Diagnosis Procedure

1. Turn ignition switch OFF.
2. Disconnect camera control unit connector and AV control unit connector.
3. Check continuity between camera control unit harness connector and AV control unit harness connector.
   TERMINALS CONTINUITY SPECIFICATION
   
   

   Camera control unit		AV control unit		Continuity
   Connector	Terminal	Connector	Terminal
   B50	12	M84	65	Existed

4. Check continuity between camera control unit harness connector and ground.
   TERMINALS CONTINUITY SPECIFICATION
   
   

   Camera control unit		Ground	Continuity
   Connector	Terminal
   B50	12		Not existed

Is inspection result normal? 

YES: GO TO  2.

NO: Repair harness or connector.

1. Connect camera control unit connector and AV control unit connector.
2. Turn ignition switch ON.
3. Check signal between camera control unit harness connector and ground.
   TERMINALS REFERENCE
   
   

   (+)		(-)	Condition	Reference value
   Camera control unit
   Connector	Terminal
   B50	12	Ground	At rear view camera image is displayed.	Courtesy of NISSAN MOTOR CO., U.S.A.

Is inspection result normal? 

YES: Replace AV control unit.

NO: Replace camera control unit.