TOYOTA TUNDRA 2021 Owners Manual (in English)

5618-1. Specifications
8
Vehicle specifications
Cord separationThe parting of cords from adjacent rubber
compounds
CrackingAny 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
Extra load tire
A tire designed to operate at higher loads and
at higher inflation pressures than the corre-
sponding standard tire
GrooveThe 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 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 manufac-
turer, 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 asym- metrical tire that has a particular side that
must always face outward when mounted
on a vehicle
Light truck (LT) tire
A tire designated by its manufacturer as pri-
marily 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
Tire related termMeaning

5628-1. Specifications
Open spliceAny parting at any junction of tread, sidewall,
or innerliner that extends to cord material
Outer diameterThe overall diameter of an inflated new tire
Overall width
The linear distance between the exteriors of
the sidewalls of an inflated tire, including ele-
vations due to labeling, decorations, or protec-
tive bands or ribs
Passenger car tire
A tire intended for use on passenger cars,
multipurpose passenger vehicles, and trucks,
that have a gross vehicle weight rating
(GVWR) of 10,000 lb. or less.
PlyA layer of rubber-coated parallel cords
Ply separationA 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 co ntains 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
SidewallThat portion of a tire between the tread and
bead
Sidewall separationThe parting of the rubber compound from the
cord material in the sidewall
Tire related termMeaning

5638-1. Specifications
8
Vehicle specifications
*: Table 1  Occupant loading and distribution for vehicle normal load for
various designated seating capacities
Snow tire
A 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 m
The rim on which a tire is fitted for testing, and
may be any rim listed as appropriate for use
with that tire
TreadThat portion of a tire that comes into contact
with the road
Tread ribA tread section running circumferentially
around a tire
Tread separationPulling 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
Tire related termMeaning
Designated seating
capacity, Number of occupantsVehicle normal load,
Number of occupantsOccupant distribution in a normally loaded vehicle
2 through 422 in front
5 through 1032 in front, 1 in second
seat
11 through 155
2 in front, 1 in second seat, 1 in third seat, 1 in fourth seat
16 through 207
2 in front, 2 in second
seat, 2 in third seat, 1 in fourth seat

5648-2. Customization
Customizable features
■Changing by using the multimedia systemPress the “APPS” button.
Audio Plus or Premium Audio:
Select “Setup” on the “Apps” screen.
Select “Vehicle” on the “Setup” screen.
Select “Vehicle Customization” on the “Vehicle Settings” screen .
“Vehicle Customization” screen will appear.
Choose a category displayed on t he screen to display the set-
tings.
Select the setting to be changed. Change each setting.
For items that can be enabled/disabled, and for items with an
operating time that can be changed, select “On” or “Off”, or se lect
the desired operating time.
For items with sensor sensitivit y that can be changed, select “+”
or “-” to choose the desired level, then select “OK”.
A message indicating that the s ettings are being saved will
appear. Do not perform any other operations while this message
is displayed.
■Changing by using the multi-information display
 P. 1 1 0
Your vehicle includes a variety of electronic features that can be
personalized to your preferenc es. Programming these prefer-
ences requires specialized equipment and may be performed by
your Toyota dealer.
Customizing vehicle features
1
2
3
4
5
6
7

5658-2. Customization
8
Vehicle specifications
Some function settings are changed simultaneously with other func-
tions being customized. Contact your Toyota dealer for further details.
Settings that can be changed usi ng the multi-information display.
Settings that can be changed u sing the multimedia system.
Settings that can be chan ged by your Toyota dealer.
Definition of symbols: O = A vailable, — = Not available
Customizable features
1
2
3

