Fuel Injector: Removal

DISCHARGE FUEL SYSTEM PRESSURE
NOTE: DTC P0171 lean fuel trim may be present.
Clear DTCs after the repair.

Fig 1: Locating Fuel Pump Connector
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Remove the rear seat cushion and rear floor service hole cover.
2. Disconnect the fuel pump connector.
3. Allow the engine to idle until the engine stops.
4. Turn the ignition switch OFF.
5. Remove the fuel cap to release the fuel tank pressure.
6. Connect the fuel pump connector.
7. Install the rear floor service hole cover and rear seat cushion.
DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
REMOVE ENGINE COVER SUB-ASSEMBLY (See REMOVAL )
REMOVE AIR CLEANER CAP SUB-ASSEMBLY (See REMOVAL )
DISCONNECT FUEL MAIN TUBE
NOTE: DO not forcibly bend and twist the fuel main tube.
1. Remove the fuel pipe clamp.
2. Wipe off dirt on the fuel tube connector.
3. Hold the fuel tube connector, and then install the SST.
  
  Fig 2: Turning SST To Align Retainer Inside Fuel Tube Connector With Chamfered Part Of SST
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  SST 09268-21010
4. Turn the SST to align the retainer inside the fuel tube connector with the chamfered part of the SST.
5. Insert the SST into the fuel tube and hold it. Then push the fuel tube connector toward the SST side.
6. Mount the retainer of the fuel tube connector onto the chamfered part of the SST.
7. Slide the SST and fuel tube connector together towards the fuel tube until they make a click sound, and then disconnect the fuel tube.
8. Drain the fuel remaining inside the fuel tube.
9. Cover the fuel tube and fuel pipe with a plastic bag to protect the disconnected part.
  
  Fig 3: Identifying O-Ring, Retainer, Nylon Tube, Housing And Pipe
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
DISCONNECT NO. 2 VENTILATION HOSE
1. Disconnect the No. 2 ventilation hose from the ventilation valve.
  
  Fig 4: Locating No. 2 Ventilation Hose
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY
1. Remove the 2 wire harness clamps.
2. Disconnect the 4 fuel injector connectors.
  
  Fig 5: Locating Fuel Injector Connectors And Wire Harness Clamps
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Remove the 2 bolts, then remove the fuel delivery pipe together with the 4 fuel injectors.
  NOTE: Be careful not to drop the fuel injectors when removing the fuel delivery pipe.
  
  Fig 6: Locating Fuel Injectors Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Remove the 2 delivery pipe spacers from the cylinder head.
5. Remove the 4 insulators from the cylinder head.
  
  Fig 7: Locating Insulators And Delivery Pipe Spacers
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE FUEL INJECTOR ASSEMBLY
1. Pull the 4 fuel injectors out of the fuel delivery pipe.
  
  Fig 8: Pulling Out Injectors From Delivery Pipe
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002