Diagnosis Procedure

1. Turn ignition switch OFF.
2. Disconnect front display unit connector and AV control unit connector.
3. Check continuity between front display unit harness connector terminal 9 and AV control unit harness connector terminal 99.

   9 - 99 : Continuity should exist  .

4. Check continuity between front display unit harness connector terminal 9 and ground.

9 - Ground : Continuity should not exist  .

Is the inspection result normal? 

YES: GO TO 2.

NO: Repair harness or connector.

1. Connect front display unit connector and AV control unit connector.
2. Turn ignition switch ON.
3. Check signal between front display unit harness connector terminal 9 and ground.

Terminal	Condition		Reference value
9 - Ground	Ignition switch ON	When RGB image is displayed	Approx. 5 V
		When rear view camera image is displayed.	Courtesy of NISSAN MOTOR CO., U.S.A.

Is the inspection result normal? 

YES: Replace front display unit.

NO: Replace AV control unit.