TOYOTA 2011 Yaris Sedan - Manual (Page 326)

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5-2. Steps to take in an emergency
Installing the tire
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.
Install the tire and loosely tighten each wheel nut by hand by
approximately the same amount.
Replacing a steel wheel
Tighten the nuts until the tapered
portion comes into loose contact
with the disc wheel sheet.
Replacing an aluminum wheel
Tighten the nuts until the tapered
portion comes into loose contact
with the disc wheel sheet.
Tapered portion
Disc wheel
sheet
Tapered portion
Disc wheel
sheet