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Symptom: SYSTEM OVERVOLTAGE POSSIBLE CAUSES INTERMITTENT DTC DAMAGED CAB/CAB HARNESS CONNECTOR GROUND CIRCUIT OPEN ANTI-LOCK BRAKE CONTROLLER TEST ACTION APPLICABILITY 1 NOTE: Repair any Powertrain charging system DTCs before continuing. t, read DTCs. With the DRBIII t, erase DTCs. Turn the ignition off. t, read DTCs. Does this DTC reset? All Yes → Go To 2 No → Go To 4 2 Turn the ignition off. All Yes → Repair as necessary. Perform ABS VERIFICATION TEST - VER 1. No → Go To 3 3 Turn the ignition off. All Yes → Replace the Controller Antilock Brake in accordance with the Service Information. No → Repair the Ground circuit for an open. Perform ABS VERIFICATION TEST - VER 1. 75 BRAKES (CAB) |