Toyota Prius Owner's Manual page 533

STEP 6
Installing the spare tire
STEP 1
STEP 2
Install the tire and loosely tighten each wheel nut by hand by
approximately the same amount.
PRIUS_OM_OM47A19E_(EE)
5-2. Steps to take in an emergency
Remove all the wheel nuts and
the tire.
When resting the tire on the
ground, place the tire so that the
wheel design faces up to avoid
scratching the wheel surface.
ITO52P114
Remove any dirt or foreign mat-
ter from the wheel contact sur-
face.
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.
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