CAB Check Sum
SymptomCAB CHECK SUM
Set Condition: When the sum of all storage bytes are not equal to the original sum stored.
POSSIBLE CAUSES
- INTERMITTENT CAB CHECK SUM DTC
- DAMAGED CAB/CAB HARNESS CONNECTOR
- FUSED OPTIONAL EQUIPMENT RELAY OUTPUT CIRCUIT OPEN
- FUSED B(+) CIRCUIT OPEN
- GROUND CIRCUIT OPEN
- CAB FAILURE
Test 1 - Test 2:
Test 3 - Test 6:
CAB CHECK SUM