Brake Switch Circuit
Symptom:BRAKE SWITCH CIRCUIT
Test 1:
Test 2-5:
Test 6-9:
Test 10:
When Monitored:
Ignition On - Continuously
Set Condition:
When the brake lamp switch and brake switch outputs are both open or
shorted.
POSSIBLE CAUSES
- INTERMITTENT BRAKE SWITCH CIRCUIT DTC BRAKE
- LAMP SWITCH STATUS
- BRAKE SWITCH STATUS
- FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
- OUTPUT CIRCUIT SHORT TO VOLTAGE
- OUTPUT CIRCUIT SHORT TO GROUND
- OUTPUT CIRCUIT OPEN
- BRAKE SWITCH OUTPUT CIRCUIT SHORT TO BRAKE LAMP SWITCH OUTPUT CIRCUIT
- BRAKE LAMP SWITCH BRAKE SWITCH ANTI LOCK BRAKE CONTROLLER