Possible Causes
- Electrical Cause
- Mechanical Cause
- The powertrain control module measures a signal that remains low when changes are expected
- Prioritized List of Possible Causes
- Brake pedal switch detached from mounting bracket/pedal box when electrically connected
- Brake pedal switch mounting position incorrectly adjusted
- Brake pedal switch plunger partially stuck in
- Brake pedal switch 1 circuit open circuit, short circuit to power, short circuit to ground
- Brake pedal switch 2 circuit open circuit, short circuit to power, short circuit to ground