Caprice Wagon V8-350 5.7L (1994)
Brake Light Switch: Description and Operation
Brake Switch Circuit.
Purpose:
The electrical brake switch is used to inform the PCM of brake pedal status.
The PCM uses this signal to de-energize the TCC solenoid when the brake pedal is applied.
Operation:
The switch is normally closed when the brake pedal is not applied. When the pedal is applied the switch will open, changing the signal to the
PCM.
Location:
The brake switch is located on the brake pedal mounting bracket.