Vacuum Sensor Assembly (FA20): Removal

Disconnection of battery ground terminal (Refer to WORKING PRECAUTIONS AND NOTES )
Removal of engine cover sub-assembly No. 1 (Refer to REMOVAL )
Removal of air pressure sensor assembly
1. Disconnect the connector for air pressure sensor assembly.
  
  Fig 1: Locating Air Pressure Sensor Assembly Connector
  Courtesy of SUBARU OF AMERICA, INC.
2. Remove the bolt, and remove the air pressure sensor assembly.
  
  Fig 2: Locating Air Pressure Sensor Assembly Mounting Bolt
  Courtesy of SUBARU OF AMERICA, INC.
3. Remove the O-ring from the air pressure sensor assembly.
  
  Fig 3: Locating Air Pressure Sensor Assembly O-Ring
  Courtesy of SUBARU OF AMERICA, INC.