2021 TOYOTA SIENNA HYBRID child seat

1373-2. Opening, closing and locking the doors
3
Before driving
Sliding doors
The sliding doors can be
unlocked/locked and
opened/closed by the fol-
lowing procedures.
WARNING
■Before driving
Make sure that all doors are prop-
erly closed and locked. If the slid-
ing doors are not fully closed, it
may open unexpectedly while
driving and an occupant to fall out
of the vehicle, resulting in death
or serious injury.
■Caution while driving
Observe the following precautions
while driving. Failure to do so may
cause a door to open unexpect-
edly and an occupant to fall out of
the vehicle, resulting in death or
serious injury.
●Make sure that all doors are
properly closed and locked.
●Set the sliding door child-pro-
tector locks when children are
seated in the vehicle.
●Do not operate the inside han-
dle of the doors while driving.
■When children ar e in the vehi-
cle
Observe the following precau-
tions. Failure to do so may result
in death or serious injury.
●Do not leave children alone in
the vehicle. If a child is acciden-
tally locked in t he vehicle, they
could have heat exhaustion or
other injuries.
●Do not allow a child to open or
close the sliding door. Doing so
may cause the sliding door to
move unexpectedly, or cause
the child’s hands, head, or neck
to be caught by the moving slid-
ing door.
■Operating the sliding doors
Observe the following precau-
tions. Failure to do so may cause
parts of the body to be caught,
resulting in dea th or serious
injury.
●When opening or closing a slid-
ing door, thoroughly check to
make sure the surrounding area
is safe.
●When opening or closing the
sliding doors with windows
open, keep all body parts clear
of the windows.
●If anyone is in the vicinity, make
sure they are safe and let them
know that the sliding door is
about to open or close.
●Do not leave the sliding door at
half-opened position because
the sliding door is not latched at
this position. The sliding door
may move unexpectedly on an
incline.
●When the vehicle is stopped on
a slope, the door will slide faster
when opening or closing, so be
especially careful that the pas-
sengers do not get hit or
pinched by the door.

1423-2. Opening, closing and locking the doors
moulding again during the halted
operation, the sliding door will per-
form the reverse operation.
The sliding door cannot be
opened by the inside door han-
dle and the second seat sliding
door switch when the lock is set.
1Unlock
2 Lock
These locks can be set to prevent
children from opening the sliding
doors. Push down on each sliding
door switch to lock that sliding door.
■The power sliding door can be
operated when
●Open operation: The shift lever is
in P or the vehicle speed is below
1.9 mph (3 km/h).
●The power sliding door system is
enabled.
●The power sliding door is
unlocked. (Except for the wireless
remote control operation or smart
key system operation.)
●The sliding door child-protector
lock is not set. (However, the
switch for the front occupants and
the outside handle still operate the
power sliding door.)
■Power sliding doors
●The power sliding doors can be
opened/closed manually when the
power sliding door function is can-
celed with the main switch.
●If the sensor detects jamming of a
person or an object while the
power sliding door is automatically
opening/closin g, a buzzer will
beep and the power sliding door
will stop after rev ersing approxi-
mately 3.9 in. (10 cm). When the
power sliding door is operated
again after the stop, the door will
be operated as follows.
To operate the door reversely:
• Pull the outside door handle, or press the switch of the sliding door
handle or using the kick sensor.
To operate the d oor in open direc-
tion:
• Pull the inside door handle in open direction, or press the
“OPEN” side of the power sliding
door switch.
To operate the door in close direc-
tion:
• Pull the inside door handle in close direction or press the
“CLOSE” side of the power sliding
door switch.
After the jam protection function
operates, the power sliding door
cannot be operated even if the
switch to open and close the sliding
door on the electronic key is
pressed.
■The situations in which the slid-
ing door does not open com-
pletely
The left side sliding door does not
open completely whe n the fuel filler
door is opened.
Sliding door child-protec-
tor locks

