On-Vehicle Inspection

CHECK INTAKE AIR CONTROL VALVE ACTUATOR
1. Connect the vacuum pump to the actuator.
2. Apply a vacuum of 39.9 kPa (300 mmHg, 11.8 in.Hg) to the vacuum tank.
3. 1 minute after applying the vacuum, check that the rod's position is as it was before applying the vacuum.
  If the result is not as specified, replace the actuator.
  
  Fig 1: Connecting Vacuum Pump To Actuator
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002