Throttle Body: Removal

Disconnect the ground cable from the battery.

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Remove the air intake chamber. <Ref. to REMOVAL , Air Intake Chamber. >
Disconnect the connectors from throttle position sensor and manifold absolute pressure sensor.
Disconnect the engine coolant hoses from throttle body.
Remove the bolts which install throttle body to the intake manifold.

Fig 2: Identifying Throttle Position Sensor, Manifold Absolute Pressure Sensor And Engine Coolant Hoses
Courtesy of SUBARU OF AMERICA, INC.