2022 LEXUS ES350 engine

1023-2. Opening, closing and locking the doors and trunk
■Trunk opener switch
Press the trunk opener switch.
WARNING
●On an incline, the trunk lid may sud-
denly shut after it opens automatically.
Make sure the trunk lid is fully open
and secure before using the trunk.
●In the following situations, the power
trunk lid may detect an abnormality
and automatic operation may be
stopped. In this case, the trunk lid has
to be operated manually. Take extra
care in this situation, as the stopped
trunk lid may suddenly shut, causing an
accident.
• When the trunk lid contacts an obsta- cle
• When the battery voltage suddenly drops, such as when the engine switch
is turned to IGNITION ON mode or
the engine is started during automatic
operation
●Do not attach any accessories other
than genuine Lexus parts to the trunk
lid. The power trunk lid may not oper-
ate, causing itself to malfunction, or the
trunk lid may suddenly shut again after
it is opened.
■Hands Free Power Trunk Lid (vehi-
cles with power trunk lid)
Observe the following precautions.
Failure to do so may cause serious injury.
●Exhaust gases cause the exhaust pipes
to become quite hot. When operating
the Hands Free Power Trunk Lid, be
careful not to touch the exhaust pipe.
●Do not operate the Hands Free Power
Trunk Lid if there is little space under
the rear bumper.
■Jam protection function (vehicles
with power trunk lid)
Observe the following precautions.
Failure to do so may cause serious injury.
●Never use any part of your body to
intentionally activat e the jam protec-
tion function.
●The jam protection function may not
work if something gets caught just
before the trunk lid fully closes. Be
careful not to catch fingers or anything
else in the trunk lid.
●The jam protection function may not
work depending on the shape of the
object that is caught. Be careful not to
catch fingers or anything else.
NOTICE
■To prevent trunk easy closer mal-
functions (vehicles with power trunk
lid)
Do not apply force to the trunk lid while
the trunk easy closer is operating.
■To prevent damage to the power
trunk lid (vehicles with power trunk
lid)
●Make sure that there is no luggage or
snow on the trunk lid before operating
the power trunk lid. In addition, make
sure that there is no ice between the
trunk lid and frame that prevents
movement of the trunk lid. Operating
the power trunk lid when excessive
load is present on the trunk lid may
cause a malfunction.
●Do not apply excessive force to the
trunk lid while the power trunk lid is
operating.
Opening/closing the trunk

1043-2. Opening, closing and locking the doors and trunk
while a foot is detected under the
rear bumper.
• Operate the Hands Free Power
Trunk Lid without contacting the
rear bumper with your foot.
• If another electronic key is in the cabin or trunk, it may take slightly
longer than normal for the opera-
tion to occur.
Kick sensor
Hands Free Power Trunk Lid oper-
ation detection area
3 When the kick sensor detects that
your foot is pulled back, a buzzer
will sound and the trunk will auto-
matically fully open/close.
If a foot is moved under the rear bumper
while the trunk lid is opening, the trunk lid
will stop moving.
If a foot is moved under the rear bumper
while the trunk lid is closing, the trunk lid
will open.
■Trunk closer switch (vehicles with
power trunk lid)
Press the trunk closer switch.
A buzzer will sound and the trunk lid will
fully close.
Pressing the switch while the trunk lid is
closing opens the trunk lid again.
■Trunk grip
Using the trunk grip, pull down the
trunk lid without applying sideways
force and push the trunk lid down from
the outside to close it.
■Trunk light
The trunk light turns on when the trunk is
opened.
■Trunk easy closer (vehicles with power
trunk lid)
In the event that the trunk lid is left slightly
open, the trunk easy closer will automati-
cally close it to the fully closed position.
●The trunk easy closer will operate
regardless of the engine switch mode.
●If the trunk easy closer does not operate,
open the trunk to the half open position
or more and then close it.
■Function to prevent the trunk being
locked with the electronic key inside
●When all doors are locked, closing the
trunk lid with the electronic key left inside
the trunk will sound an alarm.
In this case, the trunk lid can be opened
by pressing the trunk release button on
A
B

