2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

Vehicle Signals

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.
  • A comparison check can be made of each actual vehicle signal and the signals recognized by the system.
    CAUTION: In case of confirming light signal, set D/N mode to ON/OFF of lighting switch (normal setting).
    • OFF: D (Day mode) 
    • ON: N (Night mode) 

    Unless above setting, light signal (ON/OFF) may not be accurately displayed. 

    Fig 1: Display Vehicle Signals Screen
    G03513496Courtesy of NISSAN MOTOR CO., U.S.A.
    PROBLEM DIAGNOSIS

    Diagnosis item Display Condition Remarks
    Vehicle speed ON Vehicle speed > 0 km/h (0 MPH) Changes in indication may be delayed by approx. 1.5 seconds. This is normal.
    OFF Vehicle speed = 0 km/h (0 MPH)
    -- Ignition switch in ACC position
    Light ON Lighting switch ON --
    OFF Lighting switch OFF
    IGN ON Ignition switch ON --
    OFF Ignition switch ACC or OFF
    Reverse ON Selector lever in R position Changes in indication may be delayed by approx. 1.5 seconds. This is normal.
    OFF Selector lever in other than R position
    -- Ignition switch in ACC position
  • If vehicle speed is NG, refer to , "VEHICLE SPEED SIGNAL CHECK FOR DISPLAY CONTROL UNIT ".
  • If light is NG, refer to , "ILLUMINATION SIGNAL CHECK FOR DISPLAY CONTROL UNIT ".
  • If IGN is NG, refer to , "IGNITION SIGNAL CHECK FOR DISPLAY CONTROL UNIT ".
  • If reverse is NG, refer to , "REVERSE SIGNAL CHECK FOR DISPLAY CONTROL UNIT ".


  • A comparison check can be made of each actual vehicle signal and the signals recognized by the system.
    CAUTION: In case of confirming light signal, set D/N mode to ON/OFF of light switch (normal setting).
    • OFF: D (Day mode) 
    • ON: N (Night mode) 

    Unless mode is in above setting, light signal (ON/OFF) may not be accurately displayed. 

    Fig 1: Display Vehicle Signals Screen
    G03513499Courtesy of NISSAN MOTOR CO., U.S.A.
    PROBLEM DIAGNOSIS

    Diagnosis item Display Condition Remarks
    Vehicle speed ON Vehicle speed > 0 km/h (0 MPH) Changes in indication may be delayed by approx. 1.5 seconds. This is normal.
    OFF Vehicle speed = 0 km/h (0 MPH)
    -- Ignition switch in ACC position
    Light ON Lighting switch ON --
    OFF Lighting switch OFF
    IGN ON Ignition switch ON --
    OFF Ignition switch ACC or OFF
    Reverse ON Selector lever in R position Changes in indication may be delayed by approx. 1.5 seconds. This is normal.
    OFF Selector lever in other than R position
    -- Ignition switch in ACC position
  • If vehicle speed is NG, refer to , "VEHICLE SPEED SIGNAL CHECK FOR NAVI CONTROL UNIT ".
  • If light is NG, refer to , "ILLUMINATION SIGNAL CHECK FOR NAVI CONTROL UNIT ".
  • If IGN is NG, refer to , "IGNITION SIGNAL CHECK FOR NAVI CONTROL UNIT ".
  • If reverse is NG, refer to , "REVERSE SIGNAL CHECK FOR NAVI CONTROL UNIT ".
Factory Service Tools

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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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