NAVI Screen Is Rolling

WARNING: This page is about a different car, the 2005 Nissan Armada. 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 B151 and display control unit connector M95.
3. Check continuity between NAVI control unit and display control unit.
  
  Fig 1: Connector Terminal Continuity Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 2: Checking Continuity Between Navi Control Unit & Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between NAVI control unit and ground.
  
  Fig 3: Connector Terminal Continuity Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: GO TO 2.
- NG: Repair harness.
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 M95 terminals 16 (BR) and 14 with CONSULT-II or oscilloscope.
  - 16 (BR) - 14: Refer to TERMINALS AND REFERENCE VALUE FOR NAVI CONTROL UNIT .
  Fig 4: Checking Signal Between NAVI Control Unit Connector M95 Terminals 16 (BR) & 14
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: GO TO 3.
- NG: Replace NAVI control unit. Refer to REMOVAL AND INSTALLATION OF NAVI CONTROL UNIT .
CHECK HARNESS
1. Turn ignition switch OFF.
2. Disconnect display control unit connector M95 and display unit connector M93.
3. Check continuity between display control unit and display unit.
  
  Fig 5: Connector Terminal Continuity Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 6: Checking Continuity Between Display Control Unit & Display Unit
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between display control unit and ground.
  
  Fig 7: Connector Terminal continuity Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: GO TO 4.
- NG: Repair harness.
CHECK RGB SYNCHRONIZING SIGNAL
1. Connect display control unit connector and display unit connector.
2. Turn ignition switch ON.
3. Check signal between display unit connector M93 terminals 19 (G) and 21 with CONSULT-II or oscilloscope.
  - 19(G)-21: Refer to TERMINALS AND REFERENCE VALUE FOR DISPLAY CONTROL UNIT .
  Fig 8: Checking Signal Between Display Unit Connector M93 Terminals 19 (G) & 21
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
- OK: Replace display unit. Refer to REMOVAL AND INSTALLATION OF DISPLAY UNIT .
- NG: Replace display control unit. Refer to REMOVAL AND INSTALLATION OF DISPLAY CONTROL UNIT .