Test N: DTC C1113/C1115/C1185 - Internal Power Relay Failure: Testing
- Turn ignition off. Connect NGS tester or scan tool. Clear DTCs. Perform ABCM On-Demand Self-Test. Retrieve DTCs. If DTC C1113 or C1115 is set, replace ABCM. Clear DTCs and road test vehicle on rough roads and through car wash. Recheck system operation. If DTC C1185 is set, go to next step. If no DTCs are retrieved, Clear DTCs and road test vehicle on rough roads and through car wash. Recheck system operation.
- Turn ignition off. Check voltage between ground and Orange/Yellow wire terminal of 2-pin connector (except late production Excursion), or 25-pin connector terminals No. 9 and 25 (late production Excursion). If voltage is more than 10 volts, replace ABCM. Clear DTCs and road test vehicle on rough roads and through car wash. Recheck system operation. If voltage is less than 10 volts, repair Orange/Yellow wire circuit. Clear DTCs and road test vehicle on rough roads and through car wash. Recheck system operation.