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Inflation pressure can decrease by one psi for every 10°F temperature drop Important
factors in tire care are:
• P roper inflation pressure
•
Proper vehicle loading
•
Proper vehicle maintenance
•
Regular inspection
•
Good driving habits
R
efer to your vehicle Owner’s Manual for additional tire safety and service advice.
TIRE PRESSURE BASICS
The combined effect of losing one psi per month over several months along with a one
psi decrease for every 10°F temperature drop could add up to a severe “run low”
condition; consequently, it is important to check your tires’ inflation pressure at least
once per month. Inflation pressure enables a tire to support its load; therefore, proper
inflation is critical.
HOW TO DETERMINE PROPER TIRE INFLATION PRESSURE
It is impossible to determine whether tires are properly inflated just by looking at them.
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It is important to check your tires using an accurate tire pressure gauge, which can be
purchased at your tire dealer or auto supply store.
Underinflation can overload tires. Check the inflation pressure every month, including for
th
e spare tire, to make sure it is up to specification. Check it again before long trips or
when carrying extra weight.
Look for FCA US LLC’s recommended inflation pressure listed on the Tire Information
P l
acard usually located on your vehicle’s door edge, door post, glove box, or inside the
trunk lid.
It is important to check your tires using an accurate tire pressure gauge, which can be
p u
rchased at your tire dealer or auto supply store.
Underinflation can overload tires. Check the inflation pressure every month, including for
t h
e spare tire, to make sure it’s up to specification. Check it again before long trips or
when carrying extra weight.
Look for FCA US LLC’s recommended inflation pressure listed on the Tire Information
P l
acard usually located on your vehicle’s door edge, door post, glove box, or inside the
trunk lid.
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USING A TIRE PRESSURE GAUGE
For accuracy, check your inflation pressure with a tire pressure gauge when tires are cold
for example, after being parked overnight. Driving heats up tires and causes an
inaccurate pressure reading.
To check inflation pressure with a tire pressure gauge:
1. R emove the tire valve cap.
2
. P lace the end of the tire pressure gauge over the valve.
CAUTION!
The inflation pressure shown on the sidewall of the tire is not the intended inflation
pressure for the vehicle. Always refer to the vehicle’s Tire Information Placard.
WARNING!
Driving on tires with insufficient inflation pressure is dangerous because it will cause
your tires to overheat. This can cause sudden tire failure, which may result in loss of
vehicle control and lead to serious personal injury or death.
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3. Press the tire pressure gauge straight and firmly and take a reading.
4. If needed, inflate and recheck the pressure with the tire pressure gauge.
5
. R eplace the valve cap.
RECOMMENDATIONS FOR SAFE TIRE INFLATION
• If you must inflate your tires when they are hot, add four pounds per square inch (4
psi) (28 kPa) above the recommended inflation pressure specification. Recheck the
inflation pressure when the tires are cold and adjust to the recommended inflation
pressure shown on the vehicle’s Tire Information Placard.
• N ever release air or nitrogen from a hot tire in order to reach the recommended cold
t
ire pressure. Normal driving causes tires to run hotter and inflation pressure to
increase. If you release pressure when your tires are hot, you may dangerously under -
inflate your tires. If your tires lose more than one pound per square inch (1 psi) per
m o
nth, the tire, the valve, or the wheel may be damaged. Consult an authorized Toyo
Tires® dealer for an inspection.
• O verinflation can cause the tire to be more susceptible to impact damage.
•
Overinflation or underinflation may adversely affect vehicle handling.
•
Remember to check your spare tire. Consult your vehicle Owner’s Manual for the
c
orrect inflation pressure and use of a “temporary use” spare tire. The inflation pres -
sure specified for a spare tire is typically different from that specified for your regular
t i
res.
• U se valve caps to keep valve cores clean and clear of debris and to help guard against
a
ir leakage.
VEHICLES EQUIPPED WITH TIRE PRESSURE MONITORING SYSTEMS (TPMS)
Even if your vehicle is equipped with a tire pressure monitoring system, you
should check your tire pressure at least once per month when the tires are cold
fo
r example, after being parked overnight. Tire pressure warning systems are
not a substitute for regular tire pressure maintenance.
WARNING!
Never inflate a tire unless it is secured to the vehicle or a tire mounting machine.
Inflating an unsecured tire is dangerous. If the tire bursts, it could be propelled into
the air with explosive force and cause serious personal injury or death.
WARNING!
If your vehicle is equipped with TPMS, read the vehicle Owner’s Manual regarding its
operation. Some TPMS systems do not alert you until the tires are significantly
underinflated, which could result in permanent tire damage and possible sudden tire
failure. In the event that your TPMS malfunction indicator lamp is displayed, you
should immediately pull over to a safe parking area and check your tires.
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The maximum speed of a vehicle is limited by the lowest-speed- rated tire on the car.
PROPER SELECTION OF TIRES
When tires need to be replaced, do not guess what tire is right for your vehicle. First look
at the vehicle Owner’s Manual or the Tire Information Placard. They tell you the size of
the tires that were on the vehicle as original equipment.
Replacement tires for any vehicle must be of a size, load range, and load capacity (by
in
flation) that is capable of supporting the same load as the vehicle’s Original Equipment
(OE) installed tires. Avoid installing used tires on a vehicle. There is no way to determine
what road hazards or abuse a previously owned tire may have incurred.
