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Home >> Lexus >> 2007 >> GS 350 RWD >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel (2GR-FSE) >> FUEL INJECTOR (for Port Injection) >> Installation

FUEL INJECTOR (for Port Injection): Installation

  1. INSTALL FUEL INJECTOR ASSEMBLY 
    1. Apply gasoline to 2 new O-rings and install them to each injector.
      NOTE: Check that there is no damage or foreign material in the groove of the injector when installing the injector's O-rings.
      Fig 1: Identifying O-Rings From Fuel Injector
      G05286907Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the 6 fuel injectors to the fuel delivery pipe.
      NOTE:
      • When the injector does not rotate smoothly, the O-ring may be pinched. Remove the injector and install a new O-ring to the injector.
      • Make sure that the injector is between the plastic stopper parts labeled A in the illustration.
  2. INSTALL FUEL DELIVERY PIPE SUB-ASSEMBLY 
    1. Install the 4 delivery pipe spacers to the intake manifold.
      Fig 2: Identifying Plastic Stopper Correct And Incorrect Installation Position
      G05286916Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the delivery pipe (with injector) to the intake manifold.
      NOTE: When the injector does not rotate smoothly, the O-ring may be pinched. Remove the injector and install a new O-ring to the injector.
      Fig 3: Identifying Delivery Pipe Sub-Assembly
      G05286917Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the 4 bolts.

      Torque: 17 N*m (173 kgf*cm, 13 ft.*lbf) 

      Fig 4: Identifying Fuel Delivery Pipe Bolts
      G05286905Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the 6 injector connectors and 2 clamps.
      Fig 5: Locating Injector Connectors And Clamps
      G05286904Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Push the fuel tube connector onto the delivery pipe and push up the retainer to engage the claws.
      NOTE:
      • Check for damage or foreign objects on the connected part.
      • After connecting, check that the fuel tube connector and the pipe are securely connected by pulling on them.
      Fig 6: Pushing Fuel Tube Connector Onto Delivery Pipe
      G05286920Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. After connecting the fuel tube, align the paint marks on the delivery pipe.
  3. INSTALL INTAKE AIR SURGE TANK 
    NOTE: Do not apply oil to the bolts listed below:
    TORQUE SPECIFICATION

    Tightening Parts
    Bolt for intake air surge tank and intake manifold
    Bolt for surge tank stay and intake air surge tank
    Fig 7: Aligning Paint Marks On Delivery Pipe
    G05286921Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Install a new gasket to the intake air surge tank.
    2. Install the intake air surge tank with the 2 nuts.

      Torque: 16 N*m (163 kgf*cm, 12 ft.*lbf) 

    3. Using a 5 mm hexagon socket wrench, install the 6 bolts.

      Torque: 18 N*m (184 kgf*cm, 13 ft.*lbf) 

      Fig 8: Locating Intake Air Surge Tank With Nuts
      G05286902Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Install the surge tank stay to the intake air surge tank with the bolt.

      Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf) 

      Fig 9: Locating Surge Tank Stay
      G05286901Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Install the water hose joint to the intake air surge tank with the bolt.

      Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) 

      Fig 10: Locating Water Hose Joint
      G05286900Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Connect the 4 wire harness clamps to the intake air surge tank.
      Fig 11: Locating Wire Harness Clamps
      G05286899Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Connect the ventilation hose, union to check valve hose and water bypass hose to the intake air surge tank.
      Fig 12: Locating Ventilation Hose
      G05286898Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Install the purge VSV to the intake air surge tank with the bolt.
      Fig 13: Locating Purge Line Hose From Intake Air Surge Tank
      G05286897Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 18 N*m (184 kgf*cm, 13 ft.*lbf) 

    9. Connect the purge line hose to the intake air surge tank.
  4. INSTALL THROTTLE BODY WITH MOTOR ASSEMBLY (See  INSPECTION  ) 
  5. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE (See  INSTALLATION  ) 
  6. CONNECT NO. 2 VENTILATION HOSE (See  INSTALLATION  ) 
  7. INSTALL COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY (See  INSTALLATION  ) 
  8. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY LH (See  INSTALLATION  ) 
  9. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY RH (See  INSTALLATION  ) 
  10. INSTALL FRONT FENDER TO COWL SIDE SEAL LH (See  INSTALLATION  ) 
  11. INSTALL FRONT FENDER TO COWL SIDE SEAL RH (See  INSTALLATION  ) 
  12. INSTALL FRONT PILLAR TO FRONT SIDE SEAL SUB-ASSEMBLY LH (See  INSTALLATION  ) 
  13. INSTALL FRONT PILLAR TO FRONT SIDE SEAL SUB-ASSEMBLY RH (See  INSTALLATION  ) 
  14. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
  15. ADD ENGINE COOLANT (See  REPLACEMENT  ) 
  16. INSPECT FOR COOLANT LEAK (See  COOLING SYSTEM  ) 
  17. INSPECT FOR FUEL LEAK (See  ON-VEHICLE INSPECTION  ) 
  18. INSTALL V-BANK COVER SUB-ASSEMBLY (See  INSTALLATION  ) 
  19. INSTALL ENGINE ROOM SIDE COVER LH (See  INSTALLATION  ) 
  20. INSTALL ENGINE ROOM SIDE COVER RH (See  INSTALLATION  ) 
  21. INSTALL COOL AIR INTAKE DUCT SEAL (See  INSTALLATION  ) 
  22. CHECK FUNCTION OF THROTTLE BODY WITH MOTOR ASSEMBLY (See  ON-VEHICLE INSPECTION  ) 
  23. PERFORM INITIALIZATION 
    1. Perform initialization (see INITIALIZATION ).
      NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable to the negative (-) battery terminal.
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