Fuel Injector: Installation

1. Install a new insulator onto each fuel injector.
2. Apply a light coat of spindle oil or gasoline to a new O-ring and install it onto each fuel injector.
   Fig 1: Installing New Insulator Onto Each Fuel Injector

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. While turning the fuel injector left and right, install it onto the fuel delivery pipe.
4. Position the fuel injector connector facing outward.
   Fig 2: Turning Fuel Injector Left & Right

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Place the fuel delivery pipe together with the 6 fuel injectors on the intake manifold.
2. Provisionally install the 6 bolts, which are used to hold the fuel delivery pipe, onto the intake manifold.
3. Check that the fuel injectors rotate smoothly.

   HINT:

   If the fuel injectors do not rotate smoothly, replace the O-ring.

4. Position the fuel injector connector facing outward.
   Fig 3: Checking Fuel Injectors Rotate Smoothly

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
5. Tighten the 6 bolts, which are used to hold the fuel delivery pipe, to the intake manifold.

   Torque: 15 N*m (153 kgf*cm, 11 ft.*lbf) 

6. Connect the 6 fuel injector connectors.

1. Push the tube connector into the pipe until the tube connector makes a "click" sound.
   NOTE:

   • Check if there is any damage or foreign objects on the connected part of the fuel pipe.
   • After connecting, check that the pipe and connector are securely connected by pulling them.
2. Install the fuel pipe clamp.

1. Push the tube connector into the pipe until the tube connector makes a "click" sound.
   NOTE:

   • Check if there is any damage or foreign objects on the connected part of the fuel pipe.
   • After connecting, check that the pipe and connector are securely connected by pulling them.
2. Install the fuel pipe clamp.

1. Install a new gasket and the intake air surge tank with the 2 nuts.

   Torque: 28 N*m (286 kgf*cm, 21 ft.*lbf) 

2. Using an 8 mm socket hexagon wrench, install the 4 bolts.

   Torque: 28 N*m (286 kgf*cm, 21 ft.*lbf) 

3. Install the 3 upper bolts which are used to secure the 2 surge tank stays and throttle body bracket.

   Torque: 21 N*m (214 kgf*cm, 16 ft.*lbf) 

4. Install the 3 wire harness clamps and hose clamp.
5. Connect the throttle motor connector.
6. Connect the 2 VSV connectors.
7. Connect the ventilation hose.
8. Connect the fuel vapor feed hose.
9. Connect the water by-pass hose No. 4.
10. Connect the water by-pass hose No. 5.

Torque: 3.9 N*m (40 kgf*cm, 35 in.*lbf)