Trouble Shooting
- Turn ignition switch to ON position. ABS warning light should come on for 1 second, then go out. Turn ignition to START position. Warning light should come on and stay on.
- When ignition switch is turned from START to ON position, warning light should come on for 1 second, and then go out. If warning light functions as specified, go to next step. If warning light does not operate as specified, repair by symptom. See SYMPTOM INDEX table under SYMPTOM TESTS.
- Enter ABS system self-diagnostics and retrieve Diagnostic Trouble Codes (DTCs). See RETRIEVING DIAGNOSTIC TROUBLE CODES under DIAGNOSIS & TESTING. If no DTCs are displayed, fault may be intermittent. Attempt to make fault reoccur. If no diagnostic output exists, check and repair wiring and all harness connectors between ABS-ECU and data link connector. See WIRING DIAGRAMS .