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Throttle Body: Installation

  1. INSTALL THROTTLE BODY 
    1. Install a new gasket onto the intake manifold.
      Fig 1: Identifying Gasket
      G04973377Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the throttle body and fuel pipe clamp with the 4 bolts.

      Torque: 30 N*m (305 kgf*cm, 22 ft.*lbf) 

      Fig 2: Identifying Throttle Body Bolts
      G05183831Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Connect the fuel tube into the clamp.
    4. Connect the wire harness clamp.
    5. Connect the throttle position sensor and control motor connector.
    6. Connect the No. 1 throttle body hose to the throttle body.
    7. Connect the No. 2 water by-pass hose to the throttle body.
    8. Connect the water by-pass hose to the throttle body.
      Fig 3: Identifying Water By-Pass Hose And Throttle Body Hose
      G05183830Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    9. Connect the purge line hose to the throttle body.
  2. INSTALL AIR CLEANER CAP 
    1. Install the air cleaner filter element onto the air cleaner case.
    2. Insert the hinge part of the air cleaner cap into the air cleaner case, then hang the 2 hook clamps.
      Fig 4: Identifying Hook Clamps
      G05183837Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Align the matchmarks of the No. 1 air cleaner hose and throttle body, and then connect the air cleaner hose No. 1 to the throttle body and unfasten the No. 1 air cleaner hose clamp.
      NOTE: Make sure that the hose clamp is at the correct angle.
      Fig 5: Identifying Air Cleaner Hose Clamp
      G05183838Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the purge line hose to the clamp.
    5. Connect the No. 2 ventilation hose to the air cleaner hose.
      Fig 6: Identifying Ventilation Hose And Purge Line Hose
      G05183827Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Install the 4 wire harness clamps.
    7. Connect the mass air flow meter connector.
    Fig 7: Identifying Purge VSV Connector And Wire Harness Clamps
    G05183826Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
  4. ADD ENGINE COOLANT  (See REPLACEMENT )
  5. CHECK FOR ENGINE COOLANT LEAKAGE  (See ON-VEHICLE INSPECTION )
  6. INSTALL NO. 1 ENGINE COVER 
    1. Install the cover with the 2 nuts.

      Torque: 7.0 N*m (71 kgf*cm, 62 in.*lbf) 

      Fig 8: Identifying Engine Cover Nuts
      G05183825Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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