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C2116-ABS PUMP MOTOR SUPPLY LOW VOLTAGE (CONTINUED) For the Anti-Lock Brake System circuit diagram. (Refer to 5 - BRAKES - SCHEMATICS AND DIAGRAMS) For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes WIRING HARNESS, TERMINAL, CONNECTOR DAMAGE ABS PUMP MOTOR FUSE OPEN (A107) FUSED B(+) CIRCUIT SHORTED TO GROUND OR OPEN GROUND CIRCUIT(S) OPEN OR HIGH RESISTANCE ANTI-LOCK BRAKE MODULE Diagnostic Test 1. CHECK FOR A DTC C2116-ABS PUMP MOTOR SUPPLY LOW VOLTAGE NOTE: This DTC must be active for the results of this test to be valid. With the scan tool, read and record DTCs. With the scan tool, read and record Freeze Fame information. With the scan tool, erase DTCs. CAUTION: Ensure braking capability is available before road testing. Park the vehicle and cycle the ignition switch from off to on. With the scan tool, read and record DTCs Does the scan tool display: C2116-ABS PUMP MOTOR SUPPLY LOW VOLTAGE? Yes >> Go To 2 No >> Refer to the INTERMITTENT CONDITION diagnostic procedure. Perform ABS VERIFICATION TEST - VER 1. 2. CHECK ABS PUMP OPERATION WITH SCAN TOOL Cycle the ignition from off to on. With the scan tool, actuate the ABS Pump Motor. Did the ABS Pump Motor operate? Yes >> Refer to the INTERMITTENT CONDITION diagnostic procedure. No >> Go To 3 5 - 346 BRAKES - BRAKE CONTROLLER ELECTRICAL DIAGNOSTICS WK |