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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Mechanical (5.6L)) >> Removal And Installation >> High Pressure Fuel Pump And Fuel Hose >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: This page is about a different variant/trim than selected.
WARNING:
  • Be sure to read Precaution for Handling High Pressure Fuel System  when working on the high pressure fuel system.
  • Put a "CAUTION: FLAMMABLE" sign in the workshop.
  • Be sure to work in a well ventilated area and furnish workshop with a CO 2 fire extinguisher.
  • Do not smoke while servicing fuel system. Keep open flames and sparks away from the work area.
NOTE: When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling.
  1. Release fuel pressure. Refer to Work Procedure .
  2. Remove intake manifold. Refer to Removal and Installation .
  3. Disconnect harness connector from high pressure fuel pump.
  4. Remove fuel feed tube (pump side) (1).
    GNSJPBIA3479Z-479Courtesy of NISSAN NORTH AMERICA, INC.
  5. Disconnect fuel feed hose (2) from high pressure fuel pump.
  6. Remove high pressure fuel pump and lifter.
    CAUTION:
    • Do not reuse lifter or O-ring.
    • Do not disassemble plunger on bottom of high pressure fuel pump.
  7. Disconnect quick connector (A) with the following procedure.
    GNSJSBIA5817Z-817Courtesy of NISSAN NORTH AMERICA, INC.
    1. Remove quick connector cap from quick connector connection.
    2. With the sleeve side of quick connector release facing quick connector, install Tool onto fuel tube.
    3. Insert Tool into quick connector until sleeve contacts and goes no further. Hold Tool in that position.
      G04073245Courtesy of NISSAN NORTH AMERICA, INC.
      CAUTION: Inserting Tool hard will not disconnect quick connector. Hold quick connector release where it contacts and goes no further.

      Tool number

      :--(J-45488)
    4. Draw and pull out quick connector straight from fuel tube.
      CAUTION:
      • Pull quick connector holding (A) position as shown in the figure.
      • Do not pull with lateral force applied. O-ring inside quick connector may be damaged.
      • Prepare container and cloth beforehand because fuel will leak out.
      • Avoid fire and sparks.
      • Keep parts away from heat source. Especially, be careful when welding is performed around them.
      • Do not expose parts to battery electrolyte or other acids.
      • Do not bend or twist connection between quick connector and fuel feed hose (with damper) during installation/removal.
      • To keep clean the connecting portion and to avoid damage and foreign materials, cover them completely with plastic bags, etc. or a similar item.
        G04073246Courtesy of NISSAN NORTH AMERICA, INC.
  8. Remove fuel feed hose.
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