2020 Subaru BRZ Limited, Automatic TransFACTORY OEM SERVICE PROCEDURE

Injector ASSY (FA20/Direct Fuel Injection): Removal

  1. Intake manifold removal (Refer to REMOVAL )
  2. Fuel delivery pipe NO. 2 removal
    1. Remove the fuel delivery pipe NO. 2.
    CAUTION: When removing the fuel delivery pipe NO. 2, ull it straight out so that the seal surface of fuel delivery pipe LH is not damaged.
    G12586798Courtesy of SUBARU OF AMERICA, INC.
  3. Fuel delivery pipe removal
    1. Remove the 3 bolts.
    2. Remove the fuel delivery pipe.
      G12586799Courtesy of SUBARU OF AMERICA, INC.
  4. Fuel delivery pipe (bank 2 side) removal
    1. Disconnect the two fuel injector connectors.
      G12586800Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the two bolts and remove fuel delivery pipe (bank 2 side).
      G12586801Courtesy of SUBARU OF AMERICA, INC.
  5. Fuel delivery pipe (bank 1 side) removal
    1. Disconnect the fuel pressure sensor connector and two fuel injector connectors.
      G12586802Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the two bolts and remove fuel delivery pipe (bank 1 side).
      G12586803Courtesy of SUBARU OF AMERICA, INC.
  6. Fuel injector ASSY removal
    1. Remove the fuel injector ASSY from the fuel delivery pipes (bank 2 side) and (bank 1 side).
      G12586804Courtesy of SUBARU OF AMERICA, INC.
      CAUTION:
      • If the tip of fuel injector ASSY is bumped or dropped, replace the fuel injector ASSY with a new one.
      • When removing the injector, pull it straight out so that the seal surfaces of fuel delivery pipes (bank 2 side) and (bank 1 side) are not damaged.
      • Identify the removed fuel injector ASSY with a tag etc. marked with the cylinder number.
      G12586805Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the fuel injector holder from the fuel injector ASSY.
      G12586806Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the C-ring and fuel injector insulator.
      G12586807Courtesy of SUBARU OF AMERICA, INC.
    4. Remove the back-up ring NO. 1.
      G12586808Courtesy of SUBARU OF AMERICA, INC.
    5. Remove the fuel injector seal and back-up ring NO. 2.
    G12586809Courtesy of SUBARU OF AMERICA, INC.
  7. Fuel injector seal removal
    1. Hold the fuel injector seal and widen it a little.
CAUTION:
  • Be careful not to hold the fuel injector seal too strongly in order to protect the injector groove from scratches.
  • If the tip of fuel injector ASSY is bumped or dropped, replace the fuel injector ASSY with a new one.
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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.