to convenient daily operation. It is a solution dedicated to users who expect compatibility with the factory BMW installation and stable mirror adjustment system performance.

Specifications and technical data

• SKU: rhd-6972542
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6972542
• Substitutable numbers: 67136972542, 6972542, 67136945934, 6945934
• Location on the vehicle: Right
• Category: Mirror Assemblies

Purpose and Function in the Vehicle

The presented wiring harness is an electrical installation component responsible for connecting the right-side exterior mirror to the control modules in the door and the vehicle. It handles signals responsible for:

• electric adjustment of the mirror glass position,
• control of the memory function,
• transmission of control signals according to the factory BMW configuration.

By maintaining the original wiring and connector architecture, the harness allows for the full functionality of the mirror adjustment system without the need for installation modifications.

Compatibility with BMW 1 and 3 Series

The mirror wiring harness with memory is designed to work with BMW E87, E90, and E91 body styles equipped with the mirror position memory function. The correct arrangement of pins and connectors enables proper communication with the door modules and the comfort system, which is crucial for the correct operation of the seat and mirror memory settings.

Its placement on the right side of the vehicle eliminates the risk of installation errors and simplifies part selection in case of collision repair or replacement of a damaged harness.

Construction and Benefits of Using an Original Harness

The original construction of the harness ensures the correct wire cross-section, shielding, and adequate resistance to the conditions within the vehicle door (moisture, temperature changes, vibrations). The use of factory connectors minimizes voltage drops and the risk of communication errors in the comfort system.

Key benefits of using this harness include:

• guaranteed fit for BMW installations – no need for soldering or wire adaptation,
• stable operation of the mirror memory function,
• preservation of the system's factory electrical parameters,
• reduced risk of errors in electronic diagnostics.

Condition and Service Application

This component is a used part intended for service applications as a replacement part in BMW vehicles where the factory mirror installation has been damaged (e.g., after a collision, door intervention, or wire corrosion). Replacing the harness with an original component restores the full functionality of mirror adjustment and memory without interfering with the vehicle's main electrical system.

Expanding Mirror Zone Configuration in BMW

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

For MINI owners interested in improving performance and personalizing their vehicle, additional inspiration regarding the use of used components can be found in the article MINI John Cooper Works – What Sets It Apart and How to Enhance Your MINI?, which shows how to consciously select parts during car upgrades.