| CAB INTERNAL FAILURE |
| CAB SYSTEM UNDERVOLTAGE |
| CAB SYSTEM OVERVOLTAGE |
| PCM NOT IDENTIFIED OR INCORRECT |
| CAN BUS COMMUNICATION GENERAL MALFUNCTION |
| NO CAN COMMUNICATIONS WITH PCM |
| BAS RELEASE SWITCH CIRCUIT |
| BAS TRAVEL SENSOR CIRCUIT |
| BRAKE LAMP SWITCH CIRCUIT |
| BAS SOLENOID VALVE CIRCUIT |