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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 197 (Engine Mechanical - 1.8L) >> Fuel Injector And Fuel Tube >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: This page is about a different car, the 2002 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
  1. Release the fuel pressure. Refer to FUEL PRESSURE RELEASE [QG18DE (EXCEPT CALIF. CA MODEL)] or FUEL PRESSURE RELEASE [QG18DE (CALIF. CA MODEL)] .
  2. Disconnect the accelerator cable and speed control cable (if equipped) from the throttle body.
  3. Disconnect the intake manifold bracket.
    CAUTION:
    • Prepare a container and a cloth to catch any spilled fuel.
    • This operation should be performed in a place free from any open flames.
    • While hoses are disconnected seal their openings with vinyl bag or similar material to prevent foreign material from entering them.
  4. Remove the PCV hose and bracket.
  5. Disconnect the sub-harness for the fuel injectors.
  6. Disconnect the fuel pressure regulator vacuum hose from the intake manifold collector.
  7. Disconnect the fuel hoses from the fuel tube assembly.
  8. Remove the fuel injectors from the fuel tube, as follows:
    • Release the clip, and remove the fuel injector.
    • Pull the fuel injector straight out of the fuel tube.
    • Be careful not to damage the nozzle.
    • Avoid any impact, such as dropping the fuel injector.
    • Do not disassemble or adjust the fuel injector.