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HOMESERVICE MANUALSMAZDA1999626 ES, 2.5 D, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 342 (FUEL SYSTEM)FUEL INJECTOR REMOVAL/INSTALLATION [L3]FUEL INJECTOR INSTALLATION NOTE
1999 Mazda 626 ES, 2.5 D, Standard

Fuel Injector Installation Note

1999 Mazda 626 ES, 2.5 D, StandardSECTION Fuel Injector Installation Note
WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
  1. Lightly lubricate the injector groove and O-ring.
  2. Pre-attach a new clip in the injector groove.
    NOTE:
    • When the clip is attached correctly, the central area of the injector and the clip finger positions are aligned.
  3. Hold the injector firmly, and press the clip into the injector until the clip stops sliding.
    Fig 1: Pressing Clip Into Fuel Injector
    G03643940Courtesy of MAZDA MOTORS CORP.
  4. Verify that the injector connector position is correct, and press the injector and clip into the injector cup. Continue pressing until the clip contacts the lower surface of the injector cup.
  5. Verify that the injector and clip are correctly attached with the clip locked onto the injector cup notch.
RENDER: 1.0x

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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.