BMW E90 E91 Driver's Side O/S Window Lifter Mirror Switch 6948643

BMW E90 E91 Driver's Side O/S Window Lifter Mirror Switch is an original component from the Switches, control elements and ignition locks group, designed for controlling electric windows on the driver's side. This used BMW brand component allows you to maintain factory functionality and the integrity of the vehicle's electrical system without the need for replacements with uncertain parameters.

Specifications and technical data

• SKU: 6948643
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6948643
• Substitutable numbers: 61319217339, 9217339, 61319132144, 9132144, 61316948643, 6948643
• Category: Switches & Controls

Function and application of the driver's side window switch

The presented switch is responsible for precise control of the driver's window lifter in the BMW 3 Series E90/E91 generation. It is a component mounted in the door panel that transmits signals to the electrical system responsible for the operation of the window lifting and lowering mechanism. Thanks to its original design, it ensures proper cooperation with the factory comfort system and door wiring.

Using an original switch in this area helps avoid issues with incorrect window response, operational delays, or incompatibility with other control modules in the vehicle.

Benefits of using an original BMW component

Choosing a driver's side window switch sourced from BMW primarily ensures consistency with the factory electrical system. The original element from the Switches, control elements and ignition locks group has been designed for a specific model platform, which translates into:

• proper fitment to the socket and door harness,
• stable operation under typical operating conditions,
• preservation of the original button operating characteristics,
• reduced risk of communication errors with other control modules.

Additionally, using an original switch facilitates the diagnosis of potential faults in the future, as the operating parameters are consistent with the vehicle manufacturer's specifications.

Technical characteristics and compatibility

The switch has been developed as a component dedicated to the driver's door in the BMW 3 Series E90/E91, taking into account the specific mounting layout and electrical connectors. The appropriate housing design allows for installation in the factory location without the need for modifications to the upholstery or wiring harness. The product has an assigned OEM part number and associated interchangeable numbers, which facilitates unambiguous identification in service catalogs and parts selection systems.

Before installation, it is recommended to compare the shape, pin layout, and connector type with the currently installed component to confirm full compatibility with your vehicle's equipment version.

Product condition and installation aspects

The offered switch is a used component, meaning it has been removed from a vehicle and was previously in operation. Such components are often chosen as an economical solution while maintaining original manufacturing quality. Before installation, it is worth cleaning the socket and checking the condition of the door harness to ensure stable electrical contact and trouble-free button operation.

The replacement process for the switch in most cases is limited to removing the door panel or button frame, unplugging the connector, and seating the new component in place of the old one, which reduces repair time and allows for the quick restoration of full driver's window control functionality.

Expanding the control system in your BMW

If you are planning a comprehensive repair or upgrade of the door area in your BMW and need other elements from the same group, such as additional control buttons, window control modules, or ignition lock components, check out the available parts in the BMW Switches, control elements and ignition locks category.

More about the advantages of used premium parts

Choosing used, original components is a solution often used even in the premium car segment, where a combination of quality and reasonable service costs is important. If you want to better understand how the selection and operation of used components in high-class cars look in practice, read the article Used parts for Mercedes – original parts from dismantling, which discusses the approach to such elements using the Mercedes-Benz brand as an example.