Section 2 (Engine Intake System (Induction) And Turbocharger (WRX-STI)): Turbocharger: Removal

WARNING: This page is about a different variant/trim than selected.

Disconnect the ground cable from battery.
Drain approximately 3.0 L (3.2 US qt, 2.6 Imp qt) of coolant. < Ref. to DRAINING OF ENGINE COOLANT , REPLACEMENT, Engine Coolant. >
Lower the vehicle.
Remove the intercooler. < Ref. to REMOVAL , Intercooler. >
Remove the intercooler stay RH No. 2.

Fig 1: Locating Intercooler Stay Bolts RH No. 2
Courtesy of SUBARU OF AMERICA, INC.
Remove the center exhaust pipe. < Ref. to REMOVAL , Center Exhaust Pipe. >
Lower the vehicle.
Remove the joint pipe from the turbocharger.

Fig 2: Locating Turbocharger Joint Pipe Bolts
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the engine coolant hose from the upper side of the water pipe.

Fig 3: Locating Engine Coolant Hose Bolts
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the air control hose (A), and loosen the clamp holding the intake duct to the turbocharger.

Fig 4: Locating Air Control Hose
Courtesy of SUBARU OF AMERICA, INC.
Remove the oil inlet pipe from the turbocharger.
CAUTION: In order to prevent damaging the oil pipe on the cylinder head side, fix the section (a) shown in the figure when loosing the oil inlet pipe flare nut, and avoid the part from rotating together while loosening the nut.

Fig 5: Identifying Oil Inlet Pipe Flare Nut
Courtesy of SUBARU OF AMERICA, INC.

Fig 6: Locating Turbocharger Bolts
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the engine coolant hose from the lower side of the water pipe.

Fig 7: Locating Engine Coolant Hose
Courtesy of SUBARU OF AMERICA, INC.
Disconnect the oil outlet hose from the oil outlet pipe, and remove the turbocharger.

Fig 8: Locating Oil Outlet Hose Clip
Courtesy of SUBARU OF AMERICA, INC.
Remove the turbocharger stay.

Fig 9: Removing Turbocharger Stay
Courtesy of SUBARU OF AMERICA, INC.