AV Communication Line Check (Between Display Control Unit and AV Switch)

1. Turn ignition switch OFF.
2. Disconnect display control unit connector M95 and AV switch connector M98.
3. Check continuity between display control unit and AV switch.
   TERMINALS CONTINUITY DESCRIPTION
   
   

   Terminals				Continuity
   Display control unit		AV switch
   Connector	Terminal	Connector	Terminal
   M95	28	M98	6	Yes
   	30		8

4. Check continuity between display control unit and ground.
   TERMINALS CONTINUITY DESCRIPTION
   
   

   Terminals			Continuity
   Display control unit		-
   Connector	Terminal
   M95	28	Ground	No
   	30

   Fig 1: Identifying Continuity Between Display Control Unit And Ground

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

OK or NG 

• OK : GO TO 2.
• NG : Repair harness or connector.

1. Replace AV switch.
2. Connect display control unit connector and AV switch connector.
3. Turn ignition switch ON.
4. Start self-diagnosis of DCU and check the self-diagnosis result.

OK or NG 

• OK : Inspection End.
• NG : Replace display control unit. Refer to "DISPLAY CONTROL UNIT ".