Throttle Body: Removal

DISCONNECT BATTERY NEGATIVE TERMINAL
DRAIN ENGINE COOLANT (See ON-VEHICLE INSPECTION )
REMOVE CYLINDER HEAD COVER NO. 2
1. Remove the 2 nuts and 2 clips, then remove the cylinder head cover No. 2.
  
  Fig 1: Identifying Cylinder Head Cover No. 2
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE AIR CLEANER CAP SUB-ASSEMBLY
1. Disconnect the mass air flow meter connector [A].
2. Disconnect the VSV connector [B].
3. Remove the 2 wire harness clamps [C].
4. Disconnect the fuel vapor feed hose No. 1 [D] from the VSV.
5. Disconnect the fuel vapor feed hose No. 3 [E] from the VSV.
6. Disconnect the ventilation hose No. 1 from the cylinder head cover.
  
  Fig 4: Identifying Ventilation Hose No. 1 To Cylinder Head Cover
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
7. Loosen the hose clamp bolt and air cleaner hose No. 1.
  
  Fig 5: Identifying Hose Clamp Bolt And Air Cleaner Hose No. 1
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
8. Remove the air cleaner cap together with the air cleaner hose.
  
  Fig 6: Identifying Air Cleaner Cap Together With Air Cleaner Hose
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE THROTTLE BODY ASSEMBLY
1. Disconnect the throttle control motor connector.
  
  Fig 7: Identifying Throttle Control Motor Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Disconnect the water by-pass hose [B] from the throttle body.
3. Disconnect the water by-pass hose No. 2 [C] from the throttle body.
4. Remove the 2 bolts and 2 nuts, then remove the throttle body.
  
  Fig 9: Identifying Throttle Body
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
5. Remove the gasket from the intake manifold.
  
  Fig 10: Identifying Gasket From Intake Manifold
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002