CAUTION:
When replacing the turbocharger, check the filter part of union screw for clogging. 
1. Install the turbocharger stay.
Tightening torque:
T1: 33 N·m (3.4 kgf-m, 24.3 ft-lb)
T2: 42.5 N·m (4.3 kgf-m, 31.3 ft-lb)
|
(A) |
To cylinder head RH |
|
(B) |
To cylinder block RH |
2. Connect the oil outlet hose to the oil outlet pipe.
3. Connect the engine coolant hoses to the water pipe.
4. Temporarily tighten the bolts which secure the oil inlet pipe to the turbocharger. (except for WRX-SS model)
5. Temporarily tighten the flare nut of oil inlet pipe.
• Except for WRX-SS model
• WRX-SS model
6. Tighten the bolts which secure the oil inlet pipe to the turbocharger. (except for WRX-SS model)
7. Tighten the oil inlet pipe of turbocharger.
CAUTION:
In order to prevent damaging the oil pipe on the cylinder head side, fix the section (a) shown in the figure when tightening the oil inlet pipe flare nut, and avoid the part from rotating together while tightening the nut.
• Except for WRX-SS model
Tightening torque:
T1: 16 N·m (1.6 kgf-m, 11.8 ft-lb)
T2: 20 N·m (2.0 kgf-m, 14.8 ft-lb)
• WRX-SS model
Tightening torque:
T1: 16 N·m (1.6 kgf-m, 11.8 ft-lb)
T2: 20 N·m (2.0 kgf-m, 14.8 ft-lb)
8. Tighten the bolts which hold the oil inlet pipe stay to the turbocharger. (except for WRX-SS model)
Tightening torque:
5 N·m (0.5 kgf-m, 3.7 ft-lb)
9. Connect the air control hose (A), and install the intake duct to the turbocharger.
Tightening torque:
3 N·m (0.3 kgf-m, 2.2 ft-lb)
• Except for WRX-SS model
• WRX-SS model
10. Connect the engine coolant hoses to the coolant filler tank.
11. Install the joint pipe to the turbocharger.
NOTE:
Replace the gasket with a new part.
Tightening torque:
42.5 N·m (4.3 kgf-m, 31.3 ft-lb)
12. Lift up the vehicle.
13. Install the center exhaust pipe.
14. Lower the vehicle.
15. Install the intercooler.
16. Connect the ground cable to battery.
17. Fill engine coolant.