Impreza WRX STI F4-2.5L Turbo (2008)
3) If out of specification, perform the procedures below to adjust.
4) Remove the stop light switch.
5) Loosen the lock nut of the brake booster operating rod, and rotate the rod to adjust the pedal height L to be within the standard value.
6) Tighten the lock nut.
Tightening torque: 22 Nm (2.2 kgf-m, 16.2 ft. lbs.)
7) Install the stop light switch.