Diagnosis Procedure

INSTRUMENT PANEL AREA ANTENNA


Description

Detects whether Intelligent Key is inside the vehicle.





INSTRUMENT PANEL AREA ANTENNA


Diagnosis Procedure

Regarding Wiring Diagram information, .
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 - Instrument panel area antenna is OK.
NO - GO TO 2
2.CHECK INSIDE KEY ANTENNA
1. Disconnect Intelligent Key unit connector and instrument panel area antenna connectors.
2. Check continuity between Intelligent Key unit harness connector (A) M164 terminals 15, 16 and instrument panel area antenna harness connector (B) M68 terminals 1, 2.











3. Check continuity between Intelligent Key unit harness connector
(A) M164 terminals 15, 16 and ground.






Is the inspection result normal?
YES - GO TO 3
NO - Repair or replace harness between Intelligent Key unit and instrument panel area antenna.
3.CHECK INSIDE KEY ANTENNA POWER SUPPLY SIGNAL
1. Replace instrument panel area 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 instrument panel area antenna.
NO - Replace Intelligent Key unit. Service and Repair.