Diagnosis Procedure

INSIDE KEY ANTENNA 4 (OVERHEAD CONSOLE AREA)


Description

Detects whether Intelligent Key is inside the vehicle.




INSIDE KEY ANTENNA 4 (OVERHEAD CONSOLE AREA)


Diagnosis Procedure

1.CHECK INSIDE KEY ANTENNA POWER SUPPLY SIGNAL
1. Turn ignition switch OFF.
2. Check signal between Intelligent Key unit connector and ground with an oscilloscope.










Is the inspection result normal?
YES - Inside key antenna 4 (overhead console area) is OK.
NO - GO TO 2
2.CHECK INSIDE KEY ANTENNA
1. Disconnect Intelligent Key unit connector and inside key antenna 4 (overhead console area) connectors.
2. Check continuity between Intelligent Key unit harness connector (A) M70 terminals 33, 34 and inside key antenna 4 (overhead console area) harness connector (B) R210 terminals 1, 2.










3. Check continuity between Intelligent Key unit harness connector (A) M70 terminals 33, 34 and ground.





Is the inspection result normal?
YES - GO TO 3
NO - Repair or replace harness between Intelligent Key unit and inside key antenna 4 (overhead console area).
3.CHECK INSIDE KEY ANTENNA POWER SUPPLY SIGNAL
1. Replace inside key antenna. (New antenna or other antenna)
2. Connect Intelligent Key unit connector.





3. Check signal between Intelligent Key unit connector and ground with oscilloscope.





Is the inspection result normal?
YES - Replace inside key antenna 4 (overhead console area).
NO - Replace Intelligent Key unit. Refer to Service and Repair.