2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

RGB Screen is Not Shown

WARNING: This page is about a different car, the 2003 Nissan Murano. 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 display control unit connector and display connector.
    3. Check continuity between display control unit harness connector M43 terminal 51 (B) and display harness connector M38 terminal 9 (B).
      1. Continuity should exist. 
    4. Check continuity between display control unit harness connector M43 terminal 55 (R) and display harness connector M38 terminal 8 (R).
      1. Continuity should exist. 
    5. Check continuity between display control unit harness connector M43 terminal 51 (B), 55 (R) and ground.
      1. Continuity should not exist. 

    OK or NG

    1. OK : GO TO 2.
    2. NG : Repair harness or connector.
    Fig 1: Checking Continuity Between Display Control Unit Harness Connector M43 Terminal 51 And Display Harness Connector M38 Terminal 9, And Between Display Control Unit Harness Connector M43 Terminals 51,55 And Ground
    G03360120Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK HORIZONTAL SYNCHRONIZATION SIGNAL 
    1. Connect display control unit connector and display connector.
    2. Turn ignition switch ON.
    3. Check signal between display control unit connector M43 terminals 55 (R) and 49 with CONSULT-II or oscilloscope.
      1. 55 (R) - 49 : Refer to " TERMINALS AND REFERENCE VALUE FOR DISPLAY CONTROL UNIT   ".  

    OK or NG

    1. OK : GO TO 3.
    2. NG : Replace display.
    Fig 2: Checking Voltage Between Display Control Unit Connector M43 Terminals 55 And 49
    G03360121Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK RGB AREA SIGNAL 
    1. Press the "TRIP" button.
    2. Check signal between display control unit connector M43 terminals 51 (B) and 49 with CONSULT-II or oscilloscope.
      1. 51 (B)-49 : Refer to " TERMINALS AND REFERENCE VALUE FOR DISPLAY CONTROL UNIT   ".  

    OK or NG

    1. OK : Replace display.
    2. NG : Replace display control unit.
    Fig 3: Checking Voltage Between Display Control Unit Connector M43 Terminals 51 And 49
    G03360122Courtesy of NISSAN MOTOR CO., U.S.A.
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  • • 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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