RGB Screen Is Rolling (NAVI Screen)

WARNING: This page is about a different car, the 2005 Infiniti FX45 and 2005 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect NAVI control unit connector and display control unit connector.
3. Check continuity between NAVI control unit and display control unit.
  
  Fig 1: Terminal Continuity Specification
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between NAVI control unit and ground.
  
  Fig 2: Checking Continuity Between NAVI Control Unit And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 3: Terminal Continuity Specification
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK : GO TO 2.
2. NG : Repair harness or connector.
CHECK RGB SYNCHRONIZING SIGNAL
1. Connect NAVI control unit connector and display control unit connector.
2. Turn ignition switch ON.
3. Check signal between NAVI control unit connector B208 terminals 16 (G) and 14 with CONSULT-II or oscilloscope.
  1. 16 (G) - 14 : Refer to " TERMINALS AND REFERENCE VALUE FOR NAVI CONTROL UNIT ".
OK or NG
1. OK : Replace display control unit.
2. NG : Replace NAVI control unit.
Fig 4: Terminal Continuity Specification
Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 5: Checking Signal Between NAVI Control Unit Connector B208 Terminals 16
Courtesy of NISSAN MOTOR CO., U.S.A.