alarm Lexus GS450h 2007 Hybrid system / LEXUS 2007 GS450H THROUGH JUNE 2006 PROD. QUICK REFERENCE MANUAL

Topic 1
Entering and Exiting
7
Keys
nElectronic key
lLocks and unlocks the doors
lOpens the trunk
lStarts and stops the hybrid system
nMechanical key
lLocks and unlocks the doors
lOpens the trunk
lLocks and unlocks the glove box
The mechanical key is stored inside the electronic
key. To extract the key, release the latch and pull.
nWireless remote control
Locks the doors
Unlocks the doors
Opens the trunk
Sounds the alarm
(To stop the alarm, push any button on the
wireless remote control.)1
2
3
4
The wireless remote control can also be used to open the windows and moon roof.
To do so, simply press and hold button.

Topic 1
Entering and Exiting
9
Anti-theft System
nHybrid vehicle immobilizer system
The hybrid vehicle immobilizer system prevents
the hybrid system from being started in the event
that an attempt is made to start the vehicle using
an unregistered key.
The security indicator light flashes to indicate that
the system is set.
nAlarm
When forcible entry is detected, the alarm
attracts attention to the vehicle by sounding the
horn and flashing the exterior lights.
When all the doors are locked, the security indi-
cator light comes on and begins to flash after
approximately 30 seconds to indicate that the
system is armed.
nSteering lock
The steering lock is engaged when the driver’s
door is opened with the power switch OFF.
The anti-theft system includes the following features to help protect your vehicle from theft.
To stop the alarm, start the hybrid system or unlock the doors or trunk using the entry func-
tion or the wireless remote control. (The alarm will stop after several seconds.)

54
Entering and Exiting
Before Driving
When Driving
Rain and
Night Driving
Driving Comfort
Opening and Closing
What to do if ...
Customizing
Yo u r L e x u s
Electronic Key Alarm
The electronic key alarm uses an alarm and warning messages to indicate that the electronic
key has been used improperly. Take appropriate measure in response to any warning mes-
sages that are displayed. In some cases, an alarm may sound without an accompanying
warning message. If so, follow the correction procedure in the table below.
AlarmSituationCorrection procedure
Exterior alarm sounds
once for 2 seconds
Tried to lock the doors
using the entry function
while the electronic key is
still inside the passenger
compartmentRetrieve the electronic key
from the passenger com-
partment and lock the
doors again.
Tried to exit the vehicle
with the electronic key and
lock the doors without first
turning the power switch
OFF
Tu r n t h e p o w e r s w i t c h O F F
and lock the doors again.
Closed the trunk while the
electronic key is still inside
and all doors are lockedRetrieve the electronic key
from the trunk and close
the trunk lid.
Exterior alarm sounds
once for 10 secondsTried to lock the vehicle
using the entry function
while a door is openClose all of the doors and
lock the doors again.
Interior alarm sounds
continuouslyTried to open the door and
exit the vehicle without
shifting the shift lever to P
Shift the shift lever to P.
Interior alarm rings
continuously
Switched to ACC mode
while the driver's door is
open (Opened the driver's
door when the power
switch is in ACC mode.)
Tu r n t h e p o w e r s w i t c h O F F
and close the driver's door.
Turned the power switch
OFF while the driver's
door is still open
Close the driver's door.