Lexus IS220d 2012 Manual page 518

5-2. Steps to take in an emergency
Installing the spare tire
STEP 1
STEP 2 Install the spare tire and loosely tighten each wheel nut by
hand by approximately the same amount.
Vehicles with a compact spare tire
Vehicles with a full-size spare tire
492
IS250/220d/200d_EE
Remove any dirt or foreign
matter from the wheel contact
surface.
If foreign matter is on the wheel
contact surface, the wheel nuts
may loosen while the vehicle is
in motion, and the tire may
come off the vehicle.
Tighten the nuts until the
Tapered portion
tapered portion comes into
loose contact with the disc
wheel seat.
Disc wheel
seat
Turn the nuts until the washers
Washer
come into contact with the
wheel.
Wheel nut
Disc wheel