2018 Lexus ES350 lock

ES350_OM_OM06134U_(U)
1033-2. Opening, closing and locking the doors and trunk
3
Operation of each component
■Trunk light
The trunk light turns on when the trunk is opened.
■Trunk easy closer (vehicles with power trunk opener and closer)
In the event that the trunk lid is left slightly open, the trunk easy closer will automatically
close it to the fully closed position.
■Function to prevent the trunk being lo cked with the electronic key inside
●When all doors are being locked, closing the tr unk lid with the electronic key left inside
the trunk will sound an alarm.
In this case, the trunk lid can be opened pr essing the trunk release button on the trunk
lid.
●Even when the spare electronic key is put in the trunk with all the doors locked, the key
confinement prevention function can be activated so the trunk can be opened. In order
to prevent theft, take all electronic keys with you when leaving the vehicle.
●Even when the electronic key is put in the trunk with all the doors are locked, the key
may not be detected depending on the plac es and the surrounding radio wave condi-
tions. In this case, the key confinement prevention function cannot be activated, 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 canno t 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 opener and closer)
The trunk lid will not operate wh en excessive load is present on the top of the trunk lid.
■Fall-down protection function (vehicles with power trunk opener and closer)
While the trunk lid is opening automatically, ap plying excessive force to it will stop the
opening operation to prevent the tr unk lid from rapidly falling down.
■Jam protection function (vehicles with power trunk opener and closer)
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 open ed by pulling the glow-
in-the-dark lever located on the inside of the
trunk lid to the side.
The lever will continue to glow for some time
after the trunk lid is closed.

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ES350_OM_OM06134U_(U)3-2. Opening, closing and
locking the doors and trunk
■Using the mechanical key
The trunk can be also opened using the mechanical key. ( →P. 504)
■When leaving a key to the vehicle with a parking attendant
→ P. 93
■If the smart access system with push-button start or the wireless remote control does
not operate properly
●Use the mechanical key to unlock the trunk. ( →P. 504)
●Replace the key battery with a new one if it is depleted. ( →P. 457)
■Customization
The trunk unlocking operation can be changed. (Customizable features: → P. 541)
WARNING
Observe the following precautions.
Failure to do so may result in death or serious injury.
■Before driving
●Make sure that the trunk lid is fully closed. If the trunk lid is not fully closed, it may
open unexpectedly while driv ing and hit near-by objects or luggage in the trunk may
be thrown out, causing an accident.
●Do not allow children to play in the trunk.
If a child is accidentally locked in the trun k, they could suffer from heat exhaustion,
suffocation or other injuries.
●Do not allow a child to open or close the trunk lid.
Doing so may cause the trunk lid to open unexpectedly, or cause the child’s hands,
head, or neck to be caught by the closing trunk lid.
■Important points while driving
Never let anyone sit in the trunk. In the even t of sudden braking or a collision, they are
susceptible to death or serious injury.

ES350_OM_OM06134U_(U)
1053-2. Opening, closing and locking the doors and trunk
3
Operation of each component
WARNING
■Using the trunk
Observe the following precautions.
Failure to do so may cause parts of the body to be caught, resulting in serious injury.
●Remove any heavy loads, such as snow and ice, from the trunk lid before opening it.
Failure to do so may cause the trunk lid to suddenly shut again after it is opened.
●When opening or closing the trunk lid, thoroughly check to make sure the surround-
ing area is safe.
●If anyone is in the vicinity, make sure they are safe and let them know that the trunk is
about to open or close.
●Use caution when opening or closing the tr unk lid in windy weather as it may move
abruptly in strong wind.
●Do not attach any accessories other than genuine Lexus parts to the trunk lid. Such
additional weight on the trunk lid may cause the lid to suddenly shut again after it is
opened.
●Vehicles without power trunk opener and
closer: The trunk lid may suddenly shut if it is
not opened fully. It is more difficult to open or
close the trunk lid on an incline than on a level
surface, so beware of the trunk lid unexpect-
edly opening or closin g by itself. Make sure
that the trunk lid is fully open and secure
before using the trunk.
●When closing the trunk li d, take extra care to
prevent your fingers etc. from being caught.
●Vehicles without power trunk opener and
closer: When closing the trunk lid, make sure
to press it lightly on its outer surface. If the
trunk grip is used to fully close the trunk lid, it
may result in hands or arms being caught.

