825
6-1. Specifications
6
Vehicle specifications
SIENNA_OM_OM45472U_(U)
Tire related termMeaning
Normal occupant
weight 150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
* that
follows
Occupant distribution Distribution of occupants in a vehicle as speci-
fied in the third column of Table 1
* below
Production options
weight The 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
Rim A 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 determined
by distributing to each axle its share of the
maximum loaded vehicle weight, and dividing
by two
828 6-1. Specifications
SIENNA_OM_OM45472U_(U)
Tire related termMeaning
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
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
829
6-1. Specifications
6
Vehicle specifications
SIENNA_OM_OM45472U_(U)
Tire related termMeaning
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
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
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 the tread from the tire carcass
830 6-1. Specifications
SIENNA_OM_OM45472U_(U)
*: Table 1 Occupant loading and distri bution for vehicle normal load
for various designated seating capacities
Tire related termMeaning
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
Designated seating
capacity, Number of occupantsVehicle normal load,
Number of occupantsOccupant distribution in a normally loaded vehi- cle
2 through 4 2 2 in front
5 through 10 3 2 in front, 1 in second
seat
11 through 15 5 2 in front, 1 in second
seat, 1 in third seat, 1
in fourth seat
16 through 20 7 2 in front, 2 in second
seat, 2 in third seat, 1
in fourth seat
858
SIENNA_OM_OM45472U_(U)
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONSMEANING
2WD 2 Wheel Drive A/C Air Conditioning
ABS Anti-lock Brake System
ACC Accessory
AI-SHIFT Artificial Intelligence Shift control
ALR Automatic Locking Retractor
AVG Average
AWD All Wheel Drive
BSM Blind Spot MonitorCRS Child Restraint System
ECO Economy/Ecology
ECU Electronic Control Unit
EDR Event Data Recorder ELR Emergency Locking Retractor
EPS Electric Power Steering E/M English/U.S. customary system/Metric
GAWR Gross Axle Weight Rating
GCWR Gross Combination Weight Rating GVWR Gross Vehicle Weight Rating
860
SIENNA_OM_OM45472U_(U)
Alphabetical index
Alphabetical index
A/C .....................394, 402, 412, 415
ABS ...........................................329
Active head restraint ................. 98
Active Torque Control 4WD system ...........................330
Air conditioning filter............... 706
Air conditioning system Air conditioning filter ..............706
Front automatic air
conditioning system ............402
Front manual air conditioning system ............394
Rear automatic air conditioning system ............415
Rear manual air
conditioning system ............412
Airbags Airbag operating
conditions............................ 173
Airbag precautions for your child ....................... 177
Airbag warning light............... 746
Curtain shield airbag operating conditions............173
Curtain shield airbag precautions .........................177
Front passenger occupant
classification system ...........183
General airbag precautions .........................177
Locations of airbags ..............168
Modification and disposal of airbags ..............182
Proper driving posture ........................166, 177
Side and curtain shield
airbags operating
conditions............................ 173
Side and curtain shield
airbags precautions ............177
SRS airbags .......................... 168 Alarm......................................... 162
Antenna ............................ 432, 481
Anti-lock brake system ........... 329
Armrest ..................................... 614
Assist grips .............................. 616
Audio input ............................... 476
Audio system
A/V input port ........................ 530
Antenna................................. 432
Audio input ............................ 476
Audio visual input .................. 530
AUX port ............................... 476
CD player/changer ................ 436
DVD player.... 513, 523, 527, 528
iPod ....................................... 456
MP3/WMA disc ..................... 445
Optimal use ........................... 471
Portable music player ........... 476
Radio..................................... 426
Rear seat entertainment system ......... 502
Steering wheel audio switch.................................. 477
Type ...................................... 421
USB memory......................... 463
Audio visual input.................... 476
Automatic light control system .................................... 268
Automatic transaxle Automatic transaxle .............. 236
If the shift lever cannot be
shifted from P ..................... 780
S mode.................................. 238
Auxiliary box ........................... 599
AUX port ................................... 476
A/V input port ........................... 476A
868 Alphabetical index
SIENNA_OM_OM45472U_(U)
Spare tireInflation pressure...................810
Storage location .................... 763
Spark plug ................................806
Specifications...........................800
Speech command switch ........ 549
Speedometer ............................ 244
Steering wheel Adjustment ............................ 137
Audio switches ......................477
Column lock release......227, 233
Stop lights
Replacing light bulbs ............. 725
Wattage .................................812
Storage feature.........................586
Storage precautions ................363
Stuck If your vehicle becomes
stuck ...................................794
Sunshades Rear door ..............................617
Roof....................................... 150
Sun visors.................................604
Switch Engine switch ................226, 229
Fog light switch ..................... 282
Ignition switch................226, 229
Light switches........................ 268
Power back door .....................82
Power door lock switch ...........61
Power window switch ....144, 148
Window lock switch ............... 144
Wiper and washer switch .......................... 284, 292 Tachometer .............................. 244
Tail lights
Replacing light bulbs ............. 725
Switch ................................... 268
Wattage................................. 812
Talk switch ............................... 549
Telephone switch..................... 549
Theft deterrent system Alarm..................................... 162
Engine immobilizer
system ................................ 159
Theft prevention labels ........... 165
Tire inflation pressure ............. 699
Tire information Glossary ................................ 824
Size ....................................... 810
Tire identification number...... 819
Uniform tire quality
grading................................ 821
Tires Chains ................................... 367
Checking ............................... 688
If you have a flat tire...... 761, 763
Inflation pressure .................. 699
Information ............................ 817
Replacing .............................. 763
Rotating tires ......................... 689
Size ....................................... 810
Snow tires ............................. 367
Tire pressure warning system ........................ 688, 749
Tools ......................................... 763
Total load capacity .................. 366T
870 Alphabetical index
SIENNA_OM_OM45472U_(U)
WeightCargo capacity ......................358
Load limits ............................. 366
Weight ...................................800
Wheels ......................................703
Window glasses ..............144, 148
Window lock switch .................144
Windows Power windows ............. 144, 148
Rear window defogger .......... 419
Washer .......................... 284, 292
Windshield wiper de-icer.........419
Windshield wipers ...................284
Wireless remote control key Replacing the battery ............709
Wireless remote control .......... 53
WMA disc .................................. 445