Color of RGB Image Is Not Proper (Yellowish)

WARNING: This page is about a different car, the 2005 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

RGB HARNESS CHECK
1. Turn ignition switch OFF.
2. Disconnect NAVI control unit connector and display unit connector.
3. Check continuity between NAVI control unit harness connector and display unit harness connector.
4. Check continuity between NAVI control unit harness connector and ground.
- When the screen looks yellowish
  
  Fig 1: Terminal Continuity Specification Table (NAVI Control Unit Harness Connector And Display Unit Harness Connector)
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 2: Terminal Continuity Specification Table (NAVI Control Unit Harness Connector And Ground)
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 2.
2. NG: Repair harness or connector.
Fig 3: Checking Continuity Between NAVI Control Unit Harness Connector And Display Unit Harness Connector
Courtesy of NISSAN MOTOR CO., U.S.A.
RGB SIGNAL CHECK
1. Connect NAVI control unit connector and display unit connector.
2. Turn ignition switch ON.
3. Display "Color bar" by "CONFIRMATION/ADJUSTMENT" mode.
4. Check the signal between NAVI control unit terminal 15 (R) and 17 with CONSULT-II or oscilloscope.
- When the screen looks yellowish
  
  Fig 4: Terminals Voltage Specification Table
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: Replace display unit.
2. NG: Replace NAVI control unit.
Fig 5: Checking Signal Between NAVI Control Unit Terminal 15 (R) And 17 With CONSULT-II Or Oscilloscope
Courtesy of NISSAN MOTOR CO., U.S.A.