Brake Switch Sense Status Does Not Change on DRB
Tests 1 - 2:
Tests 3 - 5:
SYMPTOM
BRAKE SWITCH SENSE STATUS DOES NOT CHANGE ON DRB
TEST NOTE
This symptom is diagnosed using the test P0703 - BRAKE SWITCH SENSE CIRCUIT.
POSSIBLE CAUSES
- Brake switch ground circuit open
- Brake switch sense circuit open
- PCM (brake sense)
- Brake switch (sense circuit)
- Brake switch sense circuit short to ground