Toyota Lexusc Owner's Handbook Manual page 587

IN CASE OF AN EMERGENCY
9. After changing the wheel, check the air pressure
of the replaced tire.
If the pressure of the replaced tire is low, drive slowly
to the nearest service station and fill to the correct
pressure.
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Do not forget to reinstall the tire valve cap as dirt and
moisture could get into the valve core and possibly
cause air leakage. If the cap is missing, put a new
one on as soon as possible.
10.Stow all the tools, jack and flat tire securely.
To stow the flat tire, install the inside spare tire cover
on the outer side of the spare tire cover. Put the flat
tire in the spare tire cover with the outer side facing
up and install the holding bracket.
tire clamp bolt clockwise with a jack handle and
adapter socket until you hear a click.
Turn the spare