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ES350_OM_OM06134U_(U)3-2. Opening, closing and
locking the doors and trunk
WARNING
■Trunk easy closer (vehicles with power trunk opener and closer)
■Power trunk opener and closer (if equipped)
Observe the following precautions when operating the power trunk opener and closer.
Failure to do so may cause serious injury.
●Check the safety of the surrounding area to make sure there are no obstacles or any-
thing that could cause any of yo ur belongings to get caught.
●If anyone is in the vicinity, make sure they are safe and let them know that the trunk is
about to open or close.
●If the trunk closer switch is pressed while the trunk lid is opening during automatic
operation, the trunk lid stops opening. Take extra care when on an incline, as the trunk
lid may open or close suddenly.
●On an incline, the trunk lid may suddenly sh ut after it opens automatically. Make sure
the trunk lid is fully open and secure before using the trunk.
●In the following situations, the power trun k opener and closer may detect an abnor-
mality and automatic operation may be stoppe d. In this case, the trunk lid has to be
operated manually. Take extra care in this situation, as the stopped trunk lid may sud-
denly shut, causing an accident.
• When the trunk lid contacts an obstacle
• 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 opera-
tion
●Do not attach any accessories other than genuine Lexus parts to the trunk lid. The
power trunk opener and closer may not operate, causing itself to malfunction, or the
trunk lid may suddenly shut again after it is opened.
■Jam protection function (vehicles with power trunk opener and closer)
Observe the following precautions.
Failure to do so may cause serious injury.
●Never use any part of your body to intentionally activate the jam protection function.
●The jam protection function may not work if something gets caught just before the
trunk lid fully closes. Be careful not to catc h 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.
In the event that the trunk lid is left slightly open,
the trunk easy closer will automatically close it
to the fully closed position. It takes several sec-
onds before the trunk easy closer begins to
operate. Be careful not to catch fingers or any-
thing else in the trunk lid, as this may cause
bone fractures or other serious injuries.

ES350_OM_OM06134U_(U)
1073-2. Opening, closing and locking the doors and trunk
3
Operation of each component
NOTICE
■To prevent trunk easy closer malfunctions (vehicles with power trunk opener and
closer)
Do not apply force to the trunk lid while the trunk easy closer is operating.
■To prevent damage to the power trunk open er and closer (vehicles with power trunk
opener and closer)
●Make sure that there is no luggage or snow on the trunk lid before operating the
power trunk opener and closer. In addition, ma ke sure that there is no ice between the
trunk lid and frame that prevents moveme nt of the trunk lid. Operating the power
trunk opener and closer 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 opener and closer
is operating.

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ES350_OM_OM06134U_(U)3-2. Opening, closing and
locking the doors and trunk
Smart access system with push-button start
●Locks and unlocks the doors ( →P. 95)
●Opens the trunk ( →P. 101)
●Starts the engine ( →P. 154)
■Antenna location
■Effective range (areas within which the electronic key is detected)
When starting the engine or changing engine switch modes
The system can be operated when the electronic key is inside the vehicle.
The following operations can be perfor med simply by carrying the electronic
key on your person, for example in your pocket. The driver should always
carry the electronic key.
Antennas outside the cabin
Antennas inside the cabin
Antenna outside the trunk
Antenna inside the trunk
When locking or unlocking the doors
The system can be operated when the elec-
tronic 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 elec-
tronic key is within about 2.3 ft. (0.7 m) of
the trunk release button.1
2
3
4

ES350_OM_OM06134U_(U)
1093-2. Opening, closing and locking the doors and trunk
3
Operation of each component
■Alarms and warning indicators
An alarm sounds and warning message displa ys shown on the multi-information display
are used to protect against unexpected accidents or theft of the vehicle resulting from
erroneous operation. When a warning messag e is displayed, take appropriate measures
based on the displayed message. ( →P. 488)
When only an alarm sounds, circumstances and correction procedures are as follows.
■Battery-saving function
The battery-saving function w ill be activated in order to prevent the electronic key bat-
tery and the vehicle battery from being discharged while the vehicle is not in operation
for a long time.
●In the following situations, the smart acce ss system with push-button start may take
some time to unlock the doors.
• The electronic key has been le ft in an area of approximately 6 ft. (2 m) of the outside
of the vehicle for 10 minutes or longer.
• The smart access system with push-button st art has not been used for 5 days or lon-
ger.
●If the smart access system with push-button start has not been used for 14 days or lon-
ger, the doors cannot be unlocked at any doors except the driver’s door. In this case,
take hold of the driver’s d oor handle, or use the wireless remote control or the mechan-
ical key, to unlock the doors.
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 con-
tinuously
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.

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ES350_OM_OM06134U_(U)3-2. Opening, closing and
locking the doors and trunk
■Electronic Key Battery-Saving Function
When battery-saving mode is set, battery depletion is minimized by stopping the elec-
tronic key from receiving radio waves.
■Conditions affecting operation
The smart access system with push-button st art uses weak radio waves. In the following
situations, the communication between the electronic key and the vehicle may be
affected, preventing the smar t access system with push-but ton start, wireless remote
control and engine immobilizer system from operating properly.
(Ways of coping: →P. 504)
●When the electronic key battery is depleted
●Near a TV tower, electric power plant, gas st ation, radio station, large display, airport or
other facility that generates strong radio wave s or electrical noise
●When carrying a portable radio, cellular phone, cordless phone or other wireless com-
munication device
●When the electronic key is in contact wi th, or is covered by the following metallic
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
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or person al digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic content or me tallic objects are attached to the rear win-
dow
Press twice while pressing and holding
. Confirm that the electronic key indica-
tor flashes 4 times.
While the battery-saving mode is set, the smart
access system with push -button start cannot be
used. To cancel the function, press any of the
electronic key buttons.