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861-3. Theft deterrent system
ES350 300h_OM_OM33A01U_(U)
■Alarm-operated door lock
●When the alarm is operating, the doors are locked automatically to prevent intrud-
ers.
●Do not leave the key inside the vehicle when the alarm is operating, and make sure
the key is not inside the vehicle when recharging or replacing the battery.
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.
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119
ES350 300h_OM_OM33A01U_(U)
3
Operation of
each component
3-1. Key information
Keys .................................................. 120
3-2. Opening, closing and locking the doors and trunk
Smart access system with push-button start ............ 123
Wireless remote control .......... 136
Doors ............................................... 139
Trunk ..................................................144
3-3. Adjusting the seats Front seats ........................................ 151
Driving position memory ......... 153
Head restraints ............................ 159
3-4. Adjusting the steering wheel and mirrors
Steering wheel ..............................162
Inside rear view mirror.............. 164
Outside rear view mirrors ........ 167
3-5. Opening, closing the windows and moon roof
Power windows .............................170
Moon roof ....................................... 173
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120
ES350 300h_OM_OM33A01U_(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 2 3 )
• Operating the wireless remote control function ( P. 1 3 6 )
Mechanical keys
Key number plate
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 cylin-
der, 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 func-
tion does not operate properly, you
will need the mechanical key.
( P. 8 0 2 )
The keys
1
2
3
Using the mechanical key
Page 121 of 908

ES350 300h_OM_OM33A01U_(U)
1213-1. Key information
3
Operation of each component
■When required to leave the vehicle’s key with a parking attendant
Turn the trunk opener main switch off and lock the glove box as circumstances
demand. (P. 145, 608)
Remove the mechanical key for your own use and provide the attendant with the
electronic key only.
■If you lose your mechanical keys
New genuine mechanical keys can be made by your Lexus dealer using the other
mechanical key and the key number stamped on your key number plate. Keep the
plate in a safe place such as your wallet, not in the vehicle.
■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.
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122
ES350 300h_OM_OM33A01U_(U)
3-1. Key information
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 temp eratures 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 materi als 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 induction cookers, or medical electrical equipment, such as
low-frequency therapy equipment.
■Carrying the electronic key on your person
Carry the electronic key 3.9 in. (10 cm) or more away from electric appliances that
are turned on. Radio waves emitted from electric appliances within 3.9 in. (10 cm)
of the electronic key may interfere with the key, causing the key to not function
properly.
■In case of a smart access system with push-button start malfunction or other key-
related problems
Take your vehicle with all the electronic keys provided with your vehicle to your
Lexus dealer.
■When an electronic key is lost
If the electronic key remains lost, the risk of vehicle theft increases significantly.
Visit your Lexus dealer immediately with all remaining electronic keys that was
provided with your vehicle.
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123
ES350 300h_OM_OM33A01U_(U)
3-2. Opening, closing and locking the doors and trunk
3
Operation of each component
Smart access system with push-button start
The following operations can be performed simply by carrying the elec-
tronic key on your person, for exam ple in your pocket. (The driver should
always carry the electronic key.)
■Operation signals
A buzzer sounds and the emergency flashe rs flash to indicate that the doors have
been locked/unlocked. (Locked: once; Unlocked: twice)
■Security feature
If a door is not opened within approx imately 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 plate lights automatically turn on at night
when the doors are unlocked using the entr y function or wireless remote control if
the light switch is in the “AUTO” position.
Function summary
Hybrid vehiclesGasoline vehicles
Locks and unlocks the doors ( P. 1 2 4 )
Opens the trunk ( P. 1 2 4 )
Starts the engine ( P. 1 9 7 )
Starts the hybrid system ( P. 2 0 4 )1
2
3
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126
ES350 300h_OM_OM33A01U_(U)
3-2. Opening, closing and locking the doors and trunk
■Effective range (areas within which the electronic key is detected)
When locking or unlocking the
doors
The system can be operated when
the electronic key is within about
2.3 ft. (0.7 m) of an outside door
handle. (Only the doors detecting
the key can be operated.)
When opening the trunk
The system can be operated when
the electronic key is within about
2.3 ft. (0.7 m) of the trunk release
button.
When starting the engine
or changing
“START STOP ENGINE”
<“POWER”> switch modes
The system can be operated when
the electronic key is inside the vehi-
cle.
■When the door cannot be locked by the lock sensor on the upper part of the door
handle
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.
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ES350 300h_OM_OM33A01U_(U)
1273-2. Opening, closing and locking the doors and trunk
3
Operation of each component
■Alarms and warning indicators
An alarm sounds and warning message displays shown on the multi-information dis-
play are used to protect against unexpected accidents or theft of the vehicle result-
ing from erroneous operation. When a warning message is displayed, take
appropriate measures based on the displayed message. ( P. 76 1 )
When only an alarm sounds, circumstance s and correction procedures are as fol-
lows.
AlarmSituationCorrection procedure
Exterior alarm sounds
once for 5 seconds
The trunk was closed
while the electronic key
was still inside the trunk
and all the doors were
locked.
Retrieve the electronic
key from the trunk and
close the trunk lid.
An attempt was made to
lock the vehicle while a
door was open.Close all of the doors and
lock the doors again.
Interior alarm sounds
continuously
The “START STOP
ENGINE” <“POWER”>
switch was turned to
ACCESSORY mode
while the driver’s door
was open (or the driver’s
door was opened while
the “START STOP
ENGINE” <“POWER”>
switch was in ACCES-
SORY mode).
Tu r n t h e “ S T A R T S T O P
ENGINE” <“POWER”>
switch off and close the
driver’s door.