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C123B-EXCESSIVE DUMP FAULT (EBC125) For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes INTERMITTENT EXCESSIVE DUMP TIME DTC WHEEL SPEED WIRING HARNESS AND CONNECTORS SUSPENSION TONE WHEEL WHEEL BEARING BRAKE SYSTEM MECHANICAL CONDITION ANTI-LOCK BRAKE HYDRAULIC CONTROL UNIT Diagnostic Test 1. BRAKE SYSTEM MECHANICAL CONDITION Inspect the front and rear brakes for a mechanical condition that would cause any wheel(s) to lock-up during brak- Inspect the Parking Brake to make sure it releases properly. Were any problems found? Yes >> Repair the braking system as necessary in accordance with the Service Information. Perform ABS VERIFICATION TEST - VER 1. (Refer to 5 - BRAKES/ELECTRICAL - DIAGNOSIS AND No >> Go To 2 2. TONE WHEEL Inspect each Tone Wheel for damage, missing teeth or looseness in accordance with the Service Information. NOTE: The Tone Wheel Teeth should be perfectly square, not bent or nicked. Were any problems found? Yes >> Replace the Tone Wheel as necessary in accordance with the Service Information. Perform ABS VERIFICATION TEST - VER 1. (Refer to 5 - BRAKES/ELECTRICAL - DIAGNOSIS AND No >> Go To 3 5 - 98 BRAKES - ABS ELECTRICAL DIAGNOSTICS ND |