1053-2. Opening, closing and locking the doors and trunk
3
Before driving
the trunk lid.
●If the spare electronic key is put in the
trunk with all the doors locked, the key
confinement prevention function is acti-
vated so the trunk can be opened. In
order to prevent theft, take all electronic
keys with you when leaving the vehicle.
●If the electronic key is put in the trunk
with all the doors locked, the key may not
be detected depending on the location of
the key and the surrounding radio wave
conditions. In this case, the key confine-
ment prevention function cannot be acti-
vated, causing the doors to lock when the
trunk is closed. Make sure to check
where the key is before closing the trunk.
●The key confinement prevention function
cannot be activated if any one of the
doors is unlocked. In this case, open the
trunk using the trunk opener.
■Overload protection function (vehicles
with power trunk lid)
The trunk lid will not operate when exces-
sive load is present on the top of the trunk
lid.
■Fall-down protection function (vehicles
with power trunk lid)
While the trunk lid is opening automatically,
applying excessive force to it will stop the
opening operation to prevent the trunk lid
from rapidly falling down.
■Jam protection function (vehicles with
power trunk lid)
While the trunk lid is closing automatically,
the trunk lid will stop closing and open if
something gets caught.
■Internal trunk release lever
The trunk lid can be opened by pulling the
glow-in-the-dark lever located on the inside
of the trunk to the side. The lever will con-
tinue to glow for some time after the trunk
lid is closed.
■Using the mechanical key
The trunk can be also opened using the
mechanical key. ( P.376) If the trunk is
unlocked using the mechanical key, the
power trunk lid and trunk easy closer will
not be operational. To return them to an
operational state, fully close the trunk lid by
hand.
■If the smart access system with push-
button start or the wireless remote con-
trol does not operate properly
Use the mechanical key to unlock the trunk.
(  P.376)
Replace the key battery with a new one if it
is depleted. ( P.333)
■Hands Free Power Trunk Lid operating
conditions (vehicles with power trunk
lid)
●When the Hands Free Power Trunk Lid
(kick sensor) operation setting is turned
on and the engine sw itch is turned off
●When an electronic key is carried within
the operation range
■Situations in which the Hands Free
Power Trunk Lid may not operate prop-
erly (vehicles with power trunk lid)
In the following situations, the Hands Free
Power Trunk Lid may not operate properly:
●When a foot remains under the rear
bumper
●If the rear bumper is strongly hit with a
foot or is touched for a while
If the rear bumper has been touched for a
while, wait for a short time before
attempting to operate the Hands Free
Power Trunk Lid again.
●When operated while a person is too
close to the rear bumper
●When an external radio wave source
interferes with the communication

1073-2. Opening, closing and locking the doors and trunk
3
Before driving
On
Off
When the trunk opener main switch is off,
the trunk lid cannot be opened even with
the wireless remote control, entry function
or Hands Free Power Trunk Lid (if
equipped).
■When leaving a key to the vehicle with a
parking attendant
 P.95
■Antenna location
Antennas outside the cabin
Antennas inside the cabin
Antenna inside the trunk
Antenna outside the trunk
A
B
Smart access system with
push-button start
The following operations can be
performed simply by carrying the
electronic key (including the card
key) on your pers on, for example in
your pocket. The driver should
always carry the electronic key.
 Locks and unlocks the doors
( P.96)
 Opens the trunk ( P.103)
 Starts the engine ( P.144)
A
B
C
D

1083-2. Opening, closing and locking the doors and trunk
■Effective range (areas within which the
electronic key is detected)When locking or un locking 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 oper-
ated.)
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
engine switch modes
The system can be operated when the
electronic key is inside the vehicle.
■If an alarm sounds or a warning message
is displayed
An alarm sounds and warning messages
are displayed on the multi-information dis-
play to protect against unexpected acci-
dents or theft of the vehicle resulting from
erroneous operation. When a warning
message is displayed, take appropriate
measures based on the displayed message.
When only an alarm sounds, circumstances
and correction procedures are as follows.
●When an exterior alarm sounds once for
5 seconds
●When an interior alarm sounds continu-
ously
■If “Key Detected in Vehicle” is shown on
the multi-information display
An attempt was made to lock the doors
using the smart access system with push-
button start while the electronic key was still
inside the vehicle. Retrieve the electronic
key from the vehicle and lock the doors
again.
A
B
C
SituationCorrection proce- dure
The trunk was
closed while the
electronic key was
still inside the trunk
and all the doors
were locked.
Retrieve the elec-
tronic 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.
SituationCorrection proce-dure
The engine switch
was turned to
ACCESSORY
mode while the
driver’s door was
open (or the driver’s
door was opened
while the engine
switch was in
ACCESSORY
mode).
Turn the engine
switch off and close
the driver’s door.
The engine switch
was turned off while
the driver’s door
was open.
Close the driver’s
door.