1773-3. Adjusting the seats
3
Before driving
WARNING
●Do not allow anyone to sit on a
folded seatback or in the lug-
gage compartment while driv-
ing.
●Do not allow child ren to enter
the luggage compartment.
●Be careful not to get any part of
your body pinched by a seat.
■After returning the rear seat-
backs or installing seats
Observe the following precau-
tions. Failure to do so may result
in death or serious injury.
●Make sure the seatback is
securely locked by pushing it
forward and rearward on the
top.
●Check that the seat belts are
not twisted or caught in the
seatback. If the seat belt gets
caught between the seatback’s
securing hook and latch, the
seat belt may be damaged.
●Make sure the seat is locked in
place by trying to shake the
seatback and lift up the seat
cushion.
■After removi ng the second
center seat (8-passenger
models)
●Remove the second center seat
from the vehicle or store it
securely in the luggage com-
partment.
●Do not sit on or place anything
on a seat that has been
removed from the vehicle.
■Stowing the third seats
●Make sure that the seat path is
clear before moving the seat.
Otherwise, injury may result
from contact with, or by being
pinched by parts of the seat.
●Do not sit on the third seat when
it is in the stowed position with
the seatback upright.
NOTICE
■To prevent damage to the
seat
●Avoid putting heavy loads on a
folded seat that is being used as
a temporary table.
●Do not sit on or put heavy loads
on the second center seat that
has been removed from the
vehicle. The metal tips of the
seat leg may be damaged, pre-
venting reinstallation of the
seat.
●The second center seat must be
reinstalled in its original position
(8-passenger models). If it is
installed in the w rong position,
the seat locks or bezels will be
damaged.
●Make sure that the path the seat
will move through is clear before
stowing or returning the third
seat.
●8-passenger models: Be sure to
raise the stowed second center
seat above the outer trim, when
removing from the storage box
of the luggage room.

2734-5. Using the driving support systems
4
Driving
• If a detectable object makes an abrupt maneuver (such as sudden
swerving, accelera tion or deceler-
ation)
• When your vehicle approaches a detectable object rapidly
• When a detectable object is not directly in front of your vehicle
• When a detectable object is near a wall, fence, guardrail, manhole
cover, vehicle, steel plate on the
road, etc.
• When a detectable object is under a structure
• When part of a detectable object is hidden by an object, such as
large baggage, an umbrella, or
guardrail
• When multiple detectable objects are close together
• If the sun or other light is shining directly on a detectable object
• When a detectable object is a
shade of white and looks
extremely bright
• When a detectable object appears
to be nearly the same color or
brightness as its surroundings
• If a detectable object cuts or sud-
denly emerges in front of your
vehicle
• When the front of your vehicle is
hit by water, snow, dust, etc.
• When a very bright light ahead, such as the sun or the headlights
of oncoming traffic, shines directly
into the front camera
• When approaching the side or front of a vehicle ahead
• If a vehicle ahead is a motorcycle
• If a vehicle ahead is narrow, such as a personal mobility vehicle
• If a preceding vehicle has a small rear end, such as an unloaded truck
• If a preceding vehicle has a low rear end, such as a low bed trailer
• If a vehicle ahead has extremely high ground clearance
• If a vehicle ahead is carrying a load which protrudes past its rear
bumper
• If a vehicle ahead is irregularly shaped, such as a tractor or side
car
• If a vehicle ahead is a child sized bicycle, a bicycle that is carrying a
large load, a bicycle ridden by
more than one person, or a
uniquely shaped bicycle (bicycle
with a child seat, tandem bicycle,
etc.)
• If a pedestrian/or the riding height
of a bicyclist ahead is shorter than
approximately 3.2 ft. (1 m) or taller
than approximate ly 6.5 ft. (2 m)
• If a pedestrian/bic yclist is wearing
oversized clothing (a rain coat,
long skirt, etc.), making their sil-
houette obscure
• If a pedestrian is bending forward or squatting or bicyclist is bending
forward
• If a pedestrian/bicyclist is moving fast
• If a pedestrian is pushing a
stroller, wheelchair, bicycle or
other vehicle
• When driving in inclement weather

