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minimum of three hours. The cold tire infla-
maintaining correct tire inflation pressure is
Tire Repair
tion pressure must not exceed the maximum
very important. Increased tire pressure and
If your tire becomes damaged, it may be
inflation pressure molded into the tire side-
reduced vehicle loading may be required for
repaired if it meets the following criteria:
wall.
high-speed vehicle operation. Refer to an
authorized tire dealer or original equipment
The tire has not been driven on when flat.
Check tire pressures more often if subject to
vehicle dealer for recommended safe oper-
a wide range of outdoor temperatures, as tire
The damage is only on the tread section of
ating speeds, loading and cold tire inflation
pressures vary with temperature changes.
your tire (sidewall damage is not repair-
pressures.
able).
Tire pressures change by approximately 1 psi
WARNING!
(7 kPa) per 12°F (7°C) of air temperature
The puncture is no greater than a ¼ of an
change. Keep this in mind when checking
High speed driving with your vehicle under
inch (6 mm).
tire pressure inside a garage, especially in
maximum load is dangerous. The added
Consult an authorized tire dealer for tire
the Winter.
strain on your tires could cause them to
repairs and additional information.
fail. You could have a serious collision. Do
Example: If garage temperature
=
68°F
not drive a vehicle loaded to the maximum
Damaged Run Flat tires, or Run Flat tires
(20°C) and the outside temperature = 32°F
capacity at continuous speeds above
that have experienced a loss of pressure
(0°C) then the cold tire inflation pressure
75 mph (120 km/h).
should be replaced immediately with another
should be increased by 3 psi (21 kPa), which
Run Flat tire of identical size and service
equals 1 psi (7 kPa) for every 12°F (7°C) for
description (Load Index and Speed Symbol).
this outside temperature condition.
Radial Ply Tires
Run Flat Tires — If Equipped
Tire pressure may increase from 2 to 6 psi
WARNING!
(13 to 40 kPa) during operation. DO NOT
Run Flat tires allow you the capability to
reduce this normal pressure build up or your
Combining radial ply tires with other types
drive 50 miles (80 km) at 50 mph (80 km/h)
of tires on your vehicle will cause your
tire pressure will be too low.
after a rapid loss of inflation pressure. This
vehicle to handle poorly. The instability
rapid loss of inflation is referred to as the
Tire Pressures For High Speed Operation
could cause a collision. Always use radial
Run Flat mode. A Run Flat mode occurs
ply tires in sets of four. Never combine
The manufacturer advocates driving at safe
when the tire inflation pressure is of/or below
them with other types of tires.
speeds and within posted speed limits.
14 psi (96 kPa). Once a Run Flat tire reaches
Where speed limits or conditions are such
that the vehicle can be driven at high speeds,
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