Light Switch BMW F20 F21 F30 F82 M4 1 Headlight Control Element

Light Switch BMW F20 F21 F30 F82 M4 1 Headlight Control Element is an original component from the Switches, control elements and ignition switches group, designed for precise lighting control in selected BMW 1 Series, 3 Series, and M4 models. As an OEM part, it ensures consistency with the factory electrical installation, maintaining the ergonomics and operating logic known from the BMW interior.

Specifications and technical data

• SKU: 6847508-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6847508
• Substitutable numbers: 61316847508, 6847508, 61319387282, 9387282, 61319259929, 9259929, 61319265299, 9265299, 61319393943, 9393943
• Category: Switches & Controls

Purpose and function in the BMW lighting system

This control element is responsible for operating the basic exterior lighting modes in BMW F-series vehicles, including the 1 Series F20/F21, 3 Series F30, and the sporty F82 M4. It has been designed as a central point for lighting management, allowing the driver quick access to lighting functions without taking their eyes off the road.

Thanks to its factory design, the switch works with the vehicle's onboard electronics, maintaining compatibility with diagnostic systems and the lighting installation operating logic intended by the manufacturer.

Construction and interior integration

The light switch is integrated into the control panel, which is mounted on the dashboard on the driver's side. The layout of buttons and knobs is matched to the ergonomics of the BMW interior, which facilitates intuitive operation even when driving at night. The design provides for cooperation with factory electrical harnesses, which allows for installation without the need for modifications to the installation.

The original fit with the center console and cockpit elements reduces the risk of unwanted play, creaking, or inaccurate seating, which is important for both user comfort and the durability of the entire control module.

Use in service, repair, and retrofitting

The Light Switch BMW F20 F21 F30 F82 M4 1 Headlight Control Element is suitable as a replacement for a damaged factory control element in vehicles equipped with an analogous lighting system. Using an original component facilitates service work because it retains the electrical parameters and communication method with other vehicle modules intended by the manufacturer.

It can also be used in retrofitting or interior modernization projects, where it is crucial to maintain stylistic and functional consistency with the rest of the BMW equipment. In such applications, it is particularly important that this is an element from the Switches, control elements and ignition switches group, designed specifically for the F platform.

If you want to learn more about the possibilities of using original dismantled components when retrofitting BMW cars, it is worth reading our guide on retrofitting: retrofitting in BMW cars using original parts.

Characteristics of the used part

The offered light switch is a used part, sourced from dismantling, which allows you to combine factory OEM specifications with a more favorable purchase cost compared to a new element. These types of components are eagerly chosen in professional workshops and by conscious users who expect compliance with original equipment without having to resort to cheaper replacements with uncertain parameters.

Choosing an original light switch from the secondary market is particularly important in the case of modern electrical installations, where the stability of communication with control modules and correct cooperation with safety systems has a direct impact on the comfort and predictability of lighting operation.

Compatibility and selecting the right part

Before installation, it is recommended to verify the compatibility of the switch with the specific vehicle equipment version, especially in terms of lighting configuration and applied assistance systems. The product has a dedicated OEM part number and associated interchangeable numbers, which facilitates unambiguous identification in service catalogs and parts selection systems.

If you are planning a comprehensive repair or modernization of the cockpit area in your BMW and need other elements from the same group, such as control panels, function buttons, or ignition switch modules, check the available parts in the BMW switches, control elements and ignition switches category.

Knowledge about used parts – how to optimize costs

Using original dismantled elements is a proven way to reduce service costs while maintaining high quality and full compatibility with a premium class vehicle. This mechanism is also clearly visible in the Mercedes-Benz brand – you can read more about this approach to repairs and retrofitting in the article: used parts for Mercedes – original components from dismantling.