2004 Toyota Avalon XLFACTORY OEM SERVICE PROCEDURE

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.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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