2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

Diagnostic Procedure

WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK LOAD SIGNAL CIRCUIT OVERALL FUNCTION-I 
    1. Turn ignition switch ON.
    2. Connect CONSULT-II and select "DATA MONITOR" mode.
    3. Select "LOAD SIGNAL" and check indication under the following conditions.
      CONDITION INDICATION

      Condition Indication
      Lighting switch: ON at 2nd position ON
      Lighting switch: OFF OFF

    OK or NG 

    1. OK: INSPECTION END 
    2. NG: GO TO 2.
      Fig 1: Displaying "DATA MONITOR" Mode
      G03602058Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK HEADLAMP SYSTEM 

    Refer to "HEADLAMP (FOR USA) ", or "HEADLAMP (FOR CANADA) - DAYTIME LIGHT SYSTEM ".

    1. : INSPECTION END 
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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