Diagnosis Procedure

WARNING: This page is about a different car, the 2008 Infiniti M45 and 2008 Infiniti M35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK CONTINUITY RGB (G: GREEN) SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front display unit connector and AV control unit connector.
3. Check continuity between front display unit harness connector terminal 6 and AV control unit harness connector terminal 94.
  6 - 94: Continuity should exist.
4. Check continuity between front display unit harness connector terminal 6 and ground.
  6 - Ground: Continuity should not exist.
Is the inspection result normal?

Yes: GO TO 2.

No: Repair harness or connector.

CHECK RGB (G: GREEN) SIGNAL

Connect front display unit connector and AV control unit connector.
Turn ignition switch ON.

Check signal between front display unit harness connector terminal 6 and ground.

SIGNAL REFERENCE TABLE

Terminal	Condition		Reference value
6 - Ground	Ignition switch ON	Start confirmation/adjustment mode, and then display color bar by selecting "Color Spectrum Bar" on DISPLAY DIAGNOSIS screen.	Courtesy of NISSAN MOTOR CO., U.S.A.

Is the inspection result normal?

Yes: Replace front display unit.

No: Replace AV control unit.