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Home >> Lexus >> 2008 >> IS 250 RWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 26 (Fuel) >> FUEL INJECTOR (for Port Injection) >> Removal

FUEL INJECTOR (for Port Injection): Removal

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
  1. PRECAUTION 
    CAUTION:
    • Do not smoke or work near an open flame when handling on the fuel system.
    • Keep gasoline away from rubber or leather parts.
    • Do not allow fuel to spray when removing the pipe between the high pressure side fuel pump assembly and the fuel injector assembly. The fuel in the pipe is highly pressurized.
  2. DISCHARGE FUEL SYSTEM PRESSURE 
    1. Discharge fuel system pressure (See FUEL SYSTEM ).
  3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE: When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See INITIALIZATION ).
  4. REMOVE FUEL HOSE NO.3  (See REMOVAL )
  5. DISCONNECT FUEL PRESSURE PULSATION DAMPER ASSEMBLY (for Port Injection) 
    1. Remove the 2 fuel pressure pulsation damper sub-assembly and fuel tube sub-assembly (See REMOVAL )
  6. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY (for Port Injection) 
    1. Remove the 2 bolts and fuel delivery pipe sub-assembly
      NOTE: When removing the fuel delivery pipe sub-assembly, hold the pipe by both ends and pull it straight upward.
      Fig 1: Locating Fuel Delivery Pipe Bolts
      G05749933Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 spacers from the intake air surge tank assembly.
    Fig 2: Locating Spacers
    G05749934Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE NO. 2 FUEL DELIVERY PIPE SUB-ASSEMBLY (for Port Injection) 
    1. Remove the 2 bolts and No 2 fuel delivery pipesub-assembly
      NOTE: When removing the No. 2 fuel delivery pipe sub-asasembly, hold the pipe by both ends and pull it straight upward.
      Fig 3: Locating Fuel Delivery Pipe Bolts
      G05749935Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 spacers from the intake air surge tank assembly
    Fig 4: Locating Spacers
    G05749936Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE FUEL INJECTOR ASSEMBLY (for Port Injection) 
    1. Remove the fuel injector assembly from the fuel delivery pipe sub-assembly and No. 2 fuel delivery pipe sub-assembly.
      NOTE: For reinstallation, attach a tag or label to the injector shaft.
      Fig 5: Identifying Fuel Injector Assembly (For Port Injection)
      G05286906Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 O-rings from each fuel injector assembly.
    Fig 6: Identifying Fuel Injector O-Rings
    G05286907Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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