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Home >> Subaru >> 2016 >> BRZ Series.HyperBlue >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System >> Injector Assembly (Fa20/Direct Fuel Injection) >> Removal
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Injector Assembly (Fa20/Direct Fuel Injection): Removal

  1. Intake manifold removal

    (Refer to DISASSEMBLY )

  2. Fuel delivery pipe No. 2 removal
    1. Remove the fuel delivery pipe No. 2.
      CAUTION: When removing the fuel delivery pipe No. 2, pull it straight out so that the seal surface of fuel delivery pipe LH is not damaged.
      Fig 1: Locating Fuel Delivery Pipe No. 2
      G10213425Courtesy of SUBARU OF AMERICA, INC.
  3. Fuel delivery pipe removal
    1. Remove the 3 bolts.
    2. Remove the fuel delivery pipe.
      Fig 2: Locating Fuel Delivery Pipe Bolts
      G10213426Courtesy of SUBARU OF AMERICA, INC.
  4. Fuel delivery pipe (bank 2 side) removal
    1. Disconnect the two fuel injector connectors.
      Fig 3: Locating Fuel Injector Connectors
      G10213427Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the two bolts and remove fuel delivery pipe (bank 2 side).
      Fig 4: Locating Fuel Delivery Pipe Bolts
      G10213428Courtesy 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.
      Fig 5: Locating Fuel Pressure Sensor Connector And Fuel Injector Connectors
      G10213429Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the two bolts and remove fuel delivery pipe (bank 1 side).
      Fig 6: Locating Fuel Delivery Pipe Bolts
      G10213430Courtesy of SUBARU OF AMERICA, INC.
  6. Fuel injector Assembly removal
    1. Remove the fuel injector Assembly from the fuel delivery pipes (bank 2 side) and (bank 1 side).
      Fig 7: Identifying Fuel Injector Assemblies
      G10213431Courtesy of SUBARU OF AMERICA, INC.
      CAUTION:
      • If the tip of fuel injector Assembly is bumped or dropped, replace the fuel injector Assembly 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 Assembly with a tag etc. marked with the cylinder number.
      Fig 8: Identifying Fuel Injector Assembly Tag
      G10213432Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the fuel injector holder from the fuel injector Assembly.
      Fig 9: Identifying Fuel Injector Holder
      G10213433Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the C-ring and fuel injector insulator.
      Fig 10: Locating Fuel Injector Insulator And C-Ring
      G10213434Courtesy of SUBARU OF AMERICA, INC.
    4. Remove the back-up ring No. 1.
      Fig 11: Removing Fuel Injector Back-Up Ring No. 1
      G10213435Courtesy of SUBARU OF AMERICA, INC.
    5. Remove the fuel injector seal and back-up ring No. 2.
  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 Assembly is bumped or dropped, replace the fuel injector Assembly with a new one.
      Fig 12: Removing Fuel Injector Seal
      G10213436Courtesy of SUBARU OF AMERICA, INC.