Diagnosis Procedure

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM - WITHOUT NAVIGATION SYSTEM ".

CHECK CAMERA IMAGE SIGNAL CIRCUIT CONTINUITY
NOTE: Apply parking brakes before proceeding.
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M134 and rear view camera connector D551.
3. Check continuity between AV control unit harness connector M134 terminals 64, 65, 72 and rear view camera harness connector D551 terminals 3, 5 and 6.
  64 - 5: Continuity should exist .
  
  65 - 6: Continuity should exist .
  
  72 - 3: Continuity should exist .
4. Check continuity between AV control unit harness connector M134 terminals 64, 65, 72 and ground.
  64, 65, 72 - Ground: Continuity should not exist .
Is inspection result OK?

YES: GO TO 2

NO: Repair harness or connector.
CHECK CAMERA IMAGE SIGNAL
1. Connect AV control unit connector M134 and rear view camera connector D551.
2. Turn ignition switch ON.
3. Shift transmission into reverse.
4. Check signal between AV control unit harness connector M134 terminals 64 and 65.
  64 - 65 :
Fig 1: Display - Signal Between Audio Unit Harness Connector M134 Terminals 64 And 65
Courtesy of NISSAN NORTH AMERICA, INC.

Is inspection result OK?

YES: Replace AV control unit. Refer to "REMOVAL AND INSTALLATION ".

NO: Replace rear view camera. Refer to "REMOVAL AND INSTALLATION ".