TEST ACTION APPLICABILITY
3 Turn the ignition off.
Disconnect the negative (-) battery cable.
Disconnect the CAB harness connector.
NOTE: check connector - Clean/repair as necessary.
Measure the resistance of the Bus circuit between the CAB connector and the Data
Link Connector (DLC).
Is the resistance below 5.0 ohms?
All
Yes → Replace the Controller Antilock Brake in accordance with the
Service Information.
Perform ABS VERIFICATION TEST - VER 1.
No → Repair the Bus circuit for an open.
Perform ABS VERIFICATION TEST - VER 1.
4 Turn the ignition off.
Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or
partially broken wires.
Visually inspect the related wire harness connectors. Look for broken, bent, pushed
out, or corroded terminals.
Were any problems found?
All
Yes → Repair as necessary.
Perform ABS VERIFICATION TEST - VER 1.
No → Test Complete.
11
BRAKES (CAB)
BUS SYSTEM COMMUNICATION — Continued