2. Check Horizontal Synchronization Signal

1. Connect AV control unit connector and display connector.
2. Turn ignition switch ON.
3. Check voltage signal between AV control unit harness connector M78 terminals 13 (L/Y) and 10.
   Fig 1: Checking Horizontal Synchronization Signal

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

   13 (L/Y) - 10: Refer to TERMINALS AND REFERENCE VALUE FOR AV CONTROL UNIT  .

OK or NG

1. OK: GO TO 3  .
2. NG: Replace display.