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Vehicle specifications
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Typical DOT and Tire Identification Number (TIN)
DOT symbol
*
Tire Identification Number
(TIN)
Tire manufacturer’s identifica-
tion mark
Tire size code
Manufacturer’s optional tire
type code (3 or 4 letters)
Manufacturing week
Manufacturing year
*: The DOT symbol certifiesthat the tire conforms to
applicable Federal Motor
Vehicle Safety Standards.
Maximum cold tire inflation pressure ( P. 647)
This means the pressure to which a tire may be inflated.
TUBELESS or TUBE TYPE
A tubeless tire does not have a tube and air is directly put into the
tire. A tube type tire has a tube inside the tire and the tube main-
tains the air pressure.
Radial tires or bias-ply tires
A radial tire has “RADIAL” on the sidewall. A tire not marked “RADIAL”
is a bias-ply tire.
CTH61AS008

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Warning: The temperature grades of a tire assume that it is properly
inflated and not overloaded.
Excessive speed, underinflation, or
excessive loading, either sepa-
rately or in combination, can caus e heat buildup and possible tire fail-
ure.
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation
pressure Tire 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
pressure The maximum cold inflated
pressure to which a
tire may be inflated, s hown on the sidewall of
the tire
Recommended
inflation pressure Cold tire inflation pressure recommended by a
manufacturer.
Accessory weight The combined weight (in excess of those stan-
dard items which may be replaced) of auto-
matic transmission, 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 weight The 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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Tire related termMeaning
Vehicle normal load
on the tire The 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
Ta b l e 1
* below), and dividing by two
Weather side The surface area of the rim not covered by the
inflated tire
Bead The 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 separation A breakdown of the bond between components
in the bead
Bias ply tire A 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
Carcass The tire structure, except tread and sidewall
rubber which, when inflated, bears the load
Chunking The breaking away of pieces of the tread or
sidewall
Cord The strands forming the plies in the tire
Cord separation The parting of cords from adjacent rubber com-
pounds
Cracking Any parting within the tread, sidewall, or inner-
liner of the tire extending 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

660 6-1. Specifications
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Tire related termMeaning
Extra load tire A 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
Innerliner The layer(s) forming the inside surface of a
tubeless tire that contains the inflating medium
within the tire
Innerliner separation The 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 an asymmet-
rical tire that has a particular side that must
always face outward when mounted on a vehi-
cle
Light truck (LT) tire A tire designated by its manufacturer as prima-
rily intended for use on lightweight trucks or
multipurpose passenger vehicles
Load rating The maximum load that a tire is rated to carry
for a given inflation pressure
Maximum load rating The load rating for a tire at the maximum per-
missible inflation pressure for that tire
Maximum permissible
inflation pressure The maximum cold inflation pressure to which
a tire may be inflated
Measuring rim The rim on which a tire is fitted for physical
dimension requirements
Open splice Any 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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Tire related termMeaning
Overall width The 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 tire A 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 separation A parting of rubber compound between adja-
cent plies
Pneumatic tire A 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 tire A 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 tire A tire designed to operate at higher loads and
at higher inflation pressures than the corre-
sponding standard tire
Section width The linear distance between the exteriors of
the sidewalls of an inflated tire, excluding ele-
vations due to labeling, decoration, or protec-
tive bands
Sidewall That portion of a tire between the tread and
bead
Sidewall separation The parting of the rubber compound from the
cord material in the sidewall

693
Alphabetical index
4RUNNER_U
Electronic key
If your electronic key battery is depleted...... 557, 625
Emergency flashers Switch ................................... 582
Emergency, in case of
If the electronic key does not operate properly ........... 625
If the engine will not start...... 620
If the shift lever cannot be
shifted from P ..................... 622
If the vehicle has a
discharged battery ............ 627
If the warning buzzer sounds ............................... 591
If the warning light turns on .............................. 591
If you cannot operate back
door opener........................ 624
If you have a flat tire ............ 607
If you lose your keys............. 623
If you think something is wrong ................................. 589
If your vehicle becomes stuck................................... 634
If your vehicle has to be stopped in an emergency... 635
If your vehicle needs to be
towed ................................. 583
If your vehicle overheats ...... 631
Engine
Compartment........................ 526
Engine switch ............... 170, 173
Hood ..................................... 525
How to start the engine .................. 170, 173
Identification number ............ 639
If the engine will not start...... 620
Ignition switch ............... 170, 173
Overheating .......................... 631 Engine compartment cover.....527
Engine coolant
Capacity ................................643
Checking ...............................531
Preparing and checking before winter .......................290
Engine coolan t temperature
gauge ......................................186
Engine immobilizer system.....113
Engine oil
Capacity ................................641
Checking ...............................528
Preparing and checking before winter .......................290
Engine switch ...................170, 173
Event data recorder ...................26
Floor mat...................................478
Fluid
Brake .....................................533
Power steering ......................535
Washer ..................................540
Fog lights Replacing light bulbs .............570
Switch....................................209
Wattage .................................648
Four-wheel drive
system ............................236, 241
Front passenger occupant classification system ............136
Front passenger’s seat belt reminder light .................595
Front seats
Adjustment ..............................68
Front side marker light Replacing light bulbs .............570
Switch....................................203
Wattage .................................648
Front turn signal lights
Replacing light bulbs .............570
Switch....................................183
Wattage .................................648E
F

