Throttle Body: Removal

DRAIN ENGINE COOLANT
DISCONNECT ACCELERATOR CABLE
REMOVE AIR CLEANER HOSE AND CAP
1. Loosen the 2 air cleaner hose clamp bolts.
2. Disconnect the air cleaner hose from the throttle body, and air cleaner cap.
REMOVE THROTTLE BODY
1. Disconnect the throttle position sensor connector.
2. Disconnect the IAC valve connector.
3. Disconnect the PCV hose from the throttle body.
  
  Fig 1: Disconnecting PCV Hose From Throttle Body
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Disconnect the 2 water bypass hoses.
  
  Fig 2: Disconnecting Water Bypass Hoses
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
5. Remove the bolt, 2 nuts, accelerator bracket and throttle body from the intake manifold.
6. Remove the throttle body gasket.
  
  Fig 3: Removing Accelerator Bracket And Throttle Body
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002