Page 3 of 664

3
1
9 8
7
6 4 3
2
SIENNA_OM_01999-08001_(U)
10
5
3-4. Adjusting the steering wheel and mirrors
Steering wheel .................. 176
Inside rear view mirror....... 178
Outside rear view mirrors ............................. 180
3-5. Opening, closing the windows and moon roof
Power windows ................. 183
Quarter windows ............... 186
Moon roof .......................... 188
4-1. Before driving Driving the vehicle ............. 192
Cargo and luggage............ 201
Vehicle load limits ............. 207
Trailer towing (with towing package) ..... 208
Dinghy towing.................... 222
4-2. Driving procedures Engine (ignition) switch (vehicles without a
smart key system) ........... 223
Engine (ignition) switch (vehicles with a smart
key system) ..................... 226
Automatic transaxle........... 231
Turn signal lever................ 235
Parking brake .................... 236 4-3. Operating the lights
and wipers
Headlight switch ................ 237
Automatic High Beam ........ 242
Fog light switch .................. 247
Windshield wipers and washer ............................. 248
Rear window wiper and washer ............................. 252
4-4. Refueling Opening the fuel tank cap................................... 254
4-5. Using the driving support systems
Cruise control .................... 257
Dynamic radar cruise control.............................. 261
Intuitive parking assist ....... 273
Rear view monitor system ............................. 281
Driving assist systems ....... 291
PCS (Pre-Collision System) ........................... 296
BSM (Blind Spot Monitor) ........................... 303
4-6. Driving tips Winter driving tips .............. 311
4Driving
Page 16 of 664

16Pictorial index
SIENNA_OM_01999-08001_(U)
■Instrument panel
Engine switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 223, 226
Starting the engine/changing the modes . . . . . . . . . . . . . P. 223, 226
Emergency stop of the engine . . . . . . . . . . . . . . . . . . . . . . . . . P. 529
When the engine will not start . . . . . . . . . . . . . . . . . . . . . . . . . P. 578
Warning messages
*1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 558
Shift lever . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 231
Changing the shift position. . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 231
Precautions against towing . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 531
When the shift lever does not move. . . . . . . . . . . . . . . . . . . . . P. 580
Meters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 87
Reading the meters/adjusting the instrument panel light . . . . . . P. 87
Warning lights/indicator lights . . . . . . . . . . . . . . . . . . . . . . . . . . P. 82
When the warning lights come on . . . . . . . . . . . . . . . . . . . . . . P. 537
1
2
3
Page 30 of 664
301-1. For safe use
SIENNA_OM_01999-08001_(U)
To release plate “B”, press the
release button on buckle “B”.
To release plate “A”, insert the
key (P. 104) or plate “B” into
the hole on buckle “A”.
Retract the belt slowly when
releasing and stowing the seat
belt.
Insert the seat belt plates into
the holder on the roof as
shown.
Releasing and stowing the seat belt (for the third center seat)
Buckle “B”
Release
button
Plate “B”
1
Buckle “A”
Plate “A”
Plate “A”
Plate “B”
Buckle “A”
O
Plate “A”
Plate “B”
P
Page 160 of 664
160
SIENNA_OM_01999-08001_(U)
3-3. Adjusting the seats
■Folding down the third seatbacks
Press the folding/returning
switch.
■Returning the third seatbacks
Press the folding/returning switch, returning switch (P. 163) or
seatback angle adjustment switch ( P. 153).
Before stowing or returning third seat, remove any items from the floor
area to prevent interference with moving parts.
■Before stowing the third seats Lower the center head
restraint to the lowest posi-
tion ( P. 172), and stow the
seat belt buckles.
Stow the center seat belt. ( P. 3 0 )
Stowing the third seats (manual seats)
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2
Page 161 of 664
SIENNA_OM_01999-08001_(U)
1613-3. Adjusting the seats
3
Operation of each component
■Stowing the third seatsPull the handle to move the
seat rearward. Then push the
seat down.
The outside head restraints are
folded automatically.
Push the seat against the
floor.
Open the flaps.
■Before returning the third seats
Be sure to move the second seats forward from the rearmost posi-
tion, as they may interfere with the third seats returning operation.
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2
Page 162 of 664
162
SIENNA_OM_01999-08001_(U)
3-3. Adjusting the seats
■Returning the third seatsReturn the flaps.
Pull the handle and lift up the
seat rearward.
Push the seat forward and
then engage the front leg
locks.
Make sure the front and rear
legs are locked securely.
Raise the seatback and the outside head restraints. ( P. 158)
You can operate the power third seats when the shift lever is in P.
Before stowing or returning third seat, remove any items from the floor
area to prevent interference with moving parts.
■Before stowing the third seats Lower the center head
restraint to the lowest posi-
tion ( P. 172) and stow the
seat belt buckles.
Stow the center seat belt. ( P. 3 0 )
1
2
Stowing the third seats (power seats)
3
1
2
Page 163 of 664
SIENNA_OM_01999-08001_(U)
1633-3. Adjusting the seats
3
Operation of each component
■Stowing the third seatsPress and hold the stowing
switch.
A beep sounds twice to indicate
the start of the operation. The
beep sounds again twice when
the operation is completed.
Open the flaps.
■Before returning the third seats
Be sure to move the second seats forward from the rearmost posi-
tion, as they may interfere with the third seats returning operation.
■Returning the third seatsReturn the flaps.
Press and hold the returning
switch until the seat cushion
is locked.
A beep sounds twice to indicate
the start of the operation. The
beep sounds again twice when
the seats are locked in folded-
down position. Make sure the
front and rear legs are locked
securely.
Raise the outside head restraints.
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Page 164 of 664

164
SIENNA_OM_01999-08001_(U)
3-3. Adjusting the seats
■Power third seat (vehicles with power third seat)
● If the indicator light above the switches flashes three times when the folding/
returning switch is pressed, the folding operation will not start. Make sure
the shift lever is in P.
● If any of the following conditions occur while the seat is operating, the seat
operation will stop. The indicator light above the switches will flash three
times and a beep will sound for about 10 seconds:
• An object is caught between the seatback and seat cushion.
• The stowing switch is released.
• Other power third seat switch is pushed while operating the stowing
switch.
• The shift lever is moved from P when the engine switch is turned to the “ON” position (vehicles without a smart key system) or IGNITION ON
mode (vehicles with a smart key system).
If the engine is started during operating, the seat operation may also be
stopped.
To continue the folding operation, the seatback must be returned to its orig-
inal position first.
■ AUTO ACCESS SEAT (if equipped)
The AUTO ACCESS SEAT cannot be removed.
■ “3RD SEAT” warning light ( vehicles with power third seat)
The warning light comes on if the third
seat operation is not yet complete when
the engine switch is turned to the “ON”
position (vehicles without a smart key sys-
tem) or IGNITION ON mode (vehicles
with a smart key system).