
Maintenance and service
11 - 3 3
– CONTINUED –
Tire wear varies from wheel to wheel. To
maximize the life of each tire and ensure
that the tires wear uniformly, it is best to
rotate the tires every 7,500 miles (12,500
km). Rotating the tires involves switching
the front and rear tires on the right-hand
side of the vehicle and similarly switching
the front and rear tires on the left-hand
side of the vehicle. (Each tire must be kept
on its original side of the vehicle.)
Replace any damaged or unevenly worn
tire at the time of rotation. After tire rota-
tion, adjust the tire pressures and make
sure the wheel nuts are correctly tight-
ened.
After driving approximately 600 miles
(1,000 km), check the wheel nuts again
and retighten any nut that has become
loose. „Tire replacementThe wheels and tires are important and in-
tegral parts of your vehicle’s design; they
cannot be changed arbitrarily. The tires fit-
ted as standard equipment are optimally
matched to the characteristics of the vehi-
cle and were selected to give the best pos-
sible combination of running performance,
ride comfort, and service life. It is essential
for every tire to have a size and construc-
tion matching those shown on the tire placard and to have a speed symbol and
load index matching those shown on the
tire placard.
Using tires of a non-specified size detracts
from controllability, ride comfort, braking
performance, speedometer accuracy and
odometer accuracy. It also creates incor-
rect body-to-tire clearances and inappro-
priately changes the vehicle’s ground
clearance.
All four tires must be the same in terms of
manufacturer, brand (tread pattern), con-
struction, and size. You are advised to re-
place the tires with new ones that are
identical to those fitted as standard equip-
ment.
For safe vehicle operation, SUBARU rec-
ommends replacing all four tires at the
same time.
„
Wheel replacementWhen replacing wheels due, for example,
to damage, make sure the replacement
wheels match the specifications of the
wheels that are fitted as standard equip-
ment. Replacement wheels are available
from SUBARU dealers. yAll four tires must be the same in
terms of manufacturer, brand
(tread pattern), construction, de-
gree of wear, speed symbol, load
index and size. Mixing tires of dif-
ferent types, sizes or degrees of
wear can result in damage to vehi-
cle’s power train. Use of different
types or sizes of tires can also
dangerously reduce controllabili-
ty and braking performance and
can lead to an accident. yUse only radial tires. Do not use
radial tires together with belted
bias tires and/or bias-ply tires. Do-
ing so can dangerously reduce
controllability, resulting in an ac-
cident.
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13-2
Consumer information and Reporting safety defects
Consumer information and Reporting safety defects
For U.S.A.
The following information has been com-
piled according to Code of Federal Regu-
lations “Title 49, Part 575”.
Tire information „Tire labelingMany markings (e.g. Tire size, Tire
Identification Number or TIN) are
placed on the sidewall of a tire by tire
manufacturers. These marking can
provide you with useful information on
the tire. T
Tire size
Your vehicle comes equipped with P-
Metric tire size. It is important to un-
derstand the sizing system in select-
ing the proper tire for your vehicles.
Here is a brief review of the tire sizing
system with a breakdown of its indi-
vidual elements.
V
P Metric
With the P-Metric system, Section
Width is measured in millimeters. To
convert millimeters into inches, divide
by 25.4. The Aspect Ratio (Section
Height divided by Section Width)
helps provide more dimensional infor-
mation about the tire size. Example:
(1) P = Certain tire type used on light
duty vehicles such as passenger cars
(2) Section Width in millimeters
(3) Aspect Ratio (= section height
÷
section width).
(4) R = Radial Construction
(5) Rim diameter in inches
V
Load and Speed Rating Descrip-
tions
The load and speed rating descrip-
tions will appear following the size
designation.
They provide two important facts
about the tire. First, the number des-
ignation is its load index. Second, the
letter designation indicates the tire’s
speed rating.
Example:
(6) Load Index: A numerical codeP 215 / 60 R 16(1) (2) (3) (4) (5)P 215 / 60 R 16 94 H
Size designation (6) (7)
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Consumer information and Reporting safety defects
13-3
– CONTINUED –
which specifies the maximum load a
tire can carry at the speed indicated
by its speed symbol, at maximum in-
flation pressure.
For example, “94” means 1,477 lbs
(670 kg).(7) Speed Rating: An alphabetical
system describing a tire’s capability to
travel at established and predeter-
mined speeds.
For example, “H” means 130 mph
(210 km/h)
T
Tire Identification Number (TIN)
Tire Identification Number (TIN) is
marked on the intended outboard
sidewall. The TIN is composed of four
groups. Here is a brief review of the
TIN with a breakdown of its individual
elements. (1) Manufacturer’s Identification
Mark
(2) Tire Size
(3) Tire Type Code
(4) Date of Manufacture
The first two figures identify the week,
starting with “01” to represent the first
full week of the calendar year; the
second two figures represent the
year. For example, 0101 means the
1st week of 2001.
T
Other markings
The following makings are also
placed on the sidewall.
V
Maximum permissible inflation
pressure
The maximum cold inflation pressure
to which this tire may be inflated. For
example, “300 kpa (44 PSI) MAX.
PRESS”
V
Maximum load rating
The load rating at the maximum per-
missible weight load for this tire. For
example, “MAX. LOAD 670 kg (1477
LBS) @ 300 kpa (44 PSI) MAX.
PRESS.”
Load indices apply only to the
tire, not to the vehicle. Putting a
load rated tire on any vehicle
does not mean the vehicle can
be loaded up to the tire’s rated
load.
ySpeed ratings apply only to
the tire, not to the vehicle. Put-
ting a speed rated tire on any
vehicle does not mean the ve-
hicle can be operated at the
tire’s rated speed. yThe speed rating is void if the
tires are worn out, damaged,
repaired, retreaded, or other-
wise altered from their original
condition. If tires are repaired,
retreaded, or otherwise al-
tered, they may not be suitable
for original equipment tire de-
signed loads and speeds.
DOT XX XX XXX XXXX
(1) (2) (3)(4)
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