Diagnosis Procedure
- CHECK CONTINUITY RGB SYNCHRONIZING SIGNAL CIRCUIT
- Turn ignition switch OFF.
- Disconnect front display unit connector and AV control unit connector.
- Check continuity between front display unit harness connector and AV control unit harness connector.
Front display unit AV control unit Continuity Connector Terminal Connector Terminal M194 19 M202 42 Existed - Check continuity between front display unit harness connector and ground.
Front display unit Ground Continuity Connector Terminal M194 19 Not existed Is the inspection result normal?
YES: GO TO 2.
NO: Repair harness or connector.
- CHECK RGB SYNCHRONIZING SIGNAL
- Connect front display unit connector and AV control unit connector.
- Turn ignition switch ON.
- Check signal between front display unit harness connector and ground.
(+) (-) Reference value Front display unit Connector Terminal M194 19 Ground Is the inspection result normal?
YES: Replace front display unit. Refer to "EXPLODED VIEW ".
NO: Replace AV control unit. Refer to "EXPLODED VIEW ".