## EPS Components

#### DTC Troubleshooting (cont'd)

17-83

9. Turn the ignition switch ON (II), and measure the voltage between the EPS control unit connector B (2P) terminal No. 1 and body ground.

EPS CONTROL UNIT CONNECTOR B (2P)

Wire side of female terminals

Is there battery voltage?

YES - Repair short to power in the + circuit wire between the EPS control unit and motor.

NO - Go to step 10.

10. Measure the voltage between the EPS control unit connector B (2P) terminal No. 2 and body ground.

    EPS CONTROL UNIT CONNECTOR B (2P)

Wire side of female terminals

Is there battery voltage?

YES - Repair short to power in the - circuit wire between the EPS control unit and motor.

NO - Go to step 11.

11. Turn the ignition switch is OFF.

12. Substitute a known-good EPS control unit, and connect the all disconnected connectors.
13. Start the engine.

Does the EPS indicator come on?

YES - Go to step 14.

NO - Check for loose EPS control unit connectors. If necessary, replace the EPS control unit and retest.

14. Stop the engine, and verify the DTC.

Is DTC 41 indicated?

YES - Check for loose EPS control unit connectors and motor connector. If necessary, substitute a known-good steering gearbox and recheck.

NO - Perform the appropriate troubleshooting for the code indicated.