2021 LEXUS RC350 Owners Manual

893-2. Opening, closing and locking the doors and trunk
3
Before driving
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
after is pressed, the doors will be
locked