NAVI Screen is Rolling

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: Checking Continuity Between NAVI Control Unit And Display Control Unit And Ground

   Courtesy of NISSAN MOTOR CO., U.S.A.
   CONTINUITY BETWEEN NAVI CONTROL UNIT AND DISPLAY CONTROL UNIT
   
   

   Terminals				Continuity
   NAVI control unit		Display unit
   Connector	Terminal (Wire color)	Connector	Terminal (Wire color)
   B151	16 (BR)	M95	43 (W)	Yes
   	14		41

4. Check continuity between NAVI control unit and ground.
   CONTINUITY BETWEEN NAVI CONTROL UNIT AND GROUND
   
   

   Terminals			Continuity
   NAVI control unit		-
   Connector	Terminal (Wire color)
   B151	16 (BR)	Ground	No
   	14

OK or NG 

• OK: GO TO 2.
• NG: Repair harness.

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.
   Fig 2: Checking Signal Between NAVI Control Unit Connector M95 Terminals 16 And 14

   Courtesy of NISSAN MOTOR CO., U.S.A.

   16 (BR) - 14: Refer to " TERMINALS AND REFERENCE VALUE FOR NAVI CONTROL UNIT  ". 

OK or NG 

• OK: GO TO 3.
• NG: Replace NAVI control unit. Refer to "REMOVAL AND INSTALLATION OF NAVI CONTROL UNIT ".

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 3: Checking Continuity Between Display Control Unit And Display Unit And Ground

   Courtesy of NISSAN MOTOR CO., U.S.A.
   CONTINUITY BETWEEN DISPLAY CONTROL UNIT AND DISPLAY UNIT
   
   

   Terminals				Continuity
   Display control unit		Display unit
   Connector	Terminal (Wire color)	Connector	Terminal (Wire color)
   M95	56 (G)	M93	19 (G)	Yes
   	49		21

4. Check continuity between display control unit and ground.
   CONTINUITY BETWEEN DISPLAY CONTROL UNIT AND GROUND
   
   

   Terminals			Continuity
   Display control unit		-
   Connector	Terminal (Wire color)
   M95	56 (G)	Ground	No
   	49

OK or NG 

• OK: GO TO 4.
• NG: Repair harness.

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 4: Checking Signal Between Display Unit Connector M93 Terminals 19 (G) And 21

   Courtesy of NISSAN MOTOR CO., U.S.A.

   19 (G) - 21: Refer to " TERMINALS AND REFERENCE VALUE FOR DISPLAY UNIT  ". 

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 ".