Throttle Body: Removal

Set the vehicle on a lift.
Remove the collector cover.
Disconnect the ground cable from the battery.

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Lift up the vehicle.
Remove the under cover.
Drain approximately 3.0 l (3.2 US qt, 2.6 lmp qt) of coolant. Refer to DRAINING OF ENGINE COOLANT , REPLACEMENT, Engine Coolant.
Remove the intercooler. Refer to REMOVAL , Intercooler.
Disconnect the connectors from the throttle position sensor.

Fig 2: Identifying Throttle Position Sensor Connector
Courtesy of SUBARU OF AMERICA, INC.
Remove the bolts which secure the air by-pass pipe and PCV pipe to the intake manifold, and loosen the clamp which connects the throttle body and duct.

Fig 3: Locating Air By-Pass Pipe Bolts
Courtesy of SUBARU OF AMERICA, INC.
Remove the duct from the throttle body.
Disconnect the engine coolant hoses from the throttle body.

Fig 4: Identifying Engine Coolant Hoses
Courtesy of SUBARU OF AMERICA, INC.
Remove the bolts which secure the throttle body to the intake manifold, and remove the throttle body.