Diagnosis Procedure
- CHECK CONTINUITY COMPOSITE IMAGE SIGNAL CIRCUIT (AV CONTROL UNIT TO FRONT DISPLAY UNIT)
- Turn ignition switch OFF.
- Disconnect AV control unit connector and front display unit connector.
- Check continuity between AV control unit harness connector and front display unit harness connector.
AV control unit Front display unit Continuity Connector Terminal Connector Terminal M180 67 M155 19 Existed 68 18 - Check continuity between AV control unit harness connector and ground.
AV control unit Ground Continuity Connector Terminal M180 67 Not existed 68 Is the inspection result normal?
YES: GO TO 2.
NO: Repair harness or connector.
- CHECK COMPOSITE IMAGE SIGNAL (AV CONTROL UNIT TO FRONT DISPLAY UNIT)
- Connect AV control unit connector and front display unit connector.
- Turn ignition switch ON.
- Check signal between front display unit harness connector.
Probe Condition Standard Reference value (+) (+) Front display unit Connector Terminal Connector Terminal M155 18 M155 19 When DVD, USB or AUX image is displayed. Waveform according to composite image is input. Is the inspection result normal?
YES: Replace front display unit. Refer to "REMOVAL AND INSTALLATION ".
NO: Replace AV control unit. Refer to "REMOVAL AND INSTALLATION ".