P0572

Test 1 - 3:

Test 4:

SYMPTOM
P0572-BRAKE SWITCH #1 CIRCUIT LOW

WHEN MONITORED
Ignition on.

SET CONDITION
When the PCM recognizes Brake Switch is mechanically stuck in the low/on position. One Trip Fault. Three Global Good Trips to Clear.

POSSIBLE CAUSES
- Good trip equal to zero
- Brake lamp switch operation
- (K29) Brake switch signal circuit shorted to ground
- PCM