1093-2. Opening, closing and locking the doors and trunk
3
Before driving
■Battery-saving function
The battery-saving function will be acti-
vated in order to prevent the electronic key
battery and the battery from being dis-
charged while the vehicle is not in operation
for a long time.
●In the following situations, the smart
access system with push-button start may
take some time to unlock the doors.
• The electronic key has been left within
approximately 6 ft. (2 m) of the outside of
the vehicle for 10 minutes or longer.
• The smart access system with push-but-
ton start has not been used for 5 days or
longer.
●If the smart access system with push-but-
ton start has not been used for 14 days or
longer, the doors cannot be unlocked at
any doors except the driver’s door. In this
case, take hold of the driver’s door han-
dle, or use the wireless remote control or
mechanical key, to unlock the doors.
■Turning an electronic key to battery-
saving mode
●When battery-saving mode is set, battery
depletion is minimized by stopping the
electronic key from receiving radio
waves.
Press twice while pressing and
holding . Confirm that the elec-
tronic key indicator flashes 4 times.
While the battery-saving mode is set, the
smart access system with push-button
start cannot be used. To cancel the func-
tion, press any of the electronic key but-
tons.
●Electronic keys that will not be used for
long periods of time can be set to the bat-
tery-saving mode in advance.
■Conditions affecting operation
The smart access system with push-button
start uses weak radio waves. In the follow-
ing situations, the communication between
the electronic key and the vehicle may be
affected, preventing the smart access sys-
tem with push-button start, wireless remote
control and engine immobilizer system
from operating properly.
(Ways of coping:  P.376)
●When the electronic key battery is
depleted
●Near a TV tower, electric power plant,
gas station, radio station, large display,
airport or other facility that generates
strong radio waves or electrical noise
●When the electronic key is in contact
with, or is covered by the following metal-
lic objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
•Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
●When other wireless keys (that emit
radio waves) are being used nearby
●When carrying the electronic key
together with the following devices that
emit radio waves
• Portable radio, cellular phone, cordless phone or other wireless communication
device
• Another electronic key or a wireless key that emits radio waves
• Personal computers or personal digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic content or
metallic objects are attached to the rear
window
●When the electronic key is placed near a
battery charger or electronic devices
●When the vehicle is parked in a pay park-
ing spot where radio waves are emitted.
■Notes for the entry function
●Even when the electronic key is within the

