Color of RGB Image Is Not Proper (bluish)

WARNING: This page is about a different car, the 2004 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

RGB HARNESS CHECK
1. Turn the ignition switch OFF.
2. Disconnect NAVI control unit connector and display unit connector.
3. Check continuity between NAVI control unit and display unit.
4. Check continuity between NAVI control unit and ground.
  - When the screen looks bluish
    
    Fig 1: NAVI Control Unit And Display Unit Continuity Check Table
    Courtesy of NISSAN MOTOR CO., U.S.A.
    
    Fig 2: NAVI Control Unit And Ground Continuity Check Table
    Courtesy of NISSAN MOTOR CO., U.S.A.
    
    Fig 3: Checking Continuity Between NAVI Control Unit, Display Unit And Ground
    Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 2.
2. NG: Repair harness or connector.
RGB SIGNAL CHECK
1. Connect NAVI control unit connector and display unit connector.
2. Turn the ignition switch ON.
3. Display "Color bar" by "CONFIRMATION/ADJUSTMENT" mode.
4. Check the signal between NAVI control unit terminal 18(B) and 17 with CONSULT-II or oscilloscope.
  
  Fig 4: Checking Signal Between NAVI Control Unit Terminal 18(B) And 17
  Courtesy of NISSAN MOTOR CO., U.S.A.
  - When the screen looks bluish.
    
    Fig 5: NAVI Control Unit Terminal 18(B) And 17 Voltage Check Table
    Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: Replace display unit.
2. NG: Replace NAVI control unit.