2007 Acura TL BaseFACTORY OEM SERVICE PROCEDURE

Injector Replacement

  1. Relieve fuel pressure (see FUEL PRESSURE RELIEVING ).
  2. Remove the intake manifold (see INTAKE MANIFOLD REMOVAL AND INSTALLATION ).
  3. Disconnect the connectors from the injectors (A).
    Fig 1: Injectors With Torque Specifications
    G05458128Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Disconnect the quick-connect fitting (B).
  5. Remove the fuel rail mounting bolts (C) from the fuel rail (D).
  6. Remove the injector clips (E) from the injectors.
  7. Remove the injectors from the fuel rail.
  8. Coat the new O-rings (A) with clean engine oil, and insert the injectors (B) into the fuel rail (C).
    Fig 2: Identifying Injectors
    G05458129Courtesy of AMERICAN HONDA MOTOR CO., INC.
  9. Install the injector clips (D).
  10. Coat the new injector O-rings (E) with clean engine oil.
  11. Install the injectors in the injector base (F).
  12. Install the fuel rail mounting nuts.
  13. Connect the connectors on the injectors.
  14. Connect the quick-connect fittings (see FUEL LINE/QUICK-CONNECT FITTING INSTALLATION ).
  15. Turn the ignition switch ON (II), but do not operate the starter. After the fuel pump runs for about 2 seconds, the fuel rail will be pressurized. Repeat this two or three times, then check for fuel leakage.
  16. Install the intake manifold (see INSTALLATION ).
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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