DTC 51

DTC 51: Motor Lock
1. Check the No. 3 (30 A) fuse in the under-hood fuse/relay box, and reinstall the fuse if it is OK.
Is the fuse OK?
YES-Go to step 2.
NO-Replace the fuse, and recheck.
2. Disconnect the ABS control unit 25P connector.





3. Measure the voltage between the ABS control unit 25P connector No. 9 terminal and body ground.
Is there battery voltage?
YES-Go to step 4.
NO-Repair open in the wire between the No. 3 (30 A) fuse and the ABS modulator-control unit.
4. Reconnect the ABS control unit 25P connector.
5. Turn the ignition switch ON (II).





6. Measure the voltage on No. 24 and No. 25 at the ABS control unit 25P connector.
Is there less than 0.3 V?
YES-Go to step 7.
NO-Repair open in the wire(s) between the ABS control unit 25P connector and G201, or repair loose G201.
7. Clear the DTC using the HDS.
8. Turn the ignition switch OFF, and disconnect the HDS.
9. Test-drive the vehicle at 6 mph (10 km/h) or more.
Does the ABS indicator come on and is DTC 51 indicated?
YES-Replace the ABS modulator-control unit.
NO-The system is OK at this time.