2012 Lexus GS250 entry function

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1 1-2. Theft deterrent system
GS350/250_EE (OM30C36E)
For safety and security
Double locking system
Vehicles employing this system
have labels on the window glass
of both front doors.
Turn the engine switch off, have all the passengers exit the vehicle
and ensure that all the doors are closed.
Using the entry function:
Touch the sensor area on the outside door handle twice within 5
seconds.
Using the wireless remote control:
Press twice within 5 seconds.
Using the entry function: Hold the outside door handle.
Using the wireless remote control: Press .
Unauthorized access to the vehicle is prevented by disabling the
door unlocking function from both the interior and exterior of the
vehicle.
Setting the double locking system
Canceling the double locking system
CAUTION
Double locking system precaution
Never activate the double locking system when there are people in the vehi-
cle because all the doors cannot be opened from inside the vehicle.

861-2. Theft deterrent system
GS350/250_EE (OM30C36E)
Alarm
The alarm uses light and sound to give an alert when an intrusion is
detected.
The alarm is triggered in the following situations when the alarm is
set:
A locked door is unlocked or opened in any way other than using
the entry function or wireless remote control. (The door will lock
again automatically.)
A trunk is opened in any way other than using the entry function,
wireless remote control or mechanical key.
The hood is opened.
The tilt sensor detects a change of vehicle inclination. (if
equipped)
Close the doors, trunk and hood,
and lock all the doors using the
entry function or wireless remote
control. The system will be set
automatically after 30 seconds.
The indicator light changes from
being on to flashing when the sys-
tem is set.
: If equipped
The alarm
Setting the alarm system

871-2. Theft deterrent system
1
GS350/250_EE (OM30C36E)
For safety and security
Do one of the following to deactivate or stop the alarm:
Unlock the doors or open the trunk using the entry function or
wireless remote control.
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.
Deactivating or stopping the alarm

901-2. Theft deterrent system
GS350/250_EE (OM30C36E)
Canceling and automatic re-enabling of the intrusion sensor and tilt sensor
The alarm will still be set even when the intrusion sensor and tilt sensor are
canceled.
After the intrusion sensor and tilt sensor are canceled, pressing the engine
switch or unlocking the doors using the entry function, wireless remote con-
trol or mechanical key will re-enable the intrusion sensor and tilt sensor.
The intrusion sensor and tilt sensor will automatically be re-enabled when
the alarm system is deactivated.
Intrusion sensor detection considerations
The sensor may trigger the alarm in the following situations:
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
A window or the moon roof is open.
In this case, the sensor may detect the
following:
• 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 vehicles
• The movement of people outside the
vehicle
Unstable items, such as dangling acces-
sories or clothes hanging on the coat
hooks, are in the vehicle.

1183-1. Key information
GS350/250_EE (OM30C36E)
Keys
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart entry &
start system (P. 123)
• Operating the wireless remote
control function (P. 1 4 1 )
Mechanical keys
Key number plate
Card key (electronic key) (if
equipped)
Operating the smart entry & start
system (P. 123)
The keys
1
2
3
4

1193-1. Key information
3
Operation of each component
GS350/250_EE (OM30C36E)To take out the mechanical key,
push the release button and take
the key out.
The mechanical key can only be
inserted in one direction, as the
key only has grooves on one side.
If the key cannot be inserted in a
lock cylinder, turn it over and re-
attempt to insert it.
After using the mechanical key,
store it in the electronic key. Carry
the mechanical key together with
the electronic key. If the electronic
key battery is depleted or the entry
function does not operate properly,
you will need the mechanical key.
(P. 821)
Using the mechanical key

1213-1. Key information
3
Operation of each component
GS350/250_EE (OM30C36E)
When riding in an aircraft
When bringing an electronic key onto an aircraft, make sure you do not press
any buttons on the electronic key while inside the aircraft cabin. If you are
carrying an electronic key in your bag etc., ensure that the buttons are not
likely to be pressed accidentally. Pressing a button may cause the electronic
key to emit radio waves that could interfere with the operation of the aircraft.
NOTICE
To prevent key damage
Do not drop the keys, subject them to strong shocks or bend them.
Do not expose the keys to high temperatures for long periods of time.
Do not get the keys wet or wash them in an ultrasonic washer etc.
Do not attach metallic or magnetic materials to the keys or place the keys
close to such materials.
Do not disassemble the keys.
Do not attach a sticker or anything else to the surface of the electronic key.
Do not place the keys near objects that produce magnetic fields, such as
TVs, audio systems and glass top ranges, or medical electrical equipment,
such as low-frequency therapy equipment.
Carrying the electronic key on your person
Carry the electronic key 10 cm (3.9 in.) or more away from electric appli-
ances that are turned on. Radio waves emitted from electric appliances
within 10 cm (3.9 in.) of the electronic key may interfere with the key,
causing the key to not function properly.
In case of a smart entry & start system malfunction or other key-related
problems
Take your vehicle with all the electronic keys provided with your vehicle,
including the card key, to any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional.

123
3 3-2. Opening, closing and locking the doors and trunk
Operation of each component
GS350/250_EE (OM30C36E)
Smart entry & start system
The following operations can be performed simply by carrying the
electronic key (including the card key) on your person, for example
in your pocket. (The driver should always carry the electronic key.)
Operation signals
The emergency flashers flash to indicate that the doors have been locked/
unlocked. (Locked: once; Unlocked: twice)
Security feature
If a door is not opened within approximately 30 seconds after the vehicle is
unlocked, the security feature automatically locks the vehicle again.
Welcome light illumination control
The front position, tail and license plate lights automatically turn on at night
when the doors are unlocked using the entry function or wireless remote con-
trol if the light switch is in the “AUTO” position.
Function summary
Locks and unlocks the doors (P. 124)
Opens the trunk (P. 124)
Starts the engine (P. 207)1
2
3