LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2004 >> Avalon XLS >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> SFI System >> Injector >> Removal
April 5, 2026: LEMON Manuals is launched! Read the announcement.

SFI System: Injector: Removal

  1. REMOVE V-BANK COVER 
    1. Using a 5 mm hexagon wrench, remove the 3 cap nuts.
    2. Loosen the V-bank cover fastener counterclockwise.
    3. Remove the V-bank cover.
  2. REMOVE AIR CLEANER HOSE WITH RESONATOR 
  3. REMOVE AIR INTAKE CHAMBER ASSEMBLY (See  REMOVAL  ) 
    Fig 1: Removing V-Bank Cover
    G02878911Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. DISCONNECT INJECTOR CONNECTORS 
    Fig 2: Disconnecting Injector Connectors
    G02878912Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE AIR ASSIST HOSES AND PIPE 
    Fig 3: Removing Air Assist Hoses And Pipe
    G02878913Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. DISCONNECT NO.1 FUEL PIPE 
    1. Remove the fuel hose clamp.
      Fig 4: Removing Fuel Hose Clamp
      G02878914Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the No.1 fuel pipe (fuel tube connector) from the fuel filter outlet.
    CAUTION:
    • Perform disconnecting operations of the fuel tube connector (quick type) after observing the precautions (See PRECAUTION  ).
    • As there is retained pressure in the fuel pipe line, prevent it from splashing inside the engine compartment.
    Fig 5: Disconnecting No.1 Fuel Pipe
    G02878915Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE DELIVERY PIPES AND INJECTORS 
    NOTE:
    • Be careful not to drop the injectors when removing the delivery pipes.
    • Pay attention to put any hung load on the injector to and from the side direction.
    1. Remove the 5 bolts and delivery pipes together with the 6 injectors and No.1 fuel pipe.
    2. Remove the 4 spacers from the intake manifold.
    3. Pull out the 6 injectors from the delivery pipes.
    4. Remove the 2 O-rings and 2 grommets from each injector.
    Fig 6: Removing Delivery Pipes And Injectors
    G02878916Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002