Toyota Sienna 2010-2025 Owners Manual: Deactivating or stopping the alarm

Do one of the following to deactivate or stop the alarm:

• Unlock the doors using the entry function (vehicles with a smart key system) or wireless remote control.
• Vehicles without a smart key system: Turn the engine switch to the “ACC” or “ON” position, or start the engine.

  Vehicles with a smart key system: Turn the engine switch to ACCESSORY or IGNITION ON mode, or start the engine.

  (The alarm will be deactivated or stopped after a few seconds.)

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. (

Alarm-operated door lock

In the following cases, depending on the situations, the door may automatically lock to prevent improper entry into the vehicle:

• When a person left in the vehicle triggers 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.