Diagnosis Procedure
WARNING: This page is about a different car, the 2012 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK CONTINUITY COMPOSITE IMAGE SIGNAL CIRCUIT
- 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 M210 68 M215 18 Existed - Check continuity between AV control unit harness connector and ground.
AV control unit Ground Continuity Connector Terminal M210 68 Not existed Is the inspection result normal?
YES: GO TO 2.
NO: Repair harness or connector.
- CHECK COMPOSITE IMAGE SIGNAL
- Connect AV control unit connector and front display unit connector.
- Turn ignition switch ON.
- Check signal between AV control unit harness connector and ground.
(+) (-) Condition Reference value AV control unit Connector Terminal M210 68 Ground At DVD image is displayed. 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 ".