Injector Assembly (FA20/Direct Fuel Injection): Removal

(Refer to DISASSEMBLY )

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

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1. Remove the 3 bolts.
2. Remove the fuel delivery pipe.
   Fig 2: Locating Fuel Delivery Pipe Mounting Bolts

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1. Disconnect the two fuel injector connectors.
   Fig 3: Locating Fuel Injector Connectors

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2. Remove the two bolts and remove fuel delivery pipe (bank 2 side).
   Fig 4: Locating Fuel Delivery Pipe Mounting Bolts (Bank 2 Side)

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1. Disconnect the fuel pressure sensor connector and two fuel injector connectors.
   Fig 5: Locating Fuel Pressure Sensor Connector And Fuel Injector Connectors

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2. Remove the two bolts and remove fuel delivery pipe (bank 1 side).
   Fig 6: Locating Fuel Delivery Pipe Mounting Bolts (Bank 1 Side)

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1. Remove the fuel injector assembly from the fuel delivery pipes (bank 2 side) and (bank 1 side).
   Fig 7: Identifying Fuel Injector Assembly

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   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 With Tag

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2. Remove the fuel injector holder from the fuel injector assembly.
   Fig 9: Identifying Fuel Injector Holder

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3. Remove the C-ring and fuel injector insulator.
   Fig 10: Removing C-Ring And Fuel Injector Insulator

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4. Remove the back-up ring NO. 1.
   Fig 11: Removing Back-Up Ring And Seal

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5. Remove the fuel injector seal and back-up ring NO. 2.

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

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