Brake Lamp Switch

Tests 127 Through 131:

Tests 132 Through 134:

Symptom:
* BRAKE LAMP SWITCH

Possible Causes
BRAKE SWITCH CONNECTOR OBSERVABLE DEFECTIVE
CAB CONNECTOR OBSERVABLE DEFECT
BRAKE SWITCH DEFECTIVE
BRAKE SWITCH OUTPUT CIRCUIT OPEN
BRAKE SWITCH OUTPUT CIRCUIT SHORT TO B+
CAB DEFECT