Waste Gate Actuator

WARNING: This page is about a different car, the 2013 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

Remove the collector cover.
Remove the intercooler. < Refer to REMOVAL , Intercooler. >
Remove the turbocharger upper cover.

Fig 1: Identifying Turbocharger Upper Cover Components
Courtesy of SUBARU OF AMERICA, INC.
Remove the boost hose (B) from the waste gate actuator (A) of the turbocharger, and connect the Mighty Vac to the waste gate actuator (A).

Fig 2: Identifying Waste Gate Actuator, Boost Hose, Control Rod And Control Rod Stroke
Courtesy of SUBARU OF AMERICA, INC.
Pressurize slowly with the Mighty Vac, and check the pressure when the control rod stroke (D) becomes 1 mm (0.04 in). If it is not within the standard, replace the turbocharger assembly.
CAUTION: Do not pressurize over 56.0 kPa (0.57 kgf/cm² , 8.12 psi) to prevent damaging the waste gate actuator.

Operating pressure (control rod stroke 1 mm (0.04 in)):

Standard

44.0 - 46.6 kPa

(0.45 - 0.48 kgf/cm ² , 6.38 - 6.76 psi)
After inspection, install the related parts in the reverse order of removal.
Tightening torque:

7.5 N.m (0.8 kgf-m, 5.5 ft-lb)