Lexus GS 350 Owner's Manual page 94

Intrusion sensor detection considerations
■
The sensor may trigger the alarm in the following situations:
A window or the moon roof (if equipped) is
●
open.
In this case, the sensor may detect the follow-
ing:
• Wind or the movement of objects such as
leaves and insects inside the vehicle
• Ultrasonic waves emitted from devices
such as the intrusion sensors of other vehi-
cles
• The movement of people outside the vehicle
Unstable items, such as dangling accessories
●
or clothes hanging on the coat hooks, are in
the vehicle.
Places with extreme vibrations or noises, or situations in which the vehicle is subject to
●
repeated impacts or vibrations:
• When parked in a parking garage
• When the vehicle is transported by a ferry, trailer, train, etc.
• When ice adhering to the vehicle is removed
• When the vehicle is in an automatic or high-pressure car wash
• When in a hail or lightning storm
Tilt sensor detection considerations
■
The sensor may trigger the alarm in the following situations:
The vehicle is transported by a ferry, trailer, train, etc.
●
The vehicle is parked in a parking garage.
●
The vehicle is inside a car wash that moves the vehicle.
●
Any of the tires loses air pressure.
●
The vehicle is jacked up.
●
An earthquake occurs or the road caves in.
●
GS350_300_GS F_OM_OM30J17E_(GE)
1-2. Theft deterrent system
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