2016 TOYOTA SIENNA door lock

781-2. Theft deterrent system
SIENNA_OM_OM08013U_(U)
■System maintenance
The vehicle has a maintenance-free type alarm system.
■ Items to check before locking the vehicle
To prevent unexpected triggering of the alarm and vehicle theft, make sure of
the following:
●Nobody is in the vehicle.
● The windows and moon roof (if equipped) are closed before the alarm is set.
● No valuables or other personal items are left in the vehicle.
■ Triggering of the alarm
The alarm may be triggered in the following situations.
(Stopping the alarm deactivates the alarm system.)
●The doors are unlocked using the key.
● A person inside the vehicle opens a door
or hood.
● The battery is recharged or replaced
when the vehicle is locked. ( P. 589)

791-2. Theft deterrent system
SIENNA_OM_OM08013U_(U)
1
For safety and security
■Alarm-operated door lock
In the following cases, depending on the situations, the door may automati-
cally lock to prevent improper entry into the vehicle:
●When a person left in the vehicle tr iggers the alarm by unlocking a door or
the back door.
● When a person left in the vehicle unlocks a door or the back door while the
alarm is operating.
● When recharging or replacing the battery.
NOTICE
■ To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper
operation of the system cannot be guaranteed.

103
SIENNA_OM_OM08013U_(U)
3
Operation of
each component
3-1. Key information
Keys .................................. 104
3-2. Opening, closing and locking the doors
Front doors........................ 110
Sliding doors ..................... 121
Back door .......................... 133
Smart key system ............. 143
3-3. Adjusting the seats Front seats ........................ 149
Rear seats......................... 152
Driving position memory ... 169
Head restraints.................. 173
3-4. Adjusting the steering wheel and mirrors
Steering wheel .................. 177
Inside rear view mirror ...... 179
Outside rear view mirrors ............................. 181
3-5. Opening, closing the windows and moon roof
Power windows ................. 184
Quarter windows ............... 187
Moon roof .......................... 189

SIENNA_OM_OM08013U_(U)
1053-1. Key information
3
Operation of each component
Vehicles without a smart key system (type A)
Locks all doors (P. 1 1 1 )
Unlocks all doors ( P. 1 1 1 )
Sounds the alarm ( P. 106)
Vehicles without a smart key system (type B)
Locks all doors ( P. 1 1 1 )
Unlocks all doors ( P. 1 1 1 )
Opens and closes the left side
power sliding door ( P. 124)
Opens and closes the right side
power sliding door ( P. 124)
Opens and closes the power
back door
* (  P. 135)
Sounds the alarm ( P. 106)
*: If equipped
Vehicles with a smart key system
Locks all doors ( P. 1 1 1 )
Unlocks all doors ( P. 1 1 1 )
Opens and closes the left side
power sliding door ( P. 124)
Opens and closes the right side
power sliding door ( P. 124)
Opens and closes the power
back door ( P. 135)
Sounds the alarm ( P. 106)
Wireless remote control
1
2
3
1
2
3
4
5
6
1
2
3
4
5
6

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SIENNA_OM_OM08013U_(U)
3-2. Opening, closing and locking the doors
Front doors
◆Entry function (vehicles with a smart key system)
Carry the electronic key to enable this function.Grip the driver’s door handle
to unlock the door. Grip the
passenger’s door handle to
unlock all the doors.
*
Make sure to touch the sensor
on the back of the handle.
The doors cannot be unlocked
for 3 seconds after the doors are
locked.
*: The door unlock settings can be changed. ( P. 117)
Touch the lock sensor (the indentation on the upper part of the
door handle) to lock all the doors.
Check that the door is securely locked.
Unlocking and locking the doors from the outside
1
2

SIENNA_OM_OM08013U_(U)
1113-2. Opening, closing and locking the doors
3
Operation of each component
◆Wireless remote control
Vehicles without a smart key system (type A)
Locks all doors
Check that the door is securely
locked.
Unlocks all doors
Pressing the button unlocks the
driver’s side doors. Pressing the
button again within 3 seconds
unlocks the other doors.
Vehicles without a smart key system (type B)
Locks all doors
Check that the door is securely
locked.
Unlocks all doors
Pressing the button unlocks the
driver’s side doors. Pressing the
button again within 3 seconds
unlocks the other doors.
Vehicles with a smart key system
Locks all doors
Check that the door is securely
locked.
Unlocks all doors
Pressing the button unlocks the
driver’s side doors. Pressing the
button again within 3 seconds
unlocks the other doors.
1
2
1
2
1
2

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SIENNA_OM_OM08013U_(U)
3-2. Opening, closing and locking the doors
◆Key
Vehicles without a smart key system
Locks all the doors
Unlocks all the doors
Turning the key unlocks the
driver’s side doors. Turning the
key again within 3 seconds
unlocks the other doors.
Vehicles with a smart key system
The doors can also be locked and unlocked with the mechanical
key. ( P. 585)
1
2

SIENNA_OM_OM08013U_(U)
1133-2. Opening, closing and locking the doors
3
Operation of each component
■Operation signals
A buzzer sounds and the emergency flashers flash to indicate that the doors
have been locked/unlocked. (Locked: Once; Unlocked: Twice)
■ Security feature
If a door is not opened within approximately 60 seconds after the vehicle is
unlocked, the security feature automatically locks the vehicle again.
■ When the door cannot be locked by the lock sensor on the upper part of
the front door handle
■ Door lock buzzer
If an attempt to lock the doors (except for power sliding doors or power back
door) is made when a door is not fully closed, a buzzer sounds continuously.
Fully close the door to stop the buzzer, and lock the vehicle once more.
■ Alarm (if equipped)
Using the wireless remote control to lock the doors will set the alarm system.
( P. 77)
■ If the smart key system or the wireless remote control does not operate
properly
Vehicles with a smart key system: Use the mechanical key to lock and unlock
the doors. ( P. 585)
Replace the key battery with a new one if it is depleted. ( P. 507)
Touch both lock sensors on the upper and
lower part of the front door handle simul-
taneously.