2002 Nissan-Datsun Sentra SE-R, AutomaticFACTORY OEM SERVICE PROCEDURE

General Precautions

WARNING: This page is about a different car, the 2004 Nissan Maxima. 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 work area. 
  • Be sure to work in a well ventilated area and have a CO 2fire extinguisher. 
  • Do not smoke while working on the 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 CHECK .
  • Disconnect the battery ground cable. 
  • Always replace O-rings and clamps with new ones. 
  • Do not kink or twist tubes when they are being installed. 
  • Do not tighten hose clamps excessively to avoid damaging hoses. 

    Tighten high-pressure rubber hose clamp so that clamp end is 3 mm (0.12 in) from hose end. 

    Tightening torque specifications are the same for all rubber hose clamps. 

    Ensure that screw does not contact adjacent parts. 

    Fig 1: Tightening Fuel Hose Clamps With Specification
    G00773878Courtesy of NISSAN MOTOR CO., U.S.A.
  • After connecting the fuel tube quick connectors, make sure the quick connectors are secure. 

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

    • a) Apply fuel pressure to the fuel lines by turning the ignition switch to ON (without starting the engine). Then check for fuel leaks at the fuel tube connections. 
    • b) Start the engine and rev the engine, then check for fuel leaks at the fuel tube connections. 
  • After installing tubes, run engine 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 EMISSION APPLICATIONS .
  • For servicing "On Board Refueling Vapor Recovery (ORVR)" parts, refer to EMISSION APPLICATIONS .
Fig 2: Identifying Quick Connectors
G00773879Courtesy of NISSAN MOTOR CO., U.S.A.
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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