Navigation (Single Monitor)

DISK EJECT SIGNAL CIRCUIT


Description

The eject signal is output to AV control unit when the eject switch of multifunction switch is pressed.




DISK EJECT SIGNAL CIRCUIT


Diagnosis Procedure

1.CHECK CONTINUITY CD EJECT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect multifunction switch connector and AV control unit connector.
3. Check continuity between multifunction switch harness connector and AV control unit harness connector.





4. Check continuity between multifunction switch harness connector and ground.





Is inspection result normal?
YES - GO TO 2.
NO - Repair harness or connector.
2.CHECK AV CONTROL UNIT VOLTAGE
1. Connect AV control unit connector.
2. Turn ignition switch ON.
3. Check voltage between AV control unit harness connector and ground.





Is inspection result normal?
YES - Replace preset switch.
NO - Replace AV control unit.