Page 68 of 576

681-2. Theft deterrent system
ES350_OM_OM33B64U_(U)
■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 follow-
ing:
●Nobody is in the vehicle.
●The windows and moon roof are closed before the alarm is set.
●No valuables or other personal items are left in the vehicle.
■Triggering of the alarm
The alarm may be triggered in the following situations:
(Stopping the alarm deactivates the alarm system.)
■Alarm-operated door lock
In the following cases, the door may automatically lock:
●When a person remaining in the vehicle unlocks the door and the alarm is activated.
●While the alarm is activated, a person remaining in the vehicle unlocks the door.
●When recharging or replacing the battery.
●A person inside the vehicle opens a door, the
trunk or hood, or unlocks the vehicle using an
inside lock button.
●The battery is recharged or replaced when the
vehicle is locked. (P. 5 0 3 )
NOTICE
■To ensure the system operates correctly
Do not modify or remove the system. If modified or removed, the proper operation of
the system cannot be guaranteed.
Page 89 of 576
89
ES350_OM_OM33B64U_(U)
3
Operation of
each component
3-1. Key information
Keys .................................................... 90
3-2. Opening, closing and locking the doors and trunk
Doors ................................................. 93
Trunk ................................................... 99
Smart access system with push-button start ............ 106
3-3. Adjusting the seats Front seats ........................................ 114
Driving position memory ........... 115
Head restraints .............................. 119
3-4. Adjusting the steering wheel and mirrors
Steering wheel ..............................122
Inside rear view mirror............... 124
Outside rear view mirrors ........126
3-5. Opening, closing the windows and moon roof
Power windows .............................129
Moon roof ...................................... 132
Page 90 of 576

90
ES350_OM_OM33B64U_(U)3-1. Key information
Keys
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart access systemwith push-button start ( P. 1 0 6 )
• Operating the wireless remote con-
trol function
Mechanical keys
Key number plate
Locks the doors ( P. 9 3 )
Unlocks the doors ( P. 9 3 )
Opens the windows and moon roof
*
( P. 9 3 )
Opens the trunk ( P. 99)
Sounds the alarm ( P. 9 1 )
*: This setting must be customized at your
Lexus dealer.
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 can-
not 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 mechan-
ical 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. 499)
The keys
1
2
3
Wireless remote control
1
2
3
4
5
Using the mechanical key
Page 93 of 576

93
ES350_OM_OM33B64U_(U)3-2. Opening, closing and
locking the doors and trunk
3
Operation of each component
Doors
◆Smart access system with push-button start
Carry the electronic key to enable this function.
Grip the driver’s door handle to
unlock the door. Grip the passen-
ger’s door handle to unlock all the
doors.
*
Make sure to touch the sensor on the
back of the handle.
The doors cannot be unlocked for
3 seconds after the doors are locked.
*: The door unlock settings can bechanged. ( P. 5 3 7 )
Touch the lock sensor (the indentation on the upper part of the door han-
dle) to lock all the doors.
Check that the door is securely locked.
◆Wireless remote control
Locks all the doors
Check that the door is securely
locked.
Unlocks all the doors
Pressing the button unlocks the
driver’s door. Pressing the button
again within 5 seconds unlocks the
other doors.
Press and hold to open the windows
and moon roof
*
*
: This setting must be customized at your Lexus dealer.
Unlocking and locking the doors from the outside
1
2
1
2
Page 94 of 576

