3. Check Rear View Control Unit Synchro Signal

1. Connect rear view camera control unit connector and display connector.
2. Turn ignition switch ON.
3. Check voltage signal between rear view camera control unit harness connector B236 terminal 22 (PU) and ground.
   Fig 1: Check Rear View Control Unit Synchro Signal

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

22 (PU) - Ground Refer to TERMINALS & REFERENCE VALUE FOR REAR VIEW CAMERA CONTROL UNIT  .

OK or NG

1. OK: Replace rear view camera control unit.
2. NG: Replace display.