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

1. Turn ignition switch OFF.
2. Disconnect display control unit connector and AV switch connector.
3. Check continuity between display control unit and AV switch.
   Fig 1: Connector Terminal Wire Color Specification

   Courtesy of NISSAN MOTOR CO., U.S.A.
   Fig 2: Checking Continuity Between Display Control Unit And AV Switch

   Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between display control unit and ground.
   Fig 3: Connector Terminal Continuity Chart

   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 "REMOVAL AND INSTALLATION OF DISPLAY CONTROL UNIT ".