2017 Mazda 5 GS, Automatic TransFACTORY OEM SERVICE PROCEDURE

Fuel Injector Installation Note

  1. Apply a small amount of clean oil to the fuel injector groove and the new O-ring, and assemble them.
  2. Temporarily attach a new clip to the fuel injector groove.
    NOTE:
    • When the clip is attached correctly, the central area of the fuel injector and the clip finger positions are aligned.
  3. Hold the fuel injector firmly and push the clip into the fuel injector until the clip stops sliding.
    G13726719Courtesy of MAZDA MOTORS CORP.
  4. Verify that the fuel injector connector position is correct.
  5. Press the fuel injector into the fuel injector cup. Continue pressing until the clip contacts the lower surface of the fuel injector cup.
  6. Verify that the fuel injector and clip are correctly installed with the clip locked onto the fuel injector cup notch.
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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