Page 2 of 860

TABLE OF CONTENTSIndex
2
SIENNA_U (OM45477U)
1-1. Key informationKeys ..................................... 32
1-2. Opening, closing and locking
the doors
Smart key system................. 36
Wireless remote control ....... 53
Front doors ........................... 60
Sliding doors ........................ 67
Back door ............................. 82
1-3. Adjustable components (seats, mirrors, steering
wheel)
Front seats ........................... 95
Rear seats .......................... 100
Driving position memory ............................ 120
Head restraints ................... 125
Seat belts ........................... 128
Steering wheel ................... 137
Inside rear view mirror........ 138
Outside rear view mirrors .............................. 140 1-4. Openi
ng and closing the
win dows and moon roof
Power windows................... 144
Quarter windows................. 148
Moon roof ........................... 150
1-5. Refueling Opening the fuel tank cap ............................ 155
1-6. Theft deterrent system Engine immobilizer system .............................. 159
Alarm .................................. 162
Theft prevention labels (for U.S.A.) ....................... 165
1-7. Safety information Correct driving posture ....... 166
SRS airbags ....................... 168
Front passenger occupant classification system ......... 183
Child restraint systems ....... 189
Installing child restraints ..... 194
1Before driving
Page 10 of 860
SIENNA_U (OM45477U)
10
A
InteriorPictorial index
Power window switches P. 144
Seat belts P. 128
SRS front passengerairbag
P. 168
SRS driver airbag P. 168
Head restraints P. 125
Floor mat P. 605
Glove boxes P. 573
Sunshades P. 602
Auxiliary boxes
P. 585
Second seats P. 100
Third seats P. 100
Cup holders P. 579
Quarter windows
P. 148
Armrests P. 600
SRS side airbags P. 168
Front seats P. 95
Bottle holders
Door pockets P. 582
P. 584
Page 31 of 860

Before driving1
31
SIENNA_U (OM45477U)
1-1. Key informationKeys ................................... 32
1-2. Opening, closing and locking the doors
Smart key system .............. 36
Wireless remote control ..... 53
Front doors......................... 60
Sliding doors ...................... 67
Back door ........................... 82
1-3. Adjustable components (seats, mirrors, steering
wheel)
Front seats ......................... 95
Rear seats........................ 100
Driving position memory .......................... 120
Head restraints................. 125
Seat belts ......................... 128
Steering wheel ................. 137
Inside rear view mirror ..... 138
Outside rear view mirrors............................ 140 1-4. Opening and closing the
windows and moon roof
Power windows ................ 144
Quarter windows .............. 148
Moon roof ......................... 150
1-5. Refueling Opening the fuel tank cap ................................. 155
1-6. Theft deterrent system Engine immobilizer system ........................... 159
Alarm................................ 162
Theft prevention labels (for U.S.A.) ..................... 165
1-7. Safety information Correct driving posture..... 166
SRS airbags ..................... 168
Front passenger occupant classification system ...... 183
Child restraint systems..... 189
Installing child restraints... 194
Page 68 of 860
68 1-2. Opening, closing and locking the doors
SIENNA_U (OM45477U)
■Inside lock knobs
Unlocks
Locks
■ Power sliding door switches (v ehicles with power sliding
doors)
From front seats Press the switch to open and
close the following door.
The right side sliding door
The left side sliding door
Pressing the switch again
while the door is operating will
cause the operation to reverse.
However, the reverse opera-
tion cannot be performed for
the first second after automatic
operation starts, even if the
switch is pressed again.
Page 69 of 860
69
1-2. Opening, closing and locking the doors
1
Before driving
SIENNA_U (OM45477U)
From second seats
Press the switch to open and
close each sliding door.
Pressing the switch again
while the door is operating will
cause the operation to reverse.
However, the reverse opera-
tion cannot be performed for
the first second after automatic
operation starts, even if the
switch is pressed again.
Page 95 of 860
95
1
Before driving
SIENNA_U (OM45477U)
1-3. Adjustable components (seats, mirrors, steering wheel)
Front seats
Manual seat
Seat position adjustment
lever
Seatback angle adjustment
lever
Vertical height adjustment
lever (driver’s side only)
Lumbar support adjustment
knob (driver’s side only)
Page 96 of 860
96 1-3. Adjustable components (seats, mirrors, steering wheel)
SIENNA_U (OM45477U)
Power seat
Seat position adjustment
switch
Seatback angle adjustment
switch
Seat cushion (front) angle
adjustment switch (driver’s
side only)
Vertical height adjustment
switch (driver’s side only)
Lumbar support adjustment
switch (driver’s side only)
Page 98 of 860
98 1-3. Adjustable components (seats, mirrors, steering wheel)
SIENNA_U (OM45477U) Entering the vehicle: When
either of the following actions
has been performed, the seat
will move forward (auto return
function):
• Vehicles without a smart key sys-
tem: The engine switch has been
turned to the “ACC” position.
Vehicles with a smart key system:
The “ENGINE START STOP”
switch has been turned to
ACCESSORY mode.
• The driver seat belt has been fas-
tened
Active head restraints
When the occupant’s lower back
presses against the seatback
during a rear-end collision, the
head restraint moves slightly for-
ward and upward to help reduce
the risk of whiplash on the seat
occupant.
ITN13N065
■The auto away function for exiting the driver seat (vehicles with driving
position memory)
If the seat is already close to the rearmost position, the auto away function
may not operate when the driver exits the vehicle.