Manifold Absolute Pressure Sensor: Removal

Disconnect the ground cable from battery.

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Remove the air intake boot assembly. Ref. to REMOVAL , Air Intake Boot.
Disconnect the connector from the manifold absolute pressure sensor and remove the manifold absolute pressure sensor from throttle body.

Fig 2: Locating Manifold Absolute Pressure Sensor Connector
Courtesy of SUBARU OF AMERICA, INC.