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Throttle Body ASSY (2AZ-FE): Replacement

  1. DRAIN ENGINE COOLANT (See  COOLANT (2AZ-FE)  ) 
  2. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE (See  REPLACEMENT  ) 
  3. REMOVE THROTTLE BODY ASSY 
    1. Disconnect the throttle control motor & throttle position sensor connector.
    2. Disconnect the vacuum hose from the throttle body.
    3. Disconnect the 2 water by-pass hoses.
    4. Remove the 4 bolts, fuel pipe support and throttle body.
    5. Remove the gasket.
    Fig 1: Removing Fuel Pipe Support And Throttle Body
    G02596743Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSTALL THROTTLE BODY ASSY 
    1. Install a new gasket to the intake manifold, as shown in the illustration.
      Fig 2: Installing Gasket To Intake Manifold
      G02596744Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the throttle body and fuel pipe support with the 4 bolts.

      Torque: 30 Nm (305 kgf.cm, 22 ft.lbf) 

    3. Connect the 2 water by-pass hoses to the throttle body.
    4. Connect the throttle control motor & throttle position sensor connector.
    5. Connect the vacuum hose to the throttle body.
    Fig 3: Installing Throttle Body And Fuel Pipe Support
    G02596745Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE (See  REPLACEMENT  ) 
  6. ADD ENGINE COOLANT (See  COOLANT (2AZ-FE)  ) 
  7. CHECK FOR ENGINE COOLANT LEAKS (See  COOLING SYSTEM (2AZ-FE)  ) 
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