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512 6−1. Specifications
Warning: The temperature grades for this tire are established for a
tire that is properly inflated and not overloaded.
Excessive speed, underinflation, or
excessive loading, either sepa−
rately or in combination, can cause heat buildup and possible tire fail−
ure.
Glossary of tire terminology
Tire related term Meaning
Cold tire inflation
pressureTire pressure when the vehicle has been
parked for three hours or more, or has not
been driven more than 1 mile or 1.5 km under
that condition
Maximum inflation
pressureThe maximum cold inflated pressure to which a
tire may be inflated, shown on the sidewall of
the tire
Recommended
inflation pressureCold tire inflation pressure recommended by a
manufacturer.
Accessory weightThe combined weight (in excess of those stan−
dard items which may be replaced) of trans−
mission, power steering, power brakes, power
windows, power seats, radio and heater, to the
extent that these items are available as factory−
installed equipment (whether installed or not)
Curb weightThe weight of a motor vehicle with standard
equipment, including the maximum capacity of
fuel, oil and coolant, and if so equipped, air
conditioning and additional weight optional
engine
Maximum loaded
vehicle weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
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513
6−1. Specifications
6
Vehicle specifications
Tire related term Meaning
Normal occupant
weight150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
* that
follows
Occupant distributionDistribution of occupants in a vehicle as speci−
fied in the third column of Table 1
* below
Production options
weightThe combined weight of installed regular pro−
duction options weighing over 5 lb. (2.3 kg) in
excess of the standard items which they
replace, not previously considered in curb
weight or accessory weight, including heavy
duty brakes, ride levelers, roof rack, heavy duty
battery, and special trim
RimA metal support for a tire or a tire and tube
assembly upon which the tire beads are seated
Rim diameter
(Wheel diameter)Nominal diameter of the bead seat
Rim size designation Rim diameter and width
Rim type designationThe industry manufacturer ’s designation for a
rim by style or code
Rim width Nominal distance between rim flanges
Vehicle capacity
weight (Total load
capacity)The rated cargo and luggage load plus 150 lb.
(68 kg) times the vehicle’s designated seating
capacity
Vehicle maximum load
on the tire
The load on an individual tire that is determined
by distributing to each axle its share of the
maximum loaded vehicle weight, and dividing
by two
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514 6−1. Specifications
Tire related term Meaning
Vehicle normal load
on the tireThe load on an individual tire that is determined
by distributing to each axle its share of curb
weight, accessory weight, and normal occu−
pant weight (distributed in accordance with
Table 1
* below), and dividing it by two
Weather sideThe surface area of the rim not covered by the
inflated tire
BeadThe part of the tire that is made of steel wires,
wrapped or reinforced by ply cords and that is
shaped to fit the rim
Bead separationA breakdown of the bond between components
in the bead
Bias ply tireA pneumatic tire in which the ply cords that
extend to the beads are laid at alternate angles
substantially less than 90 degrees to the cen−
terline of the tread
CarcassThe tire structure, except tread and sidewall
rubber which, when inflated, bears the load
ChunkingThe breaking away of pieces of the tread or
sidewall
Cord The strands forming the plies in the tire
Cord separationThe parting of cords from adjacent rubber com−
pounds
CrackingAny parting within the tread, sidewall, or inner−
liner of the tire ext
ending to cord material
CT
A pneumatic tire with an inverted flange tire
and rim system in which the rim is designed
with rim flanges pointed radially inward and the
tire is designed to fit on the underside of the
rim in a manner that encloses the rim flanges
inside the air cavity of the tire
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515
6−1. Specifications
6
Vehicle specifications
Tire related term Meaning
Extra load tireA tire designed to operate at higher loads and
at higher inflation pressures than the corre−
sponding standard tire
Groove The space between two adjacent tread ribs
InnerlinerThe layer(s) forming the inside surface of a
tubeless tire that contains the inflating medium
within the tire
Innerliner separationThe parting of the innerliner from cord material
in the carcass
Intended outboard
sidewall(a)The sidewall that contains a whitewall, bears
white lettering, or bears manufacturer, brand,
and/or model name molding that is higher or
deeper than the same molding on the other
