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RGB Screen Is Rolling

WARNING: This page is about a different car, the 2003 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.
  1. RGB Synchronizing Circuit 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. Fig 1: Continuity Check Between NAVI Control Unit And Display Unit Table
      G02159172Courtesy of NISSAN MOTOR CO., U.S.A.
    4. Check continuity between NAVI control unit and ground.
      5. Fig 2: Continuity Check Between NAVI Control Unit And Ground Table
      G02159173Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 3: Checking Continuity Between NAVI Control Unit And Display Or Ground
      G02159174Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

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

  2. RGB Synchronizing Signal Check 
    1. Connect NAVI control unit connector and display unit connector.
    2. Turn the ignition switch ON.
    3. Push the "MAP" switch.
    4. Check the signal between NAVI control unit harness connector M57 terminals 20(P) and 17 with CONSULT-II or oscilloscope.
      1. 20 (P) - 17  Refer to TERMINALS AND REFERENCE VALUE FOR NAVI CONTROL UNIT  .

    OK or NG 

    1. OK : Replace display unit.
    2. NG : Replace NAVI control unit.
    Fig 4: Checking Signal Between NAVI Control Unit Harness Connector M57 Terminals 20(P) And 17 With CONSULT-II Or Oscilloscope
    G02159175Courtesy of NISSAN MOTOR CO., U.S.A.
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