3615-1. Using the air conditioning system and defogger
5
Interior features
*: If equipped
Turns the heated steering wheel
on/off
The indicator light comes on when
the heated steering wheel is oper-
ating.
■Operation condition
The power switch is in ON.
Each time the switch is pressed,
the operation condition changes
as follows.
Hi (3 segments lit)  Mid (2
segments lit)  Lo (1 segment
Heated steering
wheel*/seat heat-
ers*/seat ventilators*
 Heated steering wheel
Warm up the grip of the steer-
ing wheel
 Seat heaters
Warm up the seat upholstery
 Seat ventilators
Maintain good ventilation by
sucking air through the seat
upholstery
WARNING
■To prevent minor burn inju-
ries
Care should be taken if anyone in
the following categories comes in
contact with the steering wheel or
seats when the heater is on:
●Babies, small children, the
elderly, the sick and the physi-
cally challenged
●Persons with sensitive skin
●Persons who are fatigued
●Persons who have taken alco-
hol or drugs that induce sleep
(sleeping drugs, cold remedies,
etc.)
NOTICE
■To prevent damage to the
seat heaters and seat ventila-
tors
Do not put heavy objects that
have an uneven surface on the
seat and do not stick sharp
objects (needles, nails, etc.) into
the seat.
■To prevent 12-volt battery dis-
charge
Do not use the functions when the
hybrid system is off.
Heated steering wheel
Operating the seat heat-
ers

571Alphabetical Index
Alphabetical Index
A
A/C ................................... 348, 358Air conditioning filter ............. 441
Eco air conditioning mode .... 352
Front automatic air conditioning system ................................ 348
Front seat concentrated airflow mode (S-FLOW) ................. 354
Rear automatic air conditioning system ................................ 358
ABS (Anti-lock Brake System) ............................................... 335Function ............................... 335
Warning light ........................ 468
ACA (Active Cornering Assist) ............................................... 335
Acoustic Vehicle Alerting Sys- tem ........................................... 81
Active Cornering Assist (ACA) ............................................... 335
Airbags ...................................... 41 Airbag operating conditions.... 44
Airbag precautions for your child............................................. 46
Airbag warning light.............. 468
Correct driving posture ........... 33
Curtain shield airbag operating conditions ............................. 44
Curtain shield airbag precautions ............................................. 46
Front passenger occupant clas- sification system ................... 51
General airbag precautions .... 46
Locations of airbags ............... 41
Modification and disposal of air- bags ..................................... 49
Seat cushion airbag ............... 41
Side airbag operating conditions ............................................. 44
Side airbag precautions ......... 46
Side and curtain shield airbags operating conditions .............44
Side and curtain shield airbags precautions ...........................46
SRS airbags ...........................41
SRS warning light .................468
Air conditioning filter .............441
Air conditioning system.348, 358 Air conditioning filter .............441
Changing the rear seat settings...........................................356
Eco air conditioning mode ....352
Front automatic air conditioning system ................................348
Front seat concent rated airflow
mode (S-FLOW) .................354
Rear automatic air conditioning system ................................358
Alarm .........................................89 Alarm ......................................89
Warning buzzer .. ..................466
Anchor brackets ... ..............60, 71
Antenna (Smart key system) .164
Anti-lock brake system (ABS)335 Function................................335
Warning light ........................468
Approach warning ..................295
Armrest ......... ......................... ..386
Assist grips .............................386
Automatic air conditioning sys- tem .................................348, 358Air conditioning filter .............441
Eco air conditioning mode ....352
Automatic High Beam ............250
Automatic light control system ...............................................249
Average fuel consumption ....125
Average fuel economy ...........106
Average vehicle speed ...111, 125
B
Back door ................................150 Hands Free Power Back door