1103-2. Opening, closing and locking the doors and trunk
effective range (detection areas), the sys-
tem may not operate properly in the fol-
lowing cases:
• The electronic key is too close to the win- dow or outside door handle, near the
ground, or in a high place when the doors
are locked or unlocked.
• The electronic key is near the ground or in a high place, or too close to the center
of the rear bumper when the trunk is
opened.
• The electronic key is on the instrument
panel, rear package tray or floor, or in the
door pockets or glove box when the
engine is started or engine switch modes
are changed.
●Do not leave the electronic key on top of
the instrument panel or near the door
pockets when exiting the vehicle.
Depending on the radio wave reception
conditions, it may be detected by the
antenna outside the cabin and the doors
will become lockable from the outside,
possibly trapping the electronic key
inside the vehicle.
●As long as the electronic key is within the
effective range, the doors may be locked
or unlocked by anyone. However, only
the doors detecting the electronic key
can be used to unlock the vehicle.
●Even if the electronic key is not inside the
vehicle, it may be possible to start the
engine if the electronic key is near the
window.
●The doors may unlock or lock if a large
amount of water splashes on the door
handle, such as in the rain or in a car
wash, when the electronic key is within
the effective range. (The doors will auto-
matically be locked after approximately
60 seconds if the doors are not opened
and closed.)
●If the wireless remote control is used to
lock the doors when the electronic key is
near the vehicle, there is a possibility that
the door may not be unlocked by the
entry function. (Use the wireless remote
control to unlock the doors.)
●Touching the door lock sensor while
wearing gloves may delay or prevent
lock operation. Remove the gloves and
touch the lock sensor again.
●When the lock operation is performed
using the lock sensor, recognition signals
will be shown up to two consecutive
times. After this, no recognition signals
will be given.
●Unlocking the vehicle may take more
time if another electronic key is within the
effective range.
●If the door handle becomes wet while the
electronic key is within the effective
range, the door may lock and unlock
repeatedly. In this case, follow the follow-
ing correction procedures to wash the
vehicle:
• Place the electronic key in a location 6 ft. (2 m) or more away from the vehicle.
(Take care to ensure that the key is not
stolen.)
• Set the electronic key to battery-saving
mode to disable the smart access system
with push-button start. ( P.109)
●If the electronic key is inside the vehicle
and a door handle becomes wet during a
car wash, a message may be shown on
the multi-information display and a
buzzer will sound outside the vehicle. To
turn off the alarm, lock all the doors.
●The lock sensor may not work properly if
it comes into contact with ice, snow, mud,
etc.
Clean the lock sensor and attempt to
operate it again.
●A sudden approach to the effective
range or door handle may prevent the
doors from being unlocked. In this case,
return the door handle to the original
position and check that the doors unlock
before pulling the door handle again.
■When the vehicle is not driven for
extended periods
●To prevent theft of the vehicle, do not
leave the electronic key within 6 ft. (2 m)
of the vehicle.
●The smart access system with push-but-
ton start can be deactivated in advance.
●Battery-saving mode can reduce the
power consumption of electronic keys.
( P.109)

1113-2. Opening, closing and locking the doors and trunk
3
Before driving
■To operate the system properly
●Make sure to carry the electronic key
when operating the system. Do not get
the electronic key too close to the vehicle
when operating the system from the out-
side of the vehicle.
Depending on the position and holding
condition of the electronic key, the key
may not be detected correctly and the
system may not operate properly. (The
alarm may go off accidentally, or the door
lock prevention function may not oper-
ate.)
●Do not leave the electronic key inside the
trunk.
The key confinement prevention function
may not operate, depending on the loca-
tion of the key (close to a spare tire, the
inside edge of the trunk), conditions
(inside a metal bag, close to metallic
objects) and the radio waves in the sur-
rounding area. (P.104)
■If an electronic key does not work prop-
erly
●If the doors cannot be locked or
unlocked and the trunk cannot be
opened, perform the following.
• Bring the electronic key close to the door
handle and perform a lock or unlock
operation.
• Bring the electronic key close to the but-
ton on the trunk ( P.103) and press the
button.
• Use the wireless remote control.
If the doors cannot be locked or unlocked
by perform the above, use the mechanical
key. ( P.376)
For Canada: However, if the mechanical
key is used while the alarm system is set, the
warning will sound. ( P.60)
●If the engine cannot be started, refer to
P.378
■Customization
Settings (e. g. smart access system with
push-button start) can be changed.
(Customizable features: P.408)
If the smart access system with push-button
start has been deactivated in a customized
setting, refer to the explanations for the fol- lowing operations.
●Locking and unlocking the doors and
opening the trunk:
Use the wireless remote control or
mechanical key. (
P.96, 103, 376)
●Starting the engine and changing engine
switch modes: P.378
●Stopping the engine: P.146
WARNING
■Caution regarding interference with
electronic devices
●People with implantable cardiac pace-
makers, cardiac resynchronization
therapy-pacemakers or implantable
cardioverter defibrillators should keep
away from the smart access system
with push-button start antennas.
( P.107)
The radio waves may affect the opera-
tion of such devices. If necessary, the
entry function can be disabled. Ask
your Lexus dealer for details, such as
the frequency of radio waves and tim-
ing of the emitted radio waves. Then,
consult your doctor to see if you
should disable the entry function.
●Users of any electrical medical device
other than implantable cardiac pace-
makers, cardiac resynchronization
therapy-pacemakers or implantable
cardioverter defibrillators should con-
sult the manufacturer of the device for
information about its operation under
the influence of radio waves.
Radio waves could have unexpected
effects on the operation of such medi-
cal devices.
Ask your Lexus dealer for details on dis-
abling the entry function.