33-07

EPS DTC Troubleshooting: 33-02, 33-07

DTC 33-02:

Upper FET Stuck ON

DTC 33-07:

Upper FET Stuck ON

1. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

2. Clear the DTC with the HDS.

3. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.

4. Start the engine.

5. Check for DTCs with the HDS.

Is DTC 33-02 or 33-07 indicated?

YES -

Go to step 6.

NO -

Troubleshoot the indicated DTC. If there are no DTCs, the system is OK at this time.�

6. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.

7. Disconnect EPS control unit connector B (2P) and connector C (2P).

8. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

9. 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 -

Go to step 10.

NO -

Check for loose terminals in the EPS control unit connectors and the EPS motor connectors, and repair if necessary. If no poor connections are found, replace the EPS control unit Service and Repair.�

10. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.

11. Disconnect the EPS motor 3P connector.

12. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.

13. 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 a short to power in the wire between the EPS control unit and the EPS motor.�

NO -

Replace the steering gearbox Steering Gearbox Removal/Installation.