FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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CAB Internal Failure


Test 1-3:




Test 4-6:





Symptom
CAB INTERNAL FAILURE



When Monitored
Ignition on. The CAB monitors its internal microprocessors for correct operation.

Set Condition
If the CAB detects an internal fault, the DTC is set.

POSSIBLE CAUSES
- INTERMITTENT DTC
- DAMAGED CAB/CAB HARNESS CONNECTOR
- CAB - GROUND CIRCUIT OPEN
- ABS VALVE FUSED B(+) CIRCUIT OPEN
- ABS PUMP FUSED B(+) CIRCUIT OPEN
- CAB - INTERNAL FAULT