DTC Troubleshooting: 51, 52

DTC 51:  Motor Lock
  
  


1.Check the No. 17 (30A) fuse in the under-hood fuse/relay box.

Is the fuse OK?


YES - Reinstall the fuse, and go to 2.


NO - Replace the fuse, and recheck.n


2.Disconnect the VSA control unit 47P connector.

3.Measure the voltage between the VSA control unit 47P connector terminal No. 16 and body ground.

Is there battery voltage?


YES - Go to 4.


NO - Repair open in the wire between the No. 17 (30A) fuse and the VSA modulator-control unit.n

4.Check for continuity between the VSA control unit 47P conector terminal No. 47 and body ground.

Is there continuity?


YES - Go to 5.


NO - Repair open in the wire between the VSA modulator-control unit and body ground (G203).n


5.Reconnect the VSA control unit 47P connector.

6.Clear the DTC.

7.Test-drive the vehicle at 10 mph (15 km/h) or more.

Does the ABS indicator come on, and is DTC 51 indicated?


YES - Replace the VSA modulator-control unit.n


NO - The system is OK at this time.n