Throttle Body: Removal

DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
DRAIN ENGINE COOLANT (See REPLACEMENT )
REMOVE CYLINDER HEAD COVER NO. 2 (See REMOVAL )
REMOVE AIR CLEANER CAP SUB-ASSEMBLY WITH AIR CLEANER HOSE NO. 1
1. Disconnect fuel vapor feed hose No. 1 and fuel vapor feed hose No. 2 from the vacuum switching valve assembly.
2. Disconnect the vacuum switching valve assembly connector and wire harness clamp.
  
  Fig 1: Locating Vacuum Switching Valve Assembly Connector & Wire Harness Clamp
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Disconnect ventilation hose No. 2.
  
  Fig 2: Locating Ventilation Hose No. 2
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Disconnect the wire harness clamp and mass air flow meter connector.
  
  Fig 3: Locating Wire Harness Clamp & Mass Air Flow Meter Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
5. Loosen the hose clamp, unlock the air cleaner assembly clamp and remove air cleaner cap sub-assembly with air cleaner hose No. 1.
  
  Fig 4: Locating Air Cleaner Assembly Clamp
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
DISCONNECT WATER BY-PASS HOSE
1. Disconnect the water by-pass hose.
  
  Fig 5: Locating Water By-Pass Hose
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
DISCONNECT WATER BY-PASS HOSE NO. 2
1. Disconnect water by-pass hose No. 2.
  
  Fig 6: Locating Water By-Pass Hose No 2
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE THROTTLE WITH MOTOR BODY ASSEMBLY
1. Disconnect the throttle with motor body assembly connector.
2. Remove the nut and remove the wire harness with bracket.
  
  Fig 7: Locating Wire Harness Bracket Nut
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Remove the 2 nuts and remove the water filler sub-assembly with hose.
  
  Fig 8: Locating Water Filler Sub-Assembly Nuts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Remove the bolt and 3 nuts and remove the throttle with motor body assembly.
  
  Fig 9: Locating Throttle Bolt & Nuts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
5. Remove the gasket from the intake manifold.
  
  Fig 10: Locating Intake Manifold Gasket
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002