Camera Image Signal Circuit

CHECK CAMERA IMAGE SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector and rear view camera connector.
3. Check continuity between AV control unit harness connector M99 (A) terminals 35, 36 and rear view camera harness connector T21 (B) terminals 1, 2.
  35 - 2 : Continuity should exist.
  
  36 - 1 : Continuity should exist.
4. Check continuity between AV control unit harness connector M99 (A) terminals 35, 36 and ground.
  35, 36 - Ground : Continuity should not exist.
  
  Fig 1: Checking Continuity Between AV Control Unit Harness Connector M99 Terminals And Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Is inspection result OK?
  
  YES: GO TO 2
  
  NO: Repair harness or connector.
CHECK CAMERA IMAGE SIGNAL
1. Connect AV control unit connector and rear view camera connector.
2. Turn ignition switch ON.
3. Shift transmission into reverse.
4. Check signal between AV control unit harness connector M99 terminals 35 and 36.
  35 - 36:
  
  Fig 2: Checking Signal Between AV Control Unit Harness Connector M99 Terminals 35
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 3: Checking Signal Between AV Control Unit Harness Connector M99 Terminals 35 & 36
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Is inspection result OK?
  
  YES: Replace AV control unit. Refer to "REMOVAL AND INSTALLATION ".
  
  NO: Replace rear view camera. Refer to "REMOVAL AND INSTALLATION ".