2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

RGB Screen is Rolling (NAVI Screen)

WARNING: This page is about a different car, the 2004 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK HARNESS 
    1. Turn ignition switch OFF.
    2. Disconnect NAVI control unit connector and display control unit connector.
    3. Check continuity between NAVI control unit and display control unit.
      NAVI CONTROL UNIT AND DISPLAY CONTROL UNIT TERMINALS CONTINUITY

      Terminals Continuity
      NAVI control unit Display control unit
      Connector Terminal (Wire color) Connector Terminal (Wire color)
      B151 16 (BR) M95 43 (W) Yes
      14 41
    4. Check continuity between NAVI control unit and ground.
      NAVI CONTROL UNIT TERMINALS CONTINUITY

      Terminals Continuity
      NAVI control unit ---
      Connector Terminal (Wire color)
      B151 16 (BR) Ground No
      14
      Fig 1: Checking Continuity Between NAVI Control Unit And Display Control Unit Connector Terminals
      G03513558Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK : GO TO 2.
    2. NG : Repair harness.
  2. CHECK RGB SYNCHRONIZING SIGNAL 
    1. Connect NAVI control unit connector and display control unit connector.
    2. Turn ignition switch ON.
    3. Check signal between NAVI control unit connector M95 terminals 16 (BR) and 14 with CONSULT-II or oscilloscope.

      16 (BR) - 14  : Refer to , "TERMINALS AND REFERENCE VALUE FOR NAVI CONTROL UNIT ".

      Fig 2: Checking Voltage Signal Between NAVI Control Unit Connector M95 Terminals 16 (BR) And 14
      G03513559Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK : Replace display control unit. Refer to , "REMOVAL AND INSTALLATION OF DISPLAY CONTROL UNIT ".
    2. NG : Replace NAVI control unit. Refer to , "REMOVAL AND INSTALLATION OF NAVI CONTROL UNIT ".
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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