2012 TOYOTA SIENNA engine

124 1-3. Adjustable components (seats, mirrors, steering wheel)
SIENNA_U (OM45477U)
■Operating the driving position memo ry after turning the engine off
Vehicles without a smart key system
Memorized positions can be activated up to 180 seconds after the driver’s
door is opened and another 60 seconds after it is closed again, even after
turning the engine switch to the “LOCK” position.
Vehicles with a smart key system
Memorized positions can be activated up to 180 seconds after the driver’s
door is opened and another 60 seconds after it is closed again, even after
turning the “ENGINE START STOP” switch off.
■ Stopping seat position ope ration part-way through
Perform any of the following operations.
● Press the “SET” button.
● Press button “1” or “2”.
● Adjust the seat using the switches (only cancels seat position recall).
CAUTION
■Seat adjustment caution
Take care during seat adjustment so that the seat does not strike the rear
passenger or squeeze your body against the steering wheel.

138
1-3. Adjustable components (seats, mirrors, steering wheel)
SIENNA_U (OM45477U)
Inside rear view mirror
Glare from the headlights of vehicles behind can be reduced by
using the following functions.
Manual anti-glare inside rear view mirrorNormal position
Anti-glare position
Auto anti-glare inside rear view mirror
In automatic mode, sensors are used to detect the headlights of
vehicles behind and the reflecte d light is automatically reduced.
Turns automatic mode on/off
The indicator comes on when
automatic mode is turned on.
Vehicles without a smart key
system
The mirror will revert to the
automatic mode each time the
engine switch is turned to the
“ON” position.
Vehicles with a smart key
system
The mirror will revert to the
automatic mode each time the
“ENGINE START STOP”
switch is turned to IGNITION
ON mode.

142 1-3. Adjustable components (seats, mirrors, steering wheel)
SIENNA_U (OM45477U)
■Mirror angle can be adjusted when
Vehicles without a smart key system
The engine switch is in the “ACC” or “ON” position.
Vehicles with a smart key system
The “ENGINE START STOP” switch is in ACCESSORY or IGNITION ON
mode.
■ When the mirrors are fogged up (veh icles with outside rear view mirror
defoggers)
Turn on the mirror defoggers to defog the mirrors. ( P. 405)
■ Automatic adjustment of the mirror angle (vehicles with driving posi-
tion memory)
A desired mirror face angle can be entered to memory and recalled automat-
ically by the driving position memory. ( P. 120)
■ Auto anti-glare function (vehicles with auto anti-glare inside rear view
mirror)
When the anti-glare inside rear view mirror is set to automatic mode, the out-
side rear view mirrors will activate in conjunction with the anti-glare inside
rear view mirror to reduce reflected light. ( P. 138)
■ Linked mirror function when reversing (if equipped)
The outside rear view mirrors will automatically angle downwards when the
vehicle is reversing in order to give a better view of the ground. However,
this function will not operate when the mirror select switch is in the n\
eutral
position (between “L” and “R”).

145
1-4. Opening and closing the windows and moon roof
1
Before driving
SIENNA_U (OM45477U)
■
The power windows can be operated when
Vehicles without a smart key system
The engine switch is in the “ON” position.
Vehicles with a smart key system
The “ENGINE START STOP” switch is in IGNITION ON mode.
■ Operating the power windows af ter turning the engine off
Vehicles without a smart key system
The power windows can be operated for approximately 45 seconds even
after the engine switch is turned to the “ACC” or “LOCK” position. They can-
not, however, be operated once either front door is opened.
Vehicles with a smart key system
The power windows can be operated for approximately 45 seconds even
after the “ENGINE START STOP” swit ch is turned to ACCESSORY mode or
turned off. They cannot, however, be operated once either front door is
opened.
■ Jam protection function
If an object becomes caught between the window and the window frame,
window travel is stopped and the window is opened slightly.

146 1-4. Opening and closing the windows and moon roof
SIENNA_U (OM45477U)
■When the power window does not close normally
If the jam protection function is operating abnormally and a window cannot
be closed, perform the following operations using the power window switch
on the relevant door.
● After stopping the vehicle, the window can be closed by holding the
power window switch in the one-touch closing position while the engine
switch is turned to the “ON” position (vehicles without a smart key sys-
tem) or the “ENGINE START STOP” switch is turned to IGNITION ON
mode (vehicles with a smart key system).
● If the window still cannot be closed even by carrying out the operation
explained above, initialize the function by performing the following proce-
dure.
Hold the power window switch in the one-touch closing position.
Continue holding the switch for a further 6 seconds after the win-
dow has closed.
Hold the power window switch in the one-touch opening position.
Continue holding the switch for a further 2 seconds after the win-
dow has opened completely.
Hold the power window switch in the one-touch closing position
once again. Continue holding the switch for a further 2 seconds
after the window has closed.
If you release the switch while the window is moving, start again from the
beginning. If the window continues to close but then re-open slightly even
after performing the above procedure correctly, have the vehicle inspected
by your Toyota dealer.
STEP1
STEP2
STEP3

149
1-4. Opening and closing the windows and moon roof
1
Before driving
SIENNA_U (OM45477U)
■
The windows can be operated when (power type)
Vehicles without a smart key system
The engine switch is in the “ON” position.
Vehicles with a smart key system
The “ENGINE START STOP” switch is in IGNITION ON mode.
■ Operating the windows after turnin g the engine off (power type)
Vehicles without a smart key system
The power type windows can be operated for approximately 45 seconds
even after the engine switch is turned to the “ACC” or “LOCK” position. They
cannot, however, be operated once either front door is opened.
Vehicles with a smart key system
The power type windows can be operated for approximately 45 seconds
even after the “ENGINE START STOP” switch is turned to ACCESSORY
mode or turned off. They cannot, however, be operated once either front
door is opened.
CAUTION
■ Closing the windows
Observe the following precautions.
Failing to do so may result in death or serious injury.
● Check to make sure that all passengers do not have any part of their body
in a position where it could be caught when a window is being operated.
● Do not allow children to operate the power windows.
Closing a power window on someone can cause serious injury, and in
some instances, even death.

152 1-4. Opening and closing the windows and moon roof
SIENNA_U (OM45477U)
■The moon roof can be operated when
Vehicles without a smart key system
The engine switch is in the “ON” position.
Vehicles with a smart key system
The “ENGINE START STOP” switch is in IGNITION ON mode.
■ Operating the moon roof af ter turning the engine off
Vehicles without a smart key system
The moon roof can be operated for approximately 45 seconds after the
engine switch is turned to the “ACC” or “LOCK” position. It cannot, however,
be operated once either front door is opened.
Vehicles with a smart key system
The moon roof can be operated for approximately 45 seconds after the
“ENGINE START STOP” switch is turned to ACCESSORY mode or turned
off. It cannot, however, be operated once either front door is opened.
■ Jam protection function
If an object is detected between the moon roof and the frame while the moon
roof is closing, travel is stopped and the moon roof opens slightly.

155
1
Before driving
SIENNA_U (OM45477U)
1-5. Refueling
Opening the fuel tank cap
Perform the following steps to open the fuel tank cap:
■Before refueling the vehicle
Vehicles without a smart key system
Turn the engine switch off and ensure that all the doors and win-
dows are closed.
Vehicles with a smart key system
Turn the “ENGINE START STOP” switch off and ensure that all
the doors and windows are closed.
■ Opening the fuel tank cap
Pull up the opener to open the
fuel filler door.
Turn the fuel tank cap slowly
to open.
STEP1
STEP2