Diagnosis Procedure

WARNING: This page is about a different car, the 2008 Infiniti M45 and 2008 Infiniti M35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK CONTINUITY COMPOSITE IMAGE SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect video distributor connector and rear display unit connector.
3. Check continuity between video distributor harness connector terminal 34 and rear display unit harness connector terminal 16.
  34 - 16: Continuity should exist.
4. Check continuity between rear display unit harness connector terminal 16 and ground.
  16 - Ground: Continuity should not exist.
Is the inspection result normal?

Yes: GO TO 2.

No: Repair harness or connector.

CHECK COMPOSITE IMAGE SIGNAL

Connect video distributor connector and rear display unit connector.
Turn ignition switch ON.

Check signal between rear display unit harness connector terminal 16 and ground.

TERMINAL VALUE TABLE

Terminal	Condition		Reference value
16 - Ground	Ignition switch ON	When AUX or DVD image is displayed on rear display.	Courtesy of NISSAN MOTOR CO., U.S.A.

Is the inspection result normal?

Yes: Replace rear display unit.

No: Replace video distributor.