2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

General Precautions

WARNING: This page is about a different car, the 2004 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: When replacing fuel line parts, be sure to observe the following.
  • Put a "CAUTION: INFLAMMABLE" sign in the workshop.
  • Be sure to work in a well ventilated area and furnish workshop with a CO2 fire extinguisher.
  • Do not smoke while servicing fuel system. Keep open flames and sparks away from the work area.
CAUTION:
  • Before removing fuel line parts, carry out the following procedures:
    • Put drained fuel in an explosion-proof container and put the lid on securely. Keep the container in safe area.
    • Release fuel pressure from the fuel lines. Refer to "FUEL PRESSURE RELEASE " .
    • Disconnect negative battery terminal.
  • Always replace O-rings and clamps with new ones.
  • Do not kink or twist tubes when they are being installed.
  • After connecting fuel tube quick connectors, make sure quick connectors are secure.

    Ensure that connector and resin tube do not contact any adjacent parts.

    Fig 1: Connecting Fuel Tubes
    G00769087Courtesy of NISSAN MOTOR CO., U.S.A.
  • After installing tubes, make sure there is no fuel leakage at connections in the following steps.
    • Apply fuel pressure to fuel lines with turning ignition switch "ON" (with engine stopped). Then check for fuel leaks at connections.
    • Start engine and rev it up and check for fuel leaks at connections.
  • Use only a genuine NISSAN fuel filler cap as a replacement.

    If an incorrect fuel filler cap is used, the "MIL" may come on.

  • For servicing "Evaporative Emission System" parts, refer to "EVAPORATIVE EMISSION SYSTEM " .
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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