94
ES350_OM_OM33B64U_(U)3-2. Opening, closing and
locking the doors and trunk
■Operation signals
A buzzer sounds and the emergency flashers flash to indicate that the doors have been
locked/unlocked. (Locked: Once; Unlocked: Twice)
Windows and moon roof:
A buzzer sounds to indicate that th e windows and moon roof are opening.
■Security feature
If a door is not opened within approximately 60 seconds after the vehicle is unlocked, the
security feature automatically locks the vehicle again.
■Welcome light illumination control
The side marker, parking, tail and license plat e lights automatically turn on at night when
the doors are unlocked using the entry functi on or wireless remote control if the light
switch is in the “AUTO” position.
■When the door cannot be locked by the lock sensor on the upper part of the door han-
dle
■Door lock buzzer
If an attempt to lock the doors is made when a door is not fully closed, a buzzer sounds
continuously for 5 seconds. Fully close the door to stop the buzzer, and lock the vehicle
once more.
■Setting the alarm
Locking the doors will set the alarm system. ( P. 6 7 )
■If the smart access system with push-butto n start or the wireless remote control does
not operate properly
●Use the mechanical key to lock and unlock the doors. ( P. 4 9 9 )
●Replace the key battery with a new one if it is depleted. ( P. 4 5 1 )
If the door will not lock even when the topside
sensor area is touched, try touching both the
topside and underside sensor areas at the same
time.
Page 95 of 576
ES350_OM_OM33B64U_(U)
953-2. Opening, closing and locking the doors and trunk
3
Operation of each component
◆Door lock switch
Locks all the doors
Unlocks all the doors
◆Inside lock buttonsLocks the door
Unlocks the door
The front doors can be opened by
pulling the inside handle even if the
lock buttons are in the lock position.
Move the inside lock button to the lock position.
Close the door.
The door cannot be locked if the engi ne switch is in ACCESSORY or IGNI-
TION ON mode, or the electronic key is left inside the vehicle.
The key may not be detected correc tly and the door may be locked.
Unlocking and locking the doors from the inside
1
2
1
2
Locking the front doors from the outside without a key
1
2
Page 96 of 576
96
ES350_OM_OM33B64U_(U)3-2. Opening, closing and
locking the doors and trunk
The door cannot be opened from inside
the vehicle when the lock is set.
Unlock
Lock
These locks can be set to prevent chil-
dren from opening the rear doors. Push
down on each rear door switch to lock
both rear doors.
The following functions can be set or canceled:
For instructions on customizing, refer to P. 533.
Rear door child-protector lock
1
2
Automatic door locking and unlocking systems
FunctionOperation
Shift position linked
door locking functionShifting the shift lever out of P locks all doors.
Shift position linked
door unlocking functionShifting the shift lever to P unlocks all doors.
Speed linked door locking
functionAll doors are locked when the vehicle speed is approx-
imately 12 mph (20 km/h) or higher.
Driver’s door linked door
unlocking functionAll doors are unlocked when the driver’s door is
opened within 45 seconds after turning the engine
switch off.
Page 97 of 576

ES350_OM_OM33B64U_(U)
973-2. Opening, closing and locking the doors and trunk
3
Operation of each component
■Switching the door unlock function
It is possible to set which doors the entry fu nction unlocks using the wireless remote con-
trol.
Turn the engine switch off.
When the indicator light on the key su rface is not on, press and hold , or
for approximately 5 seconds while pressing and holding .
The setting changes each time an operatio n is performed, as shown below. (When
changing the setting continuously, release the buttons, wait for at least 5 seconds, and
repeat step .)
To prevent unintended triggering of the alarm, unlock the doors using the wireless
remote control and open and close a door once after the settings have been changed. (If
a door is not opened within 60 seconds af ter is pressed, the doors will be locked
again and the alarm will automatically be set.)
In case that the alarm is triggered, immediately stop the alarm. ( P. 6 7 )
■Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, all the doors are unlocked.
Depending on the force of the impact or the type of accident, however, the system may
not operate.
■Using the mechanical key
The doors can also be locked and unlocked with the mechanical key. ( P. 499)
■Conditions affecting the operation of the sm art access system with push-button start
or wireless remote control
P. 1 0 8
■Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: P. 5 3 3 )
1
2
2
Multi-information
displayUnlocking functionBeep
Holding the driver’s door handle
unlocks only the driver’s door.
Exterior: Beeps 3 times
Interior: Pings once
Holding a passenger’s door han-
dle unlocks all the doors.
Holding a door handle unlocks
all the doors.Exterior: Beeps twice
Interior: Pings once