Window Lifter Switch BMW E90 E91 Button Control Unit Driver's Side 6948649

Window Lifter Switch BMW E90 E91 Button Control Unit Driver's Side is a factory-original component from the Switches, control elements and ignition locks group, designed for operating electric windows in 3 Series E90/E91 models. The original BMW design ensures proper ergonomics, reliable button operation, and a consistent look with other door console elements.

Specifications and technical data

• SKU: 6948649
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6948649
• Substitutable numbers: 6948649, 61316948649, 9217343, 61319217343, 9132149, 61319132149
• Category: Switches & Controls

Function and application of the window control panel

The window control panel in the BMW E90/E91 is responsible for precise management of the electric window lifters for the driver and passengers. The buttons allow for convenient opening and closing of windows from the driver's door, and the control system works in harmony with the vehicle's factory electrical installation. This ensures proper communication with comfort modules and the correct operation of safety functions.

The original panel from this series is designed to:

• ensure repeatable, stable switch operation,
• maintain appropriate sensitivity and button travel,
• fit dimensionally and mounting-wise into the factory opening in the door trim.

Benefits of using an original BMW component

Using an original BMW window control panel allows for full compatibility with the electrical installation and comfort electronics in the 3 Series E90/E91. Proper matching of connectors and wiring eliminates the need for modifications, and the factory housing geometry guarantees a proper fit with the door panel.

Key advantages include:

• visual consistency with the vehicle interior (color, shape, material texture),
• preservation of factory window control functions,
• reduction of the risk of communication errors with control modules.

The element from this group is particularly recommended when replacing a damaged panel, especially when maintaining the original vehicle specification and the correct operation of the comfort system is a priority.

Product characteristics and condition

The panel belongs to the Switches, control elements and ignition locks group, which means it is an integral part of the electrical equipment control system in the cabin. The construction is intended for daily use, taking into account frequent button operation and variable temperatures inside the car.

The offered item is in used condition, which in practice means it comes from dismantling and may show signs of normal wear while maintaining the functionality required for further use. This type of solution is often chosen as a technically reasonable alternative to new parts, especially for older vehicles.

Matching by numbers and selection support

To correctly select a window control panel for a specific BMW E90/E91 equipment version, it is crucial to compare the OEM part number and available interchangeable numbers with the vehicle specification. In the product data, you will find both the part number and related reference markings, which facilitates compatibility verification.

If you want to deepen your knowledge about the safe selection of components based on manufacturer markings, a practical supplement will be the guide on verifying components by OEM numbers and codes, available in the article Online parts shopping without risk – how to check compatibility by OEM numbers. You will find procedures there that can also be applied when selecting BMW control elements.

Related control elements and practical knowledge

Replacing the window control panel is often associated with inspecting other control system elements inside the cabin, such as window lock buttons, mirror switches, or selected components from the same control group. If you are planning a comprehensive repair or upgrade of the interior control zone in your BMW and need other elements from the same group, such as switches, control modules, or additional ignition lock components, check the available parts in the BMW switches, control elements and ignition locks category.

Although the described panel is not a brake system component, when working with used parts, it is worth knowing the general principles of assessing technical condition and safety. Practical tips on verifying used components can be found in the article Second-hand brake system: how to safely select discs, calipers, and ABS?, which presents a universal approach to assessing parts from the secondary market.