LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Honda >> 2004 >> Pilot EX >> Repair and Diagnosis >> Engine Performance >> System >> PGM-FI System >> Injector Replacement
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Injector Replacement

  1. Relieve fuel pressure (see FUEL PRESSURE RELIEVING ).
  2. Remove the intake manifold (see INTAKE MANIFOLD REMOVAL & INSTALLATION ).
  3. Disconnect the connectors from the injectors (A).
    Fig 1: Disconnecting The Connectors From The Injectors
    G01464097Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Remove the fuel rail mounting bolts (B) from the fuel rail (C).
  5. Remove the fuel rails.
  6. Remove the injectors from the fuel rails.
  7. Slide new cushion rings (A) onto the injectors (B).
    Fig 2: Sliding Cushion Rings Onto The Injectors
    G01464098Courtesy of AMERICAN HONDA MOTOR CO., INC.
  8. Coat the new O-rings (C) with clean engine oil, and put them on the injectors.
  9. Insert the injectors into the fuel rail (D).
  10. Coat new seal rings (E) with clean engine oil, and press them into the intake manifold.
  11. Install the fuel rail in the intake manifold.
  12. Install the fuel rail mounting bolts.
  13. Install the connectors on the injectors.
  14. Install the intake manifold and the intake manifold cover.
  15. Turn the ignition switch ON (II), but do not operate the starter. After the fuel pump runs for about 2 seconds, the fuel pressure in the fuel line rises. Repeat this 2 or 3 times, then check for fuel leakage.
scientia non olet · About LEMON Manuals