Suzuki Grand Vitara 99011-66J22-03E User Manual

Page 234

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9-27

INSPECTION AND MAINTENANCE

66J22-03E

Measuring air pressure
Use the following steps to achieve proper
tire inflation:
1) Identify the recommended tire pressure

on the vehicle’s Tire and Loading Infor-
mation Label or in the owner’s manual.

2) Remove the valve cap from the tire

valve stem.

3) Using a reliable pressure gauge, mea-

sure the tire inflation pressure by press-
ing the tire gauge firmly onto the valve
to get a pressure measurement.
Remember that inflation pressures
should be checked when the tires are
“cold”, meaning before they have been
driven one mile or after sitting for three
hours or more allowing the tire to cool
to ambient air temperature.

4) If the air pressure is too high, slowly

release the air by pressing on the tire
valve stem with the edge of the tire
gauge until you reach the correct pres-
sure.

5) If the air pressure is too low, fill the tire

with air at a service station until it
reaches the recommended pressure.

6) Make sure all tires have the same air

pressure (unless the owner’s manual
indicates otherwise).

Tire Inspection

Inspect your vehicle’s tires at least once a
month by performing the following checks:
1) Measure the air pressure with a tire

gauge. Adjust the pressure if neces-
sary. Remember to check the spare
tire, too. Refer to the “Measuring Air
Pressure” section.

54G136

(1) Tread wear indicator
(2) Indicator location mark

2) Check that the depth of the tread

groove is more than 1.6 mm (0.06 in.).
To help you check this, the tires have
molded-in tread wear indicators in the
grooves. When the indicators appear
on the tread surface, the remaining
depth of the tread is 1.6 mm (0.06 in.)
or less and the tire should be replaced.

3) Check for abnormal wear, cracks and

damage. Any tires with cracks or other

WARNING

• Air pressures should be checked

when the tires are cold or you may
get inaccurate readings.

• Check the inflation pressure from

time to time while inflating the tire
gradually, until the specified pres-
sure is obtained.

• Never underinflate or overinflate

the tires.
Underinflation can cause unusual
handling characteristics or can
cause the rim to slip on the tire
bead, resulting in an accident or
damage to the tire or rim.
Underinflation can also cause tires
to overheat, leading to tire failure.
Overinflation can cause the tire to
burst, resulting in personal injury.
Overinflation can also cause
unusual handling characteristics
which may result in an accident.

Tires: 6

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