Dynasty L4-153 2.5L SOHC VIN K TBI (1992)
Brake Signal: Description and Operation
Location
Sensor mounted on brake pedal support bracket.
Purpose
The Control Module uses switch input to control idle speed and speed control.
Operation
PCM vents speed control system vacuum and turns speed control system OFF when brake actuation is detected.
PCM prevents engine stall during rapid decel, by actuating Idle Air Control (IAC) motor.
