Fuel Injector: Installation

INSTALL FUEL INJECTOR ASSEMBLY
1. Install a new injector vibration insulator to the fuel injector assembly.
2. Apply a light coat of gasoline or spindle oil to the contact surfaces of the O-ring of the fuel injector assembly.
  
  Fig 1: Identifying Injector Vibration Insulator And O-Ring
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. While turning the fuel injector assembly left and right, install it onto the fuel delivery pipe sub-assembly.
  NOTE:
  - Do not twist the O-ring.
  - After installing the fuel injectors, check that they turn smoothly. If not, replace the O-ring with a new one.
  Fig 2: Installing Fuel Injector Assembly Onto Fuel Delivery Pipe Sub-Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL NO. 1 DELIVERY PIPE SPACER
1. Install the 2 No. 1 delivery pipe spacers onto the cylinder head.
  NOTE: Install the No. 1 delivery pipe spacers in the correct direction.
  
  Fig 3: Identifying No. 1 Delivery Pipe Spacers
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL FUEL DELIVERY PIPE SUB-ASSEMBLY
1. Install the fuel delivery pipe sub-assembly with the 4 fuel injector assemblies, then temporarily install the 2 bolts.
  NOTE:
  - Do not drop the fuel injectors when installing the fuel delivery pipe sub-assembly.
  - Check that the fuel injector assemblies rotate smoothly after installing the fuel delivery pipe sub-assembly.
  Fig 4: Locating Fuel Delivery Pipe Sub-Assembly Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Tighten the 2 bolts to the specified torque.
  Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf)
  
  Fig 5: Locating Fuel Delivery Pipe Sub-Assembly Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Install the bolt to secure the fuel delivery pipe sub-assembly.
  Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf)
  
  Fig 6: Locating Fuel Delivery Pipe Sub-Assembly Bolt
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Install the wire harness bracket with the bolt.
  Torque: 5.0 N*m (51 kgf*cm, 44 in.*lbf)
  
  Fig 7: Locating Wire Harness Bracket Bolt
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
CONNECT FUEL TUBE SUB-ASSEMBLY
1. Insert the fuel tube sub-assembly connector into the fuel delivery pipe until a "click" sound can be heard.
  NOTE:
  - Check that there are no scratches or foreign matter around the contact surfaces of the fuel tube connector and pipe before performing this work.
  - After connecting the fuel tube, check that the fuel tube connector and pipe are securely connected by pulling on them.
  Fig 8: Inserting Fuel Tube Sub-Assembly Connector Into Fuel Delivery Pipe
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install a new No. 2 fuel pipe clamp (Type B).
  
  Fig 9: Locating No. 2 Fuel Pipe Clamp (Type B)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Install a new No. 2 fuel pump clamp (Type A).
  
  Fig 10: Locating No. 2 Fuel Pump Clamp (Type A)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
CONNECT ENGINE WIRE
1. Install the 2 wire harness brackets with the 2 bolts.
  Torque: 13 N*m (133 kgf*cm, 10 ft.*lbf)
  
  Fig 11: Locating Wire Harness Brackets Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Connect the 4 wire harness clamps.
  
  Fig 12: Locating Harness Clamps
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Connect the 4 fuel injector assembly connectors.
4. Connect the 2 wire harness clamps.
5. Connect the ground wires with the 2 bolts.
  
  Fig 13: Locating Fuel Injector Assembly Connectors And Ground Wires Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL AIR CLEANER CAP SUB-ASSEMBLY WITH HOSE (See INSTALLATION )
CONNECT NO. 2 VENTILATION HOSE
1. Connect the No. 2 ventilation hose.
CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
INSPECT FOR FUEL LEAK (See ON-VEHICLE INSPECTION )
INSTALL NO. 2 CYLINDER HEAD COVER (See INSTALLATION )

Fig 14: Locating No. 2 Ventilation Hose