2002 Acura 1.7EL StandardFACTORY OEM SERVICE PROCEDURE

Injector Replacement

  1. Relieve fuel pressure (see FUEL PRESSURE RELIEVING ).
  2. Remove the air cleaner (see AIR CLEANER REPLACEMENT ).
  3. Disconnect the connectors from the injectors (A), the manifold absolute pressure (MAP) sensor (B), the evaporative emission (EVAP) canister purge valve (C), and the throttle position (TP) sensor (D).
    Fig 1: Disconnecting Connectors From Injectors
    G01954839
  4. Disconnect the quick-connect fittings (E).
  5. Disconnect the hoses from the fuel rail (F).
  6. Remove the fuel rail mounting nuts (G) from the fuel rail.
  7. Remove the injector clip (H) from the injector.
  8. Remove the injector from the fuel rail.
  9. Coat the new O-rings (A) with clean engine oil, and insert the injectors (B) into the fuel rail (C).
    Fig 2: Coating New O-Rings With Clean Engine Oil
    G01954840
  10. Install the injector clip (D).
  11. Coat the injector O-ring (E) with clean engine oil.
  12. To prevent damage to the O-rings, install the injectors in the fuel rail first, then install them in the injector base.
  13. Install the fuel rail mounting nuts.
  14. Connect the connectors on the injectors, the MAP sensor, the EVAP canister purge valve, and the TP sensor.
  15. Connect the quick-connect fittings.
  16. Install the air cleaner (see AIR CLEANER REPLACEMENT ).
  17. Turn the ignition switch ON (II), but do not operate the starter. After the fuel pump runs for approximately 2 seconds, the fuel pressure in the fuel line rises. Repeat this 2 or 3 times, then check for fuel leakage.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

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.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.