Brake Light Switch, Basic Function - GF42.10-P-2001A

MODEL ALL (CAR) 

Shown on model 177.0 

Overview 

This document contains information on:

• Location 
• Function 

Location 

The brake light switch is located to the left of the brake pedal.

Function 

The brake light switch consists of a shaft with ring magnet. The ring magnet rotates in a printed circuit board with stator in two fixed Hall elements. This produces a change in the voltage. The information about the brake pedal position is routed to the Electronic Stability Program control unit in the form of two signal voltages.