DTC Troubleshooting: 34-02
|DTC 34-02:||Fail-safe Relay Stuck ON (Initial diagnosis)|
|1.||Clear the DTC using the HDS.|
|2.||Turn the ignition switch OFF.|
|3.||Turn the ignition switch ON (II).|
Does the EPS indicator come on?
YES - Go to 4.
NO - Check for loose terminals or poor connections. If the connections are good, the system is OK at this time.n
|4.||Verify the DTC.|
Is DTC 34-02 indicated?
YES - Go to 5.
NO - Perform the appropriate troubleshooting for the code indicated.n
|5.||Turn the ignition switch OFF.|
|6.||Disconnect the EPS control unit connector A (2P), connector B (2P), connector C (2P) and connector D (28P).|
|7.||Turn the ignition switch ON (II).|
|8.||Measure the voltage between body ground and the EPS control unit connector B (2P) No. 1 terminal, connector C (2P) No. 1 terminal, connector C (2P) No. 2 terminal individually.|
Is there battery voltage?
YES - Repair short to power in the wire harness between the EPS control unit and motor.n
NO - Check for loose terminals in the EPS control unit connectors, and repair if necessary. If no poor connections are found, replace the EPS control unit.n