## DTC Troubleshooting: 64

DTC 64: | Battery Voltage is Excessively Low (Fail-safe Relay Contact Failure and Motor Voltage Fall Off)

1. | Clear the DTC.

2. | Start the engine. Does the EPS indicator come on? YES - Go to 3. NO - The system is OK at this time.n

3. | Stop the engine, and verify the DTC. Is DTC 64 indicated? YES - Go to 4. NO - Perform the appropriate troubleshooting for the code indicated.n

4. | Check the No. 2 EPS MOTOR (40 A) fuse in the under-hood fuse/relay box, and reinstall the fuse if it is ok. Is the fuse OK? YES - Go to 5. NO - Replace the fuse and recheck.n

5. | Disconnect the negative cable from the battery.

6. | Disconnect the EPS control unit connector A (4P).

7. | Reconnect the negative cable to the battery.

8. | Measure the voltage between the EPS control unit connector A (4P) terminal No. 2 and body ground. Is there battery voltage? YES - Check for loose EPS control unit connectors. If necessary, substitute a known-good EPS control unit and recheck.n NO - Repair open in the WHT/BLU wire between the No. 2 EPS MOTOR (40 A) fuse and EPS control unit.n