Diagnosis Procedure
WARNING: This page is about a different car, the 2016 Infiniti QX50. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK CONTINUITY RGB (R: RED) SIGNAL CIRCUIT
- Turn ignition switch OFF.
- Disconnect display unit connector and AV control unit connector.
- Check continuity between display unit harness connector and AV control unit harness connector.
Display unit AV control unit Continuity Connector Terminal Connector Terminal M194 17 M215 43 Existed - Check continuity between display unit harness connector and ground.
Display unit Ground Continuity Connector Terminal M194 17 Not existed
Is inspection result normal?
YES
GO TO STEP 2 .
NO
Repair harness or connector.
- CHECK RGB (R: RED) SIGNAL
- Connect display unit connector and AV control unit connector.
- Turn ignition switch ON.
- Check signal between display unit harness connector and ground.
(+) (-) Condition Reference value Display unit Connector Terminal M194 17 Ground Start confirmation/adjustment mode, and then display color bar by selecting "Color Spectrum Bar" on DISPLAY DIAGNOSIS screen.
Is inspection result normal?
YES
Replace display unit. Refer to REMOVAL AND INSTALLATION .
NO
Replace AV control unit. Refer to REMOVAL AND INSTALLATION .