The following procedures concerning replacement tires must be followed:
• C onfirm that the load-carrying capacity is greater than or equal to the loadcarying
c
apacity of the OE tire size at the pressure indicated on the vehicle Tire Information
Placard.
• C arefully note any differences between recommendations for front and rear axle posi -
t
ions regarding the tire size and/or inflation pressure.
• T he speed rating must be equal to or greater than what is specified by the vehicle
m
anufacturer if the speed capability of the vehicle is to be maintained.
• T ires should be mounted on approved wheel widths. If changing tire sizes, check to
m
ake sure the wheel has adequate load and inflation pressure capacity.
• B ody and chassis clearance must be checked on the vehicle’s front and rear axles.
CAUTION!
A tire’s speed rating is void if the tire has been retreaded, damaged, abused, or
otherwise altered from its original condition. Thereafter, it should be treated as a
non-speed-rated tire. In addition, retreaded passenger and light truck tires are not
warranted by Toyo Tires® for any reason. Toyo Tires® speed ratings are voided for
retreaded tires.
WARNING!
• Failure to install tires with adequate load capacity will result in tire fatigue and
sudden tire failure. This could lead to loss of vehicle control, possibly resulting in
personal injury or death.
• C ertain vehicle performance parameters, including ride comfort and handling, may
b
e affected by substitute tire sizes. In some cases, particularly for SUVs and light
trucks, a failure to follow the vehicle manufacturer’s recommendations for tire
replacement could adversely affect the safe handling of the vehicle, possibly
resulting in a loss of vehicle control leading to personal injury or death.
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TIRE MIXING
• Toyo Tires® recommends that all four tires be of the same size, speed rating, and construction (radial or non-radial). In some cases the vehicle manufacturer may
require different sized tires for the front or rear axles. Never mix P-metric or European
Metric passenger tires with LT-metric tires on the same vehicle.
• M atch tire size designations in pairs on an axle, except during the temporary use of a
s
pare tire.
• I f two radial tires and two non-radial tires are used on a vehicle, put the radials on the
r
ear axle. If radial and non-radial tires are used on a vehicle equipped with dual rear
tires, the radial tires may be used on either axle.
SPEED-RATED TIRE
• If the vehicle Tire Information Placard and/or the vehicle Owner’s Manual specifies speed-rated tires, the replacement tires must have the same or higher speed rating to
maintain vehicle speed capability.
• I f a replacement tire has a lower speed capability than that specified by the vehicle
m
anufacturer, the vehicle’s speed must be restricted to that of the replacement tire.
Vehicle handling could also be affected. Consult the vehicle Owner’s Manual or tire
manufacturer for recommendations.
• I f tires with different speed ratings are used, it is recommended that the lower speed-
r
ated tires always be placed on the front axle. This is to prevent a potential oversteer
condition.
• E
xceeding the maximum bead seating pressure of 40 psi. Be absolutely certain
b
eads are fully seated before adjusting the inflation pressure to the level recom -
mended for vehicle operation.
Never put flammable substances in the tire/wheel assemblies at any time. Never put
a n
y flammable substance into a tire/wheel assembly and attempt to ignite it in order
to seat the beads.
CAUTION!
Driving your vehicle with an improper mix of tire sizes, constructions, and speed
ratings can be dangerous. Your car’s handling characteristics can be adversely
affected. You could have an accident resulting in serious personal injury or death.
Consult your vehicle Owner’s Manual or an authorized Toyo Tires® dealer for proper
tire replacement.
WARNING!
(Continued)
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TIRE WEAR – VISUAL CHECK
If you experience a blowout or a sudden tire failure, the following information should be
helpful:
• W hen the tire failure occurs, you may hear a loud noise, or feel a vibration, and/or the
v
ehicle may pull toward the side of the failed tire. Do not abruptly brake or turn.
• M aintain steady pressure on the accelerator pedal.
•
Hold the steering wheel firmly and steer to maintain your lane position.
•
Find a safe place to pull off the road and allow the vehicle to gradually decelerate.
A
pply light braking as required to stop safely.
WARNING!
Beware of Sudden Tire Vibration. A tire failure may lead to loss of vehicle control,
which could cause serious personal injury or death. Many tire failures are preceded by
vibration, bumps, bulges, or irregular wear. If while driving your vehicle you experience
any unusual vibration, pull, ride disturbance, or noise and/or you suspect possible
vehicle or tire damage, do not continue to drive. Pull over to a safe area as soon as
possible and inspect the tires for signs of bulges, blisters, or separations. Seek
roadside assistance or change the damaged tire with your spare tire.
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• Gradually pull over to the shoulder and come to a stop. Look for a damaged tire on your vehicle.
• S eek roadside assistance or change the damaged tire with your spare tire.
•
Have all of your tires and the vehicle thoroughly inspected by a tire professional.
TIRE ROTATION
The purpose for rotating tires is to achieve more uniform wear for all tires on a vehicle.
Your tires should be thoroughly examined on a lift by a tire dealer for any abnormalities.
If tires show uneven treadwear, ask the service person to check and/or correct any
vehicle wheel alignment or other mechanical problem before rotation.
The following rotation patterns are acceptable. Please refer to your vehicle Owner’s
M a
nual for rotation advice.
Full-size spare tires (not temporary spares) of the same size, construction, and speed
r a
ting may be used in a five-tire rotation pattern.
After rotation, check the inflation pressure of all the tires. The front and rear tire
p r
essures may vary according to the vehicle manufacturer’s specifications.