796 5-2. Steps to take in an emergency
SIENNA_OM_OM45483U_(U)
CAUTION
■If the engine has to be turned off while driving
●Power assist for the brakes and steering wheel will be lost, making the
brake pedal harder to depress and the steering wheel heavier to turn.
Decelerate as much as possible before turning off the engine.
● Vehicles without a smart key system: Never attempt to remove the key, as
doing so will lock the steering wheel.
Vehicles with a smart key sys-
tem: To stop the engine, press
and hold the “ENGINE START
STOP” switch for 2 consecu-
tive seconds or more, or press
it briefly 3 times or more in
succession.
Stop the vehicle in a safe place by the road.
Press and hold for 2 seconds or more
or press briefly 3 times or more
STEP4
STEP5
827
6-1. Specifications
6
Vehicle specifications
SIENNA_OM_OM45483U_(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
854
SIENNA_OM_OM45483U_(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