Diagnosis Procedure

POWER STEERING SOLENOID VALVE


Description

Power steering solenoid valve controls the power steering oil pressure in the gear housing assembly.




POWER STEERING SOLENOID VALVE


Diagnosis Procedure

1.CHECK POWER STEERING SOLENOID VALVE SIGNAL
1. Turn the ignition switch OFF.
2. Check the voltage between power steering control unit harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - GO TO 2.
2.CHECK HARNESS BETWEEN POWER STEERING SOLENOID VALVE AND POWER STEERING CONTROL UNIT
1. Turn the ignition switch OFF.
2. Disconnect power steering solenoid valve harness connector.
3. Disconnect power steering control unit harness connector.
4. Check the continuity between power steering solenoid valve harness connector and the power steering control unit harness connector.





5. Check the continuity between power steering control unit harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace error-detected parts.
3.CHECK POWER STEERING SOLENOID VALVE
Check the power steering solenoid valve. Component Inspection.
Is the inspection result normal?
YES - GO TO 4.
NO - Replace gear-sub assembly. Exploded View.
4.CHECK TERMINALS AND HARNESS CONNECTORS
- Check the power steering control unit pin terminals for damage or loose connection with harness connector.
- Check the power steering solenoid valve pin terminals for damage or loose connection with harness connector.
Is the inspection result normal?
YES - Replace power steering control unit. Service and Repair.
NO - Repair or replace error-detected parts.