Throttle Body: Disassembly

REMOVE E.F.I. THROTTLE POSITION SENSOR
1. Remove the 2 screws, then remove the throttle position sensor.
  
  Fig 1: Removing Screws From Throttle Position Sensor
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE THROTTLE BODY IDLE AIR CONTROL VALVE ASSEMBLY
1. Remove the 3 screws [A], then remove the throttle body idling air control valve assembly.
2. Remove the gasket from the throttle body.
  
  Fig 2: Removing Screws From Throttle Body Idle Air Control Valve Assembly
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002