572Alphabetical Index
........................................... 155
Power back door .................. 153
Wireless remote control ....... 153
Back-up lights Replacing light bulbs ............ 451
Wattage ................................ 526
Battery (12-volt battery) ......... 422 If the 12-volt battery is dis-charged .............................. 506
Preparing and c hecking before
winter.................................. 343
Replacing ............................. 508
Warning light ........................ 466
Battery (traction battery) ......... 83
Blind Spot Monitor (BSM) ...... 299 Blind Spot Monitor function .. 302
Rear Cross Traffic Alert function........................................... 305
Bottle holders ......................... 369
Brake Brake Hold ........................... 246
Fluid ............................. 420, 524
Parking brake ....................... 243
Regenerative braking ............. 80
Warning light ........................ 466
Brake assist ............................ 335
Brake Hold .............................. 246
Break-in tips ........ ................... 209
Brightness control Instrument panel light control .......................... 99, 103
BSM (Blind Spot Monitor) ...... 299 Blind Spot Monitor function .. 302
Rear Cross Traffic Alert function........................................... 305
C
Care Aluminum wheels ................. 400
Exterior ................................. 400
Interior .................................. 403
Seat belts ............................. 403 Cargo capacity ................215, 218
Cargo hooks............................372
Chains......................................345
Child-protectors......................142
Child restraint system ..............58
Fixed with a LATCH system ...68
Fixed with a seat belt..............63
Front passenger occupant clas-sification system ...................51
Points to remember ................58
Riding with children ................57
Types of child restraint system installation method ...............60
Using an anchor bracket ........71
Child safety ...............................57 12-volt battery precautions .................422, 509
Airbag precautions .................46
Back door precautions..........150
Child restraint system .............60
Heated steering wheel and seat heater precautio ns..............361
How your child should wear the seat belt ................................36
Moon roof precautions..........205
Power window lock switch ....203
Power window precautions...202
Removed key battery precau- tions ....................................448
Seat belt extender precautions .............................................36
Seat belt precautions..............35
Seat heater precautions .......361
Cleaning ..........................400, 403 Aluminum wheels .................400
Exterior .................................400
Hybrid battery (tr action battery)
air intake vents and filters...443
Interior ..................................403
Radar sensor ........................263
Seat belts .............................403
Clock ................................100, 104

Alphabetical Index573
Coat hooks .............................. 388
Condenser .............................. 420
Console box ............................ 367
Consumption screen.............. 122
Conversation mirror ............... 370
CoolantChecking .............................. 419
Preparing and c hecking before
winter.................................. 343
Warning light ........................ 467
Cooling system ...................... 419 Hybrid system overheating... 511
Cruise control Dynamic radar cruise control with full-speed range .......... 288
Cup holders ............................ 368
Current fuel consumption ..... 125
Current fuel economy ............ 106
Curtain shield airbags ............. 41
Customizable features ........... 540
D
Daytime running light system248 Replacing light bulbs ............ 451
Defogger Outside rear view mirrors ..... 350
Rear window ........................ 350
Windshield............................ 349
Digital Rear-view Mirror ......... 188 Adjustment ........................... 190
Cleaning ............................... 193
Dinghy towing ........................ 230
Display BSM (Blind Spot Monitor)..... 300
Consumption screen ............ 122
Drive information .................. 111
Driving information ............... 106
Dynamic radar cruise control with full-speed range .......... 288
Energy monitor ..................... 122
Head-up display ................... 118
Intuitive parking assist .......... 308 LTA (Lane Traci
ng Assist) ....281
Multi-information display.......104
RCD (Rear Camera Detection) ...........................................315
RCTA ....................................300
Warning messages ...............477
Do-it-yourself maintenance..................407, 411
Door lock Back door .............................150
Front doors ...........................132
Sliding doors.........................137
Smart key system .................164
Wireless remote control........130
Doors Automatic door locking and unlocking system ................136
Back door .............................150
Door glasses ........................201
Door lock ..............................132
Front doors ...........................132
Open door warning buzzer ...136
Outside rear view mirrors .....198
Sliding door child-protectors .142
Sliding doors.........................137
Drive information ....................111
Driver’s seat belt reminder light ...............................................473
Drive-start control ..................209
Driving Break-in tips .........................209
Correct posture .......................33
Driving mode select switch ...333
Hybrid vehicle dri ving tips .....341
Procedures ...........................208
Winter drive tips....................343
Driving informatio n display ...106
Driving mode select switch ...333
Driving position memory .......178 Memory recall function .........180
Power easy access system ..178
Driving support system informa-