Subaru WRX 2015 Owner's Manual page 396

14. Use the wheel nut wrench to securely
tighten the wheel nuts to the specified
torque, following the tightening order in the
illustration.
For the wheel nut tightening torque, refer
to Tires 12-8. Never use your foot on
the wheel nut wrench or a pipe extension
on the wrench because you may exceed
the specified torque. Have the wheel nut
torque checked at the nearest automotive
service facility.
Except STI
15. Store the flat tire in the spare tire
compartment. For except STI models, put
in the spacer and tighten the attaching bolt
firmly.
Also store the jack, jack handle and wheel
nut wrench in their storage locations.
WARNING
. Never place a tire or tire changing
tools in the passenger compart-
ment after changing wheels. In a
sudden stop or collision, loose
equipment could strike occu-
pants and cause injury. Store
the tire and all tools in the proper
place.
In case of emergency/Flat tires
. When you store a flat tire, be sure
to set the rear seatback to the
upright position. If you fold down
the seatback, an accident or
injury may occur when the flat
tire suddenly moves.
CONTINUED
9-7