Engine Control System (SFI): Injector: Installation

1. Install a new grommet to each injector.
2. Apply a light coat of spindle oil or gasoline to new O-ring and install them to each injector.
   Fig 1: Installing Grommet To Injector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Apply a light coat of spindle oil or gasoline on the area where the delivery pipe touches the O-ring.
4. While turning the injector clockwise and counterclockwise, push it into the delivery pipes. Install the 4 injectors.
5. Position the injector connector outward.
6. Place the 2 spacers in position on the cylinder head.
   Fig 2: Turning Injector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
7. Apply a light coat of spindle oil or gasoline on the area where the cylinder head touches the injector grommet.
8. Place the delivery pipe and fuel pipe together with the 4 injectors in position on the cylinder head.
9. Temporarily install the 2 bolts holding the delivery pipe to the cylinder head.
10. Temporarily install the bolt holding the fuel pipe to the cylinder head.
    Fig 3: Installing Bolt Holding Fuel Pipe To Cylinder Head

    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
11. Check that the injectors rotate smoothly.
    NOTE: If the injectors do not rotate smoothly, the probable cause is incorrect installation of the O-ring. Replace the O-ring.
12. Position the injector connector outward.
    Fig 4: Checking Injectors Rotate Smoothly

    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
13. Tighten the 2 bolts holding the delivery pipe to the cylinder head.

    Torque: 19 N.m (190 kgf.cm, 14 ft.lbf) 

14. Tighten the bolt holding the fuel pipe to the cylinder head.

    Torque: 9.0 N.m (92 kgf.cm, 80 in.lbf) 

    Fig 5: Tightening Bolt Holding Fuel Pipe To Cylinder Head

    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Connect the fuel tube (fuel tube connector) to the fuel pipe.
   CAUTION: Perform connecting operations of the connector (quick type) after observing the precautions.
2. Install the fuel pipe clamp.

Fig 6: Connecting Fuel Tube (Fuel Tube Connector) To Fuel Pipe

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Install the wire harness protector cover with the bolt and the 2 nuts.
2. Connect the PCV hose to the cylinder head cover.

Connect high-tension cords to ignition coils.