Warning Switch BMW F20 F30 F33 Brake Master Cylinder Warning Switch 6796853

BMW F20 F30 F33 Brake Booster Emergency Switch is a component from the Switches, Control Elements and Ignition Switches category, designed for the braking system in selected BMW F-series models. This solution is for users who expect precise brake control operation and the preservation of the system's original logic. A used OEM component allows for a technically correct repair without interfering with the installation's structure.

Specifications and technical data

• SKU: 6796853
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6796853
• Substitutable numbers: 6796853, 34336796853
• Category: Switches & Controls

Application and Function in the Braking System

The brake booster emergency switch is responsible for monitoring selected operating states of the braking system and transmitting signals to the vehicle's control units. In BMW F-series models, its proper functioning is crucial for, among others:

• stable operation of braking assistance systems,
• correct functioning of active safety systems,
• consistent communication between control modules.

By retaining its original design, the switch works with the factory wiring harness and existing control modules, which reduces the risk of errors and incompatibilities.

Construction and Technical Characteristics

The offered switch belongs to the Switches, Control Elements and Ignition Switches group, meaning it is designed as an integral part of the BMW vehicle's control system. The OEM construction ensures:

• fitment with manufacturer-provided sockets and mounts,
• appropriate electrical characteristics, consistent with control unit requirements,
• preservation of operating parameters intended for the braking system in the given vehicle generation.

This solution is particularly important in modern systems where switches interact with the vehicle's extensive electronics and must meet specific activation thresholds and tolerances.

Condition, Origin, and Benefits of Choosing a Used Part

The component comes from disassembly and is offered as a used BMW component. In practice, this means retaining original manufacturing quality and compliance with factory manufacturer standards. Compared to low-cost aftermarket alternatives, a used OEM part often provides:

• better compatibility with the existing electrical system,
• more stable operating parameters over a longer service life,
• a lower risk of diagnostic issues and control unit errors.

If you are considering wider use of disassembled components in premium cars, it is worth reading the guide: used Mercedes parts – original disassembled components vs. repair cost-effectiveness, which discusses the general principles of selecting original used parts.

Selection and Integration with a BMW Vehicle

To correctly select the BMW brake booster emergency switch, you must verify compatibility with the specific body version and braking system in your vehicle. It is crucial to check:

• compatibility with the F-series generation (e.g., F20, F30, F33),
• the type of braking system used and equipment configuration,
• information in the service documentation or BMW parts catalog.

If in doubt, it is a good idea to compare the construction with the currently installed component and consult a mechanic specializing in the BMW brand. When planning repairs, you can also consider the broader context of choosing parts from the aftermarket – this topic is more extensively covered in the article reconditioned or used original – which part to choose for repair.

Expansion of the Control System in BMW

If you are looking for other BMW Switches, Control Elements, and Ignition Switches for your car, check out the BMW Switches, Control Elements, and Ignition Switches available in our store to select components that are consistent in construction and manufacturer standards.