Page 617 of 668

SIENNA_OM_OM08013U_(U)
6179-1. Specifications
9
Vehicle specifications
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 designation The 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 deter-
mined by distributing to each axle its share of
the maximum loaded vehicle weight, and
dividing by two
Vehicle normal load
on the tire The load on an individual tire that is deter-
mined by distributing to each axle its share of
curb weight, accessory weight, and normal
occupant weight (distributed in accordance
with Table 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 compo-
nents 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 centerline 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
Tire related termMeaning
Page 618 of 668

618
SIENNA_OM_OM08013U_(U)
9-1. Specifications
Cord separationThe parting of cords from adjacent rubber
compounds
Cracking Any 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
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 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 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 inflat
ion pressure to which
a tire may be inflated
Measuring rim The rim on which a tire is fitted for physical
dimension requirements
Tire related termMeaning
Page 619 of 668

SIENNA_OM_OM08013U_(U)
6199-1. Specifications
9
Vehicle specifications
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
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
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
Tire related termMeaning
Page 620 of 668

620
SIENNA_OM_OM08013U_(U)
9-1. 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
Test rim The rim on which a tire is fitted for testing, and
may be any rim listed as appropriate for use
with that tire
Tread That portion of a tire that comes into contact
with the road
Tread rib A tread section running circumferentially
around a tire
Tread separation Pulling away of th e 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 fixture The 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 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 621 of 668
621
SIENNA_OM_OM08013U_(U)
9-2. Customization
9
Vehicle specifications
Customizable features
■Changing using the audio system screen
Audio system with “CAR” button
Press the “SETUP” button.
Select “Vehicle” on the “Setup” screen.
Audio system with “APPS” button
Press the “APPS” button.
Select “Setup” on the “Apps” screen and select “Vehicle”.
Various setting can be changed. Refer to the list of settings that can
be changed for details.
Your vehicle includes a variety of electronic features that can be
personalized to your preferences. The settings of these features
can be changed using the multi-information display, the audio
system screen or at your Toyota dealer.
Some function settings are change d simultaneously with other func-
tions being customized. Contact your Toyota dealer for further
details.
Customizing vehicle features
1
2
1
2
Page 622 of 668
622
SIENNA_OM_OM08013U_(U)
9-2. Customization
■Changing using the multi-information display
Vehicles with monochrome display
Press the “DISP” switch to display the “SETTINGS” screen while
the vehicle is stopped, and then press and hold the “DISP” switch
to display the customize mode screen.
Press the “DISP” switch and select the item, and then press and
hold the “DISP” switch.
Press the “DISP” switch and select the desired setting, and then
press and hold the “DISP” switch.
To exit the customize mode, press the “DISP” switch to select the
“EXIT”, and then press and hold the “DISP” switch.
Vehicles with color display
Use the meter control switches to select while the vehicle is
stopped, and then press the center button to display the custom-
ize mode screen.
Select the desired item, and then press the center button.
Select the desired setting, and then press the center button.
To go back to the previous screen or exit the customize mode,
press .
1
2
3
1
2
3
Page 623 of 668
SIENNA_OM_OM08013U_(U)
6239-2. Customization
9
Vehicle specifications
Settings that can be changed using the audio system screen
Settings that can be changed using the multi-information display
Settings that can be changed by your Toyota dealer
Definition of symbols: O = Available, –
= Not available
■Gauges, meters and mult i-information display (P. 90, 93)
Vehicles with monochrome display
Vehicles with color display
Customizable features
1
2
3
Function*1Default settingCustomized
setting
Eco Driving Indicator Light On
(Self-lighting) Off – O –
Language
*2English French
OO –
Spani sh
Units
*2
miles
(MPG US) miles (MPG
Imperial)
OO –
km (km/L)
km (L/100 km)
F (Fahrenheit) C (Celsius) O O –
123
Function*1Default settingCustomized
setting
Language*2English French
OO –
Spani sh
Units
*2
miles
(MPG US) miles (MPG
Imperial)
OO –
km (km/L)
km (L/100 km)
F (Fahrenheit) C (Celsius) O O –
Eco Driving Indicator Light On
(Self-lighting) Off – O –
123
Page 624 of 668
624
SIENNA_OM_OM08013U_(U)
9-2. Customization
Drive information 1Distance to
empty*3
–O–
Average fuel economy –O–
Drive information 2 Current fuel
economy
*3–O–
Average speed – O –
Drive information 3 Trip distance
*3
–O–
Trip elapsed time –O–
switch settings Drive
information 1 Desired status
screen
*4–O–
Pop-up display On Off – O –
Accent color Light blueBlue
OO –
Orange
Yellow
Speed limit display
*5, 6
On with the speed limit
caution indica- tor (yellow) enabled On with the
speed limit
caution indica-
tor (yellow) not
enabled –OO
Off
Function*1Default settingCustomized setting123