DTC 54: Fail-safe Relay

1. Disconnect the ABS control unit 25P connector.

1. Check for continuity between the ABS control unit 25P connector terminal No. 25 and body ground.

Is there continuity?

YES | - | Go to Step 3 .
NO | - | Repair open in the wire between the ABS modulator-control unit and body ground (G203).■

1. Reconnect the ABS control unit 25P connector.

1. Clear the DTC using the HDS.

1. Disconnect the HDS from the 16P DLC.

1. Turn the ignition switch OFF, then turn it ON (II) again.

1. Test-drive the vehicle.

Does the ABS indicator come on, and is DTC 54 indicated?

YES | - | Replace the ABS modulator-control unit. ■
NO | - | The system is OK at this time.■