Check Key Switch Built In Key Slot

INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION


Check Key Switch Built in Key Slot

1.CHECK FUNCTION
When the driver door is opened while inserting the Intelligent Key into the key slot, make sure that key reminder warning functions properly.

Key inserted: Sound
Key removed: No sound

OK or NG
OK - GO TO 5.
NG - GO TO 2.
2.CHECK POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect key slot connector.
3. Check voltage between key slot connector and ground.










OK or NG
OK - GO TO 3.
NG - Check key slot power supply circuit for open or short.
3.CHECK HARNESS CONTINUITY 1
1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit connector and key slot connector.










3. Check continuity between Intelligent Key unit connector and ground.





OK or NG
OK - GO TO 4.
NG - Repair or replace harness.
4.CHECK KEY SLOT
Check key slot.










OK or NG
OK - Check the condition of harness and connector.
NG - Replace key slot.
5.CHECK HARNESS CONTINUITY 2
1. Disconnect BCM connector.
2. Check continuity between BCM connector and key slot connector.










3. Check continuity between BCM connector and ground.





OK or NG
OK - Replace BCM. Refer to "C/U INITIALIZATION", and then perform the registration again after replacing BCM.
NG - Repair or replace harness.