2012 Lexus IS 350 User Guide - Page 86

93

1-6. Theft deterrent system

1

■

System maintenance

The vehicle has a maintenance-free type alarm system.

■

Points to remember before locking the doors

To prevent unexpected triggering of the alarm, make sure to check the following

before locking the doors:

●

Nobody is in the vehicle.

●

The windows and moon roof are closed before the alarm is set.

●

The alarm system does not guarantee absolute security. To help prevent theft,

make sure to check that no valuables and so forth are left in the vehicle.

■

Unexpected triggering of the alarm

In the following situations, perform an operation that will deactivate or stop the

alarm (

→

P. 92)

■

When the battery is disconnected

Be sure to deactivate the alarm system.

If the battery is disconnected before deactivating the alarm system, the alarm may

be triggered when the battery is reconnected.

●

When someone without a key is left in the

vehicle and the doors are locked.

When a door, the trunk or hood is opened

from inside the vehicle, the alarm may be

triggered.

●

When

the

battery

is

recharged

or

replaced, due to battery discharge and so

forth, after locking the doors.

The alarm may be activated when the hood

is opened and the battery is reconnected

after the mechanical key has been used to

unlock the doors.