5668-2. Customization
■Gauges, meters and multi-information display (P. 105, 110)
*1: For details about each function: P. 1 1 2
*2: The default setting varies according to country.
*3: Some status screens cannot be registered (indicated on multi-i nformation
display).
*4: Following items: current fuel e conomy (bar type), average fuel economy
(total average, trip average or tank average), average speed (a verage
speed or trip average speed), elapsed time (total time or trip time), dis-
tance (range or trip distance), other (blank).
Function*1Default settingCustomized setting
Language*2English FrenchOOOSpanish
Units
*2miles
(MPG USA) miles
(MPG
Imperial)OOO
km (km/L)
km (L/100 km)
Switch settings Drive
information 1 Desired status
screen
*3O—O
Drive information 1 Average Fuel
Economy*4O—OCurrent Fuel Economy
Drive information 2 Distance after
Start
*4O—OTravel Time after Start
Pop-up display ON OFF
O—O
Color BlueGreenO—OOrange
Ye l l o w
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5678-2. Customization
8
Vehicle specifications
■LDA (Lane Departure Alert)* ( P. 272)
*: If equipped
■
PCS (Pre-Collision System)* (  P. 260)
*: If equipped
■
BSM (Blind Spot Monitor)* (  P. 305)
*: If equipped
FunctionDefault settingCustomized
setting
LDA sensitivity 1 (Standard) 2 (High)O—O
Sway warning ONOFFO—O
Sway warning sensitivity 2 (Standard) 1 (Low)O—O3 (High)
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FunctionDefault settingCustomized
setting
PCS ONOFFO—O
PCS sensitivity 2 (Middle)1 (Near)O—O3 (Far)
123
FunctionDefault settingCustomized
setting
BSM ONOFFO—O
BSM brightness BrightDimO—O
RCTA
(Rear Cross Traffic Alert) ON OFFO—O
RCTA volume
21O—O3
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5688-2. Customization
■Trailer brake controller* ( P. 327)
*: If equipped
■
Door lock* (  P. 127)
*: If equipped
FunctionDefault settingCustomized
setting
TBC trailer type Electric
0-4999lb Electric
5000+ lbO—O
E-O-H
0-4999lb
E-O-H
5000+ lb
TBC OFF
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FunctionDefault settingCustomized setting
Unlocking using a key Driver’s door
unlocked in one step, all doors
unlocked in two
steps All doors
unlocked in one step—— O
Speed-detecting auto-
matic door lock function On Off—O O
Shifting gears to position
other than P locks all
doors Off On
—O O
Shifting gears to P
unlocks all doors
On Off—O O
Opening the driver’s door
unlocks all doors Off On—O O
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5698-2. Customization
8
Vehicle specifications
■Smart key system and wireless remote control* ( P. 1 2 7 )
*: If equipped
■
Smart key system* (  P. 127, 138)
*: If equipped
FunctionDefault settingCustomized
setting
Operation signal
(Emergency flashers) On Off — O O
Operation signal
(Buzzer) On Off — — O
Operation buzzer volume Level 5 Off to level 7 O O O
Time elapsed before auto-
matic door lock function is
activated if door is not
opened after being
unlocked 60 seconds
Off
—O O
30 seconds
120 seconds
Open door warning
buzzerOnOff — —O
123
FunctionDefault settingCustomized setting
Smart key systemOnOff——O
Number of permissible
times of continuous smart
lock Twice Unlimited — — O
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5708-2. Customization
■Wireless remote control* ( P. 1 2 8 )
*: If equipped
FunctionDefault settingCustomized
setting
Wireless remote control OnOff—— O
Unlocking operation Driver’s door
unlocked in one step, all doors
unlocked in two steps All doors
unlocked in
one step—O O
Automatic door lock func-
tion to be activated if door
is not opened after being
unlocked On Off
—— O
Time elapsed before auto-
matic door lock function is
activated if door is not
opened after being
unlocked60 seconds0 seconds
—O O30 seconds
120 seconds
Operation signal
(Emergency flashers) On Off
—O O
Operation signal
(Buzzer)On Off—— O
Panic function
OnOff—— O
Open door reminder
buzzer (When locking the
vehicle) On Off
—— O
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