FUEL INJECTOR(for Direct Injection) REMOVAL

PROCEDURE


  1. REMOVE INTAKE MANIFOLD

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  2. REMOVE NO. 2 FUEL DELIVERY PIPE


    1. A004HVH

      Using a union nut wrench, loosen the 2 union nuts and remove the No. 2 fuel delivery pipe.

      Note

      When removing the No. 2 fuel delivery pipe, pull it out in a straight line to avoid damaging the O-ring seal surface of the fuel delivery pipe LH.

  3. REMOVE FUEL DELIVERY PIPE


    1. A004IEA

      Remove the 3 bolts.

    2. Using a union nut wrench, loosen the 2 union nuts and remove the fuel delivery pipe.

  4. REMOVE FUEL DELIVERY PIPE LH


    1. A004KE2

      Disconnect the 2 fuel injector assembly connectors.

    2. A004HDM

      Remove the 2 bolts and fuel delivery pipe LH.

  5. REMOVE FUEL DELIVERY PIPE RH


    1. A004KB9

      Disconnect the fuel pressure sensor connector and 2 fuel injector assembly connectors.

    2. A004JS5

      Remove the 2 bolts and fuel delivery pipe RH.

  6. REMOVE FUEL INJECTOR ASSEMBLY


    1. A004JZ5E01
      A004HKM

      Remove the 4 fuel injector assemblies from the fuel delivery pipe.

      Text in Illustration
      *a for Bank 2
      *b for Bank 1

      Note


      • If the tip of the fuel injector assembly is struck or the fuel injector assembly is dropped, replace the fuel injector assembly with a new one.

      • Pull and remove the fuel injector assembly in a straight line to avoid damaging the O-ring seal surface of the fuel delivery pipe.

      • For re-installation, attach a tag or label to each fuel injector assembly.

      Note


      • Pull and remove the injector in a straight line to avoid damaging to the seal surface of the delivery pipe O-rings.

      • For reinstallation, attach a tag or label to the injector shaft.

    2. A004IIU

      Remove the No. 1 injector holders from the fuel injectors.

    3. A004JF1E02
      Text in Illustration
      *1 Fuel Injector Insulator

      Using a screwdriver, remove the fuel injector insulator.

    4. A004IW9E02
      Text in Illustration
      *1 No. 2 Fuel Injector Backup Ring
      *2 Fuel Injector Seal
      *3 No. 1 Fuel Injector Backup Ring

      Using a needle nose plier, remove the No. 2 fuel injector backup ring.

    5. Remove the fuel injector seal and No. 1 fuel injector backup ring.

  7. REMOVE FUEL INJECTOR O-RING


    1. A004INA

      Using the tips of a pair of needle nose pliers, pinch and pull one of the fuel injector O-ring at several points to stretch it. Repeat this for the other fuel injector O-ring.

      Note


      • Excessively pinching the fuel injector O-ring may damage the groove of the injector.

      • If an injector is dropped or the tip of the injector is struck, replace it with a new one.

    2. Remove the fuel injector O-ring from the injector.