sidewall of the tire, or
(b)The outward facing sidewall of asymmetrical
tire that has a particular side that must always
face outward when mounted on a vehicle
Light truck (LT) tireA tire designated by its manufacturer as prima−
rily intended for use on lightweight trucks or
multipurpose passenger vehicles
Load ratingThe maximum load that a tire is rated to carry
for a given inflation pressure
Maximum load ratingThe load rating for a tire at the maximum per−
missible inflation pressure for that tire
Maximum permissible
inflation pressureThe maximum cold inflation pressure to which
a tire may be inflated
Measuring rimThe rim on which a tire is fitted for physical
dimension requirements
Open spliceAny parting at any junction of tread, sidewall, or
innerliner that extends to cord material
Outer diameter The overall diameter of an inflated new tire
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516 6−1. Specifications
Tire related term Meaning
Overall widthThe linear distance between the exteriors of
the sidewalls of an inflated tire, including eleva−
tions due to labeling, decorations, or protective
bands or ribs
Passenger car tireA tire intended for use on passenger cars, mul−
tipurpose passenger vehicles, and trucks, that
have a gross vehicle weight rating (GVWR) of
10,000 lb. or less
Ply A layer of rubber−coated parallel cords
Ply separationA parting of rubber compound between adja−
cent plies
Pneumatic tireA mechanical device made of rubber, chemi−
cals, fabric and steel or other materials, that,
when mounted on an automotive wheel, pro−
vides the traction and contains the gas or fluid
that sustains the load
Radial ply tireA pneumatic tire in which the ply cords that
extend to the beads are laid at substantially 90
degrees to the centerline of the tread
Reinforced tireA tire designed to operate at higher loads and
at higher inflation pressures than the corre−
sponding standard tire
Section widthThe linear distance between the exteriors of
the sidewalls of an inflated tire, excluding ele−
vations due to labeling, decoration, or protec−
tive bands
SidewallThat portion of a tire between the tread and
bead
Sidewall separation
The parting of the rubber compound from the
cord material in the sidewall
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517
6−1. Specifications
6
Vehicle specifications
*:Table 1 Occupant loading and distri bution for vehicle normal load
for various designated seating capacities
Tire related term Meaning
Snow tireA tire that attains a traction index equal to or
greater than 110, compared to the ASTM E−
1136 Standard Reference Test Tire, when
using the snow traction test as described in
ASTM F−1805−00, Standard Test Method for
Single Wheel Driving Traction in a Straight Line
on Snow−and Ice−Covered Surfaces, and which
is marked with an Alpine Symbol ( ) on at
least one sidewall
Te s t r i mThe rim on which a tire is fitted for testing, and
may be any rim listed as appropriate for use
with that tire
Tr ea dThat portion of a tire that comes into contact
with the road
Tread ribA tread section running circumferentially
around a tire
Tread separation Pulling away of the tread from the tire carcass
Treadwear indicators
(TWI)The projections within the principal grooves
designed to give a visual indication of the
degrees of wear of the tread
Wheel−holding fixtureThe fixture used to hold the wheel and tire
assembly securely
during testing
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518 6−1. Specifications
Designated seating
capacity, Number of
occupants
Vehicle normal load,
Number of occupantsOccupant distribution in
a normally loaded
vehicle
2 through 4 2 2 in front
5 through 10 32 in front, 1 in second
seat
11 through 15 52 in front, 1 in second
seat, 1 in third seat, 1
in fourth seat
16 through 20 72 in front, 2 in second
seat, 2 in third seat, 1
in fourth seat
Page 512 of 531
519
6
Vehicle specifications
6−2. Customization
Customizable features
ItemFunctionDefault settingCustomized
setting
Wireless
remote
control
(
P. 40)Wireless remote control ON OFF
Operation signal
(Emergency flashers)ON OFF
Open door warning
function
(when locking the vehi−
cle)ON OFF
Unlocking operationDriver ’s door
unlocked in one
step, all doors
unlocked in two
stepsAll doors
unlocked in one
step
Automatic door locking
function (if a door is not
opened after being
unlocked)ON OFF
Time elapsed before
automatic door lock
function is activated if
door is not opened after
being unlocked60 seconds30 seconds
120 seconds
Your vehicle includes a variety of electronic features that can be per
sonalized to your preferences.
Programming these preferences
requires specialized equipment and may be performed by an autho
rized Toyota dealership.
Some function settings are changed simultaneously with other functions
being customized. Contact your Toyota dealer for further details.