Diagnosis Procedure
- CHECK KEY SWITCH POWER SUPPLY CIRCUIT
- Remove mechanical key from key cylinder.
- Disconnect key switch connector.
- Check voltage between ignition knob switch, key switch and key lock solenoid harness connector and ground.
VOLTAGE SPECIFICATION(+) (-) Voltage (V) (Approx.) Ignition knob switch, key switch and key lock solenoid Connector Terminal M25 2 Ground Battery voltage Is the inspection result normal?
YES: GO TO 2.
NO: Repair or replace harness.
- CHECK KEY SWITCH SIGNAL CIRCUIT
- Check continuity between BCM harness connector and ignition knob switch, key switch and key lock solenoid connector.CONTINUITY CHART
BCM Ignition knob switch, key switch and key lock solenoid Continuity Connector Terminal Connector Terminal M65 37 M25 1 Exists - Check continuity between key switch and ground.
CONTINUITY CHARTIgnition knob switch, key switch and key lock solenoid Ground Continuity Connector Terminal M25 1 Does not exist Is the inspection result normal?
YES: GO TO 3.
NO: Repair or replace harness.
- Check continuity between BCM harness connector and ignition knob switch, key switch and key lock solenoid connector.
- CHECK KEY SWITCH
Check key switch function.
Refer to "COMPONENT INSPECTION ".
Is the inspection result normal?
yes: GO TO 4.
NO: Replace ignition knob switch, key switch and key lock solenoid.
- CHECK INTERMITTENT INCIDENT
Refer to "INTERMITTENT INCIDENT ".
INSPECTION END