Color of RGB Image is Not Proper (Excepting NAVI Screen looks bluish)

WARNING: This page is about a different car, the 2003 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

CHECK RGB HARNESS

Turn ignition switch OFF.
Disconnect display control unit connector and display connector.
Check continuity between display control unit and display.
Check continuity between display control unit and ground.

When the screen looks bluish

HARNESS CHECK CHART (1 OF 2)

Terminals				Continuity
Display control unit (+)		Display (-)
Connector	Terminal (Wire color)	Connector	Terminal (Wire color)
M43	50 (G/Y)	M38	17 (G/Y)	Yes
	47		7

HARNESS CHECK CHART (2 OF 2)

Terminals			Continuity
Display control unit (+)		(-)
Connector	Terminal (Wire color)
M43	50 (G/Y)	Ground	No
	47

OK or NG

OK : GO TO 2.
NG : Repair harness or connector.

Fig 1: Checking Continuity Between Display Control Unit And Display, And Between Display Control Unit And Ground

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

CHECK RGB SIGNAL
1. Connect display control unit connector and display connector.
2. Turn ignition switch ON.
3. Display "Color bar" by "CONFIRMATION/ADJUSTMENT" mode.
4. Check the following with CONSULT-II or oscilloscope.
  - When the screen looks bluish.
    Voltage signal between display control unit connector M43 terminal 50 (G/Y) and 47.
  1. 50 (G/Y)-47 : Refer to "TERMINALS AND REFERENCE VALUE FOR DISPLAY CONTROL UNIT ".
Fig 2: Checking Voltage Between Display Control Unit Connector M43 Terminal 50 And 47
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK : Replace display.
2. NG : Replace display control unit.