Steering Lock Solenoid Check

INTELLIGENT KEY SYSTEM


Steering Lock Solenoid Check

1.CHECK STEERING LOCK SOLENOID POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect steering lock solenoid connector.
3. Check voltage between steering lock solenoid and ground.










OK or NG
OK - GO TO 2
NG - Repair or replace steering lock solenoid power supply circuit.
2.CHECK STEERING LOCK SOLENOID GROUND CIRCUIT
Check continuity between steering lock solenoid and ground.










OK or NG
OK - GO TO 3
NG - GO TO 6
3.CHECK INTELLIGENT KEY UNIT OUTPUT SIGNAL
1. Connect steering lock solenoid connector.
2. Check voltage between Intelligent Key unit and ground.










OK or NG
OK - GO TO 4
NG - GO TO 6
4.CHECK STEERING LOCK COMMUNICATION SIGNAL
Check signal between Intelligent Key unit and ground with oscilloscope.












OK or NG
OK - GO TO 5
NG - GO TO 6
5.CHECK STEERING LOCK SOLENOID COMMUNICATION CIRCUIT FOR OPEN
1. Disconnect Intelligent Key unit and steering lock solenoid connectors.
2. Check continuity between steering lock solenoid and Intelligent Key unit.










OK or NG
OK - Replace steering lock solenoid.
NG - Repair or replace harness between steering lock solenoid and Intelligent Key unit.
6.CHECK STEERING LOCK SOLENOID COMMUNICATION CIRCUIT FOR SHORT
1. Disconnect Intelligent Key unit and steering lock solenoid connectors.





2. Check continuity between steering lock solenoid connector and ground.





OK or NG
OK - Replace Intelligent Key unit. Service and Repair.
NG - Repair or replace harness between steering lock solenoid and Intelligent Key unit.