Test B: Brake Switch Circuit Failure
Pinpoint Test B: Brake Switch Circuit FailureNormal Operation
When the brakes are pressed voltage is supplied from the brake switch to the Generic Electronic Control Module (GEM) to the brake lights.
Possible Causes
^ Fuse
^ Brake switch
^ Circuity
^ GEM
B1-B4:
PINPOINT TEST B: DTC C1446 - BRAKE SWITCH CIRCUIT FAILURE