697
Alphabetical index
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Safety Connect ........................ 499
Seat belts
Adjusting the seat belt ............ 86
Automatic Locking
Retractor .............................. 88
Child restraint system
installation .......................... 146
Cleaning and maintaining the seat belts...................... 512
Emergency Locking Retractor .............................. 88
How to wear your seat belt ..... 86
How your child should wear
the seat belt ......................... 89
Pregnant women,
proper seat belt use ............. 88
Reminder light ...................... 595
Seat belt extenders ................ 89
Seat belt pretensioners .......... 87
Seat heaters ............................. 474
Seating capacity ...................... 288
Seats Adjustment ....................... 68, 72
Adjustment precautions .... 71, 82
Child seats/child restraint system installation.............. 146
Cleaning ............................... 511
Head restraints ....................... 83
Properly sitting in the seat .... 119
Seat heaters ......................... 474
Service reminder
indicators .............................. 193 Shift lever
Automatic transmission .........179
Front-wheel drive ..................236
If the shift lever cannot be shifted from P......................622
Shift lock system .....................622
Side airbags..............................121
Side marker lights Replacing light bulbs .............570
Switch....................................203
Wattage .................................648
Side mirrors
Adjusting and folding ...............96
Slide deck .................................489
Smart key system Entry function ..........................35
Starting the engine ................173
“SOS” button............................499
Spare tire
Inflation pressure...................647
Storage location ....................607
Spark plug ................................643
Specifications...........................638
Speech command switch ........413
Speedometer ............................186
Steering
Column lock release......171, 176
Fluid ......................................535
Steering wheel Adjustment ..............................93
Audio switches ......................385
Stop lights Replacing light bulbs .............570
Wattage .................................648S

698 Alphabetical index
4RUNNER_U
Storage compartment ..............488
Storage feature.........................444
Storage precautions ................286
StuckIf your vehicle becomes stuck ...................................634
Sun visors.................................457
Sunshade Roof....................................... 105
Switch Emergency flasher switch ..... 582
Engine switch ................170, 173
Fog light switch ..................... 209
Hazard light switch ................582
Ignition switch................170, 173
Light switches........................ 203
Power back window switch ...101
Power door lock switch ...........54
Power window switch ..............98
Rear window wiper and washer switch ..................... 214
Window lock switch ................. 98
Wiper and washer switch ......211 Tachometer
Tachometer ........................... 186
Tail lights
Replacing light bulbs ............. 570
Switch ................................... 203
Wattage................................. 648
Talk switch ............................... 413
Telephone switch..................... 413
Theft deterrent system Alarm..................................... 116
Engine immobilizer system ... 113
Tire inflation pressure ............. 548
Tire information
Glossary ................................ 657
Size ....................................... 654
Tire identification number...... 653
Uniform tire quality grading ... 655
Tires
Chains ................................... 290
Checking ............................... 542
If you have a flat tire.............. 607
Inflation pressure .................. 548
Inflation pressure sensor....... 542
Information ............................ 652
Replacing .............................. 607
Rotating tires ......................... 542
Size ....................................... 647
Snow tires ............................. 290
Spare tire .............................. 607
Tissue pocket ........................... 448
Tools ......................................... 607
Total load capacity .................. 288
Towing Dinghy towing ....................... 313
Emergency towing ................ 583
Trailer towing ........................ 295
TRAC ......................................... 268
Traction control ....................... 268
Trip information ....................... 199
Trip meter ................................. 186T