Color Of RGB Image Is Not Proper (Except NAVI Screen Looks Bluish)

WARNING: This page is about a different car, the 2004 Nissan Quest. 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 unit connector.
Check continuity between display control unit and display unit.
Check continuity between display control unit and ground.

When the screen looks bluish

CONTINUITY SPECIFICATION

Terminals				Continuity
Display control unit (+)		Display unit (-)
Connector	Terminal (Wire color)	Connector	Terminal (Wire color)
M95	50 (R/L)	M93	17 (R/L)	Yes
	47		7

CONTINUITY SPECIFICATION

Terminals			Continuity
Display control unit (+)		(-)
Connector	Terminal (Wire color)
M95	50 (R/L)	Ground	No
	47

OK or NG

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

Fig 1: Checking Continuity 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 unit 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 M95 terminal 50 (R/L) and 47.
1. 50 (R/L) - 47: Refer to TERMINALS AND REFERENCE VALUE FOR DISPLAY CONTROL UNIT .
Fig 2: Connecting Display Control Unit Connector And Display Unit Connector
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK: Replace display unit. Refer to REMOVAL AND INSTALLATION OF DISPLAY CONTROL UNIT .
2. NG: Replace display control unit. Refer to REMOVAL AND INSTALLATION OF DISPLAY CONTROL UNIT .