NAVI Screen is Rolling

WARNING: This page is about a different car, the 2005 Nissan Quest. 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 P106 and display control unit connector M95.
3. Check continuity between NAVI control unit and display control unit.
  
  Fig 1: Connector P106 Terminal (Wire Color) Specifications
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 2: Checking Continuity Between NAVI Control Unit Terminals 14, 16 And Display Control Unit Terminals 41, 43 & Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between NAVI control unit and ground.
  
  Fig 3: Connector P106 Terminal Continuity Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 2.
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 (Y) and 14 with CONSULT-II or oscilloscope.
  
  Fig 4: Checking Signal Between NAVI Control Unit Connector M95 Terminals 16 & 14
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  16 (Y) - 14: Refer to " TERMINALS AND REFERENCE VALUE FOR NAVI CONTROL UNIT ".
OK or NG
1. OK: GO TO 3.
2. 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 M95 Terminal (Wire Color) Specifications
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 6: Checking Continuity Between Display Control Unit Terminals 49, 56 And Display Unit Terminals 19, 21 & Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between display control unit and ground.
  
  Fig 7: Connector M95 Terminal Continuity Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 4.
2. 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.
  
  Fig 8: Checking Signal Between Display Unit Connector Terminals 19 & 21
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  19 (G) - 21: Refer to " TERMINALS AND REFERENCE VALUE FOR DISPLAY UNIT ".
OK or NG
1. OK: Replace display unit. Refer to "REMOVAL AND INSTALLATION OF DISPLAY UNIT ".
2. NG: Replace display control unit. Refer to "REMOVAL AND INSTALLATION OF DISPLAY CONTROL UNIT ".