RGB Image Is Rolling

WARNING: This page is about a different car, the 2008 Infiniti FX45 and 2008 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

Symptom: RGB image is rolling.

CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect display control unit and display connectors.
3. Check continuity between display control unit harness connector (A) M76 terminal 56 and display harness connector (B) M63 terminal 19.
  56 - 19 : Continuity should exist.
  
  Fig 1: Identifying Continuity Between Display Control Unit (A) M76 And Display Harness Connector (B) M63 Terminal
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between display control unit harness connector (A) M76 terminal 56 and ground.
  56 - Ground : Continuity should not exist.
OK or NG

OK: GO TO 2.

NG: Repair harness or connector.
CHECK RGB SYNCHRONIZING SIGNAL
1. Connect display control unit and display connectors.
2. Turn ignition switch ON.
3. When displaying RGB image, check voltage waveform between display control unit harness connector M76 terminal 56 and ground with CONSULT-II or oscilloscope.
  56 - Ground:
  
  Fig 2: Identifying Voltage Signal Waveform
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK: Replace display.

NG: Replace display control unit.