Knock Sensor: Installation

1. Install the 2 knock sensors so that it is horizontal as shown in the illustration. Then install the 2 bolts.

   Torque: 20 N*m (199 kgf*cm, 15 ft.*lbf) 

   HINT:

   It is acceptable for the sensor to be tilted 5°.

   Fig 1: Identifying Knock Control Sensor Angle

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Connect the 2 knock sensor connectors.
Fig 2: Locating Knock Sensor Connectors
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1. Install the intake manifold with the 9 bolts, 2 nuts and 2 washers. Using several steps, tighten the bolts and nuts uniformly in the sequence shown in the illustration.

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

2. Retighten the water outlet mounting bolts and nuts.

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

3. Connect the 6 fuel injector connectors.
4. Install the ground cable with the nut.

   Torque: 8.4 N*m (86 kgf*cm, 74 in.*lbf) 

   Fig 3: Identifying Intake Manifold Nuts Tightening Sequence

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Connect the radiator hose inlet.
   Fig 4: Locating Radiator Hose Inlet

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1. Connect the heater water inlet hose.
   Fig 5: Locating Heater Water Inlet Hose

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1. Align the quick connector with the pipe, then push in the quick connector until the retainer makes a "click" sound to connect the fuel hose to the fuel pipe.
   NOTE:

   • Check that there are no scratches or foreign objects around the connected part of the quick connector and pipe before this work.
   • After connecting the fuel hose, confirm that it is securely connected by pulling the quick connector.
2. Install the fuel pipe clamp No.1.

1. Install a new gasket to the intake air surge tank.
   Fig 6: Aligning Quick Connector With Pipe

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Using a socket hexagon wrench 8 mm, install the intake manifold with the 4 bolts and 2 nuts . Using several steps, tighten the bolts and nuts uniformly in the sequence shown in the illustration.

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

3. Connect the ground cable connector.
   Fig 7: Locating Intake Manifold With Bolts And Nuts

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Install the surge tank stay No. 2 (A) with the 2 bolts.

   Torque: 20 N*m (199 kgf*cm, 14 ft.*lbf) 

5. Install the surge tank stay No. 1 (B) with the 2 bolts.

   Torque: 20 N*m (199 kgf*cm, 14 ft.*lbf) 

6. Install the engine hunger No. 1 (C) with the 2 bolts.

   Torque: 20 N*m (199 kgf*cm, 14 ft.*lbf) 

   Fig 8: Locating Engine Hunger No. 1 With Bolts

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
7. Connect the ventilation hose.
   Fig 9: Locating Ventilation Hose

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8. Connect the fuel vapor feed hose (A).
9. Connect the water by-pass hose No.3 (B).
10. Connect the water by-pass hose No.2 (C).
11. Connect the throttle motor connector (D).
    Fig 10: Locating Throttle Motor Connector And Water By-Pass Hose

    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Install the emission control valve set with the 2 nuts (A).

   Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf) 

2. Connect the fuel vapor feed hose No.2 (B).
3. Connect the fuel vapor feed hose No.1 (C).
4. Connect the wire harness clamp (D).
5. Connect the VSV connector (E).
   Fig 11: Locating Emission Control Valve Set With Nuts

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Some system need initialization when reconnecting the battery cable. (See INITIALIZATION )