DTC 51

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 step 2.
NO - Replace the fuse, and recheck.
2. Disconnect the ABS/TCS control unit 47P connector.





3. Measure the voltage between the ABS/TCS control unit 47P connector terminal No. 16 and body ground.
Is there battery voltage?
YES - Go to step 4.
NO - Repair open in the wire between the No. 17 (30A) fuse and the ABS/TCS control unit.





4. Check for continuity between the ABS/TCS control unit 47P connector terminal No. 47 and body ground.
Is there continuity?
YES - Go to step 5.
NO - Repair open in the wire between the ABS/TCS control unit and body ground (G203).
5. Reconnect the ABS/TCS 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 ABS/TCS modulator-control unit.
NO - The system is OK at this time.