DTC Troubleshooting: 34-02
DTC 34-02:
 Fail-safe Relay Stuck ON (Initial Diagnosis)
  1. Turn the ignition switch to ON (II).
  1. Clear the DTC with the HDS.
  1. Turn the ignition switch to LOCK (0).
  1. Turn the ignition switch to ON (II).
  1. Check for DTCs with the HDS.
Is DTC 34-02 indicated?
YES -
Go to Step 6 .
NO -
Intermittent failure, the system is OK at this time.■
  1. Turn the ignition switch to LOCK (0).
  1. Disconnect the EPS control unit connector B (2P) and connector C (2P).
  1. Turn the ignition switch to ON (II).
  1. Measure the voltage between body ground and EPS control unit connector B (2P) terminal No. 1, connector C (2P) terminal No. 1, and connector C (2P) terminal No. 2 individually.
Is there battery voltage?
YES -
Repair short to power in the wire between the EPS control unit and the EPS motor.■
NO -
Replace the EPS control unit. ■