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Fuel Injector: Removal

  1. DISCHARGE FUEL SYSTEM PRESSURE 
  2. DISCONNECT BATTERY NEGATIVE TERMINAL 
  3. REMOVE NO. 2 CYLINDER HEAD COVER 
    1. Remove the 2 clips and 2 nuts, then remove the No. 2 cylinder head cover.
      Fig 1: Locating No. 2 Cylinder Head Cover Clips And Nuts
      G05193223Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. REMOVE VENTILATION HOSE 
    1. Disconnect the ventilation hose from the cylinder head cover.
      Fig 2: Locating Ventilation Hose
      G05193224Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY 
    1. Disconnect the 4 fuel injector connectors (A).
    2. Remove the 3 wire harness clamps from the clamp brackets (B).
      Fig 3: Locating Fuel Injector Connectors And Clamp Brackets
      G05233479Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the fuel pipe clamp No. 1 (C).
    4. Disconnect the fuel tube (D).
    5. Pinch the retainer of the fuel tube connector, then pull the fuel tube connector out of the pipe (E).
      NOTE:
      • Check that there is no dirt or other foreign objects around the connector before disconnecting it. Clean the connector if necessary.
      • It is necessary to prevent mud or dirt from entering the connector. If mud or dirt gets in the connector, the O-rings may not seal properly.
      • Only disconnect the quick connector by hand.
      • Do not bend, kink or twist the nylon tubes.
      • Protect the connector by covering it with a plastic bag.
      • If the pipe and connector are stuck, carefully try wiggling or pushing and pulling on the connector to release it. Pull the connector off the pipe carefully.
        Fig 4: Disconnecting Fuel Tube Connector
        G05193217Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the 3 bolts, then remove the fuel delivery pipe together with the fuel injector (F).
      NOTE: Be careful not to drop the fuel injectors when removing the fuel delivery pipe.
      Fig 5: Locating Fuel Delivery Pipe Bolts
      G05193227Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Remove the 2 delivery pipe spacers from the cylinder head (G).
    8. Remove the 4 insulators from the cylinder head (H).
      Fig 6: Locating Delivery Pipe Spacers And Insulators
      G05193228Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE FUEL INJECTOR ASSEMBLY 
    1. Pull the 4 fuel injectors out of the fuel delivery pipe.
      Fig 7: Removing Fuel Injector Assembly
      G05193229Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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