Throttle Body: Removal

DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
REMOVE NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY (for 4WD and Pre-Runner)
DRAIN ENGINE COOLANT (See REPLACEMENT )
REMOVE INTAKE AIR CONNECTOR
1. Disconnect the pressure sensor connector.
2. Disengage the wire harness clamp.
3. Disconnect the vacuum hose.
  
  Fig 1: Disconnecting Pressure Sensor Connector
  Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
4. Disconnect the No. 2 ventilation hose.
  
  Fig 2: Connecting Ventilation Hose
  Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
5. Disconnect the vacuum hose.
  
  Fig 3: Connecting Vacuum Hose
  Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
6. Loosen the 2 hose clamp bolts.
7. Remove the 3 bolts, then remove the intake air connector.
  
  Fig 4: Installing Intake Air Connector With Bolts
  Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
REMOVE THROTTLE WITH MOTOR BODY ASSEMBLY
1. Disconnect the water by-pass hose.
2. Disconnect the No. 2 water by-pass hose.
3. Disconnect the throttle motor connector.
  
  Fig 5: Connecting Water By-Pass Hose
  Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
4. Remove the 2 bolts and 2 nuts, then remove the throttle with motor body.
  
  Fig 6: Installing Throttle With Motor Body With Bolts And Nuts
  Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
5. Remove the gasket from the intake manifold.
  
  Fig 7: Installing Gasket Onto Intake Manifold
  Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.