Page 69 of 529

64
1-3. Adjustable components (seats, mirrors, steering wheel)
IS F_EEUsing the door lock switch
Carry only the key (including the card key
) to which you want
to link the driving position. If 2 or more keys are in the vehicle,
the driving position cannot be linked properly.
Turn the “ENGINE START STOP” switch OFF and close
the driver's door.
While pressing the desired but-
ton (“1”, “2” or “3”), press the
lock or unlock side on the
driver’s door lock switch until
the signal beeps.
The driving position is recalled
when the driver's door is
unlocked using the entry func-
tion or wireless remote control
and the driver's door is opened.
: If equipped
STEP1
STEP2
Canceling the linked door unlock operation
Turn the “ENGINE START STOP” switch OFF and close the
driver's door.
Using the wireless remote control: While pushing the “SET” but-
ton, press on the wireless remote control until the signal
beeps.
Using the door lock switch: While pressing the “SET” button, press
the lock or unlock side on the door lock switch until the signal
beeps.
Operating the driving position memory after turning the “ENGINE START
STOP” switch OFF
Memorized positions (except for the steering wheel position) can be acti-
vated up to 180 seconds after the driver’s door is opened and another 60 sec-
onds after it is closed again, even after turning the “ENGINE START
STOP” switch OFF.
STEP1
STEP2
Page 104 of 529
96
1-6. Theft deterrent system
IS F_EE
Double locking system
Setting the double locking system
Turn the “ENGINE START STOP” switch OFF, have all the pas-
sengers exit the vehicle and ensure that all the doors are closed.
Using the entry function:
Press the lock button on the outside door handle twice within 2.5
seconds.
Using the wireless remote control:
Press twice within 5 seconds.
Canceling the double locking system
Using the entry function: Hold the outside door handle.
Using the wireless remote control: Press .
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.
Unauthorized access to the vehicle is prevented by disabling the door
unlocking function from both the interior and exterior of the vehicle.
Vehicles employing this sys-
tem have labels on the win-
dow glass of both front
doors.
Page 105 of 529

97
1
1-6. Theft deterrent system
Before driving
IS F_EE
Alarm
The system sounds the alarm and flashes the lights when forcible entry
is detected.
Triggering of the alarm
The alarm is triggered in the following situations with the
alarm set.
A locked door or trunk is unlocked or opened in any way
other than using the entry function or wireless remote door
lock function.
The hood is opened.
The intrusion sensor detects something moving inside the
vehicle. (An intruder gets in the vehicle.)
Setting the alarm system
Close the doors, trunk and
hood, and lock all doors
using the entry function or
the wireless remote control.
The system will be set auto-
matically after 30 seconds.
The indicator light changes
from being on to flashing
when the system is set.
Deactivating or stopping the alarm
Do one of the following to deactivate or stop the alarm.
Unlock the doors or trunk using the entry function or the
wireless remote control.
Start the engine. (The alarm will be deactivated or stopped
Page 108 of 529

100
1-6. Theft deterrent system
IS F_EE
Canceling the intrusion sensor
The alarm will be set even when the intrusion sensor is canceled.
To re-enable the intrusion sensor, press the “ENGINE START STOP”
switch or unlock the doors using the wireless remote door lock function
while the intrusion sensor is canceled.
Automatic re-enabling of the intrusion sensor
When the alarm system is set again, the intrusion sensor will also be set.
Intrusion sensor
The sensor may trigger the alarm in the following situations.
Persons or pets are in the vehicle.
Unstable items, such as dangling accessories or clothes hanging on the
coat hooks, are in the vehicle.
The windows or moon roof are open.
The vehicle is parked in a place where extreme vibration or noises occur,
such as in a parking garage.
The vehicle is inside an automatic or high-pressure car wash.
The vehicle experiences impacts, such as hail, lightning strikes, or other
kinds of repeated impacts or vibrations.
Ice or snow is removed from the vehicle, causing the vehicle to receive
repeated impacts or vibrations.
The wind or something similar causes an externally mounted reflectively
coated windshield cover to move.
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 using the mechanical key to unlock the doors or trunk
Deactivate the alarm.
If the doors or trunk are unlocked using the mechanical key with the alarm
operational, the alarm will be triggered.
Page 411 of 529

