2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

Vehicle Security Operation Check

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECTION START

    Turn ignition switch "OFF".

    NOTE: Before starting operation check, open front windows.

    GO TO 2

  2. CHECK SECURITY INDICATOR LAMP
    1. Lock doors using Intelligent Key or mechanical key.
    2. Check that security indicator lamp illuminates for 30 seconds.

    Does security indicator lamp illuminate?Β 

    YES: GO TO 3

    NO: Perform diagnosis and repair. Refer to "DIAGNOSIS PROCEDUREΒ ".

  3. CHECK ALARM FUNCTION
    1. After 30 seconds, security indicator lamp will start to blink.
    2. Open any door before unlocking with Intelligent Key or mechanical key, or open back door or glass hatch without the presence of Intelligent Key.

    Does the alarm function properly?Β 

    YES: GO TO 4

    NO: Check the following.

    • The vehicle security system does not phase in alarm mode. Refer to "SYMPTOM TABLEΒ ".
    • Alarm (horn and headlamps) does not operate. Refer to "SYMPTOM TABLEΒ ".
  4. CHECK ALARM CANCEL OPERATION

    Unlock any door using Intelligent Key or mechanical key.

    Does alarm (horn and headlamps) stop?Β 

    YES: Inspection End.

    NO: Check door lock function. Refer to "SYMPTOM TABLEΒ ".

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:

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

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