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• When Monitored: • Set Condition: Possible Causes WIRING HARNESS, TERMINAL, CONNECTOR DAMAGE ABS PUMP MOTOR FUSE OPEN (A107) FUSED B(+) CIRCUIT SHORTED TO GROUND, OPEN, OR HIGH RESISTANCE (Z107) GROUND CIRCUIT OPEN, OR HIGH RESISTANCE (Z127) GROUND CIRCUIT OPEN, OR HIGH RESISTANCE ANTI-LOCK BRAKES MODULE PUMP MOTOR (HYDRAULIC CONTROL UNIT) Diagnostic Test 1. INSPECT RELATED WIRING HARNESS, TERMINALS, & CONNECTORS Turn the ignition off. Visually inspect the Anti-Lock Brakes Module harness connector and wiring harness for damage. Check all related wiring for pinched, chafed, pierced, and partially broken wires. Check all related connectors for broken, bent, pushed out, and corroded terminals. Were any problems found? Yes >> Repair as necessary. Perform ABS VERIFICATION TEST - VER 1. (Refer to 5 - BRAKES - STANDARD PROCEDURE). No >> Go To 2 2. CHECK ABS PUMP MOTOR FUSE Remove and visually inspect the ABS Pump Motor fuse. Is the fuse open? Yes >> Go To 3 No >> Go To 4 5 - 192 BRAKES - ABS ELECTRICAL DIAGNOSTICS KJ |