391
4-3. Do-it-yourself maintenance
4
Maintenance and care
IS F_EE
If the electronic key battery is discharged
The following symptoms may occur.
The smart entry & start system and wireless remote control will not
function properly.
The operational range is reduced.
Use a CR1632 lithium battery
Batteries can be purchased at any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional, jewelers, or camera
stores.
Replace only with the same or equivalent type recommended by any
authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
Dispose of used batteries according to the local laws.
When the card key battery needs to be replaced (if equipped)
The battery for the card key is available only at Lexus dealers. Your Lexus
dealer can replace the battery for you.
CAUTION
Removed battery and other parts
Keep away from children. These parts are small and if swallowed by a child,
they can cause choking. Failure to do so could result in death or serious
injury.
Certification for the smart entry & start system
RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCOR-
RECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE
INSTRUCTIONS.
Page 481 of 529
458
5-2. Steps to take in an emergency
IS F_EE
If the electronic key does not operate properly
Locking and unlocking the doors, unlocking the trunk and key linked func-
tions
Use the mechanical key built in to the electronic keys to operate
the doors. (P. 33)
An alarm will sound if the alarm is set. ( P. 9 7 )
Doors
Remove the cover on the
driver’s door handle.
Locks all doors
Closes the windows/moon
roof (turn and hold)
Unlocks all doors
Opens the windows/moon
roof (turn and hold)
If communication between the electronic key and vehicle is inter-
rupted (P. 41) or the electronic key cannot be used because the bat-
tery is depleted, the smart entry & start system and wireless remote
control cannot be used. In such cases, the doors and trunk can be
opened or the engine can be started by following the procedure below.
STEP1
STEP2
Page 507 of 529
484
IS F_EE
6-2. Customization
Customizable features
ItemFunctionDefault settingCustomized
setting
Smart entry
& start sys-
tem
(
P. 36)
Operation signal
(Emergency flashers) OnOff
Wireless
remote con-
trol
(
P. 52)
Unlocking operation
All doors
unlocked in
one step
Driver's door
unlocked in
one step, all
doors
unlocked in
two steps
Time elapsed before
automatic door lock
function is activated if
door is not opened after
being unlocked
30 seconds
60 seconds
120 seconds
Your vehicle includes a variety of electronic features that can be per-
sonalized to your preferences. Programming these preferences
requires specialized equipment and may be performed by any autho-
rized Lexus dealer or repairer, or another duly qualified and equipped
professional.
Some function settings are changed simultaneously with other func-
tions being customized. Contact any authorized Lexus dealer or
Page 510 of 529
487
6-2. Customization
6
Vehicle specifica-
IS F_EE
*: This function cannot be customized unless power window operation
using the wireless remote control is enabled.
Windshield
wipers and
washer
(
P. 176)
Switching operation
when the vehicle is sta-
tionary
OnOff
Drip prevention func-
tionOnOff
Time elapsed before the
drip prevention func-
tion operatesVa r i a b l e
depending on
the vehicle
speed
3 seconds
Lexus park-
ing assist-
sensor
(
P. 199)
Back sensor operation
display and buzzerOnOff
Buzzer volumeLevel 3Level 1 to 5
Distance which a sensor
detects150 cm (4.9 ft.)60 cm (2.0 ft.)
Illumination
(
P. 320)
Time elapsed before
lights turn off15 seconds7.5 seconds
30 seconds
Operation when the
doors are unlockedOnOff
Operation after the
“ENGINE START
STOP” switch is turned
OFF
OnOff
Front footwell lightsOnOff
Shift lever lightOnOff
Outer foot lightsOnOff
ItemFunctionDefault settingCustomized
setting