Diagnosis Procedure

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

   Display unit		AV control unit		Continuity
   Connector	Terminal	Connector	Terminal
   M71	18	M202	45	Existed

4. Check continuity between display unit harness connector and ground.

   Display unit		Ground	Continuity
   Connector	Terminal
   M71	18		Not existed

Is inspection result normal?

YES 

GO TO STEP 2  .

NO 

Repair harness or connector.

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

   (+)		(-)	Condition	Reference value
   Display unit
   Connector	Terminal
   M71	18	Ground	Start confirmation/adjustment mode, and then display color bar by selecting "Color Spectrum Bar" on DISPLAY DIAGNOSIS screen.	Courtesy of NISSAN NORTH AMERICA, INC.

Is inspection result normal?

YES 

Replace display unit. Refer to EXPLODED VIEW .

NO 

Replace AV control unit. Refer to EXPLODED VIEW .