Lexus RX 450h 2010 Owner's Manual page 119

1-7. Theft deterrent 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 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.)
A person inside the vehicle opens a door or the hood.
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The 12-volt battery is recharged or replaced when the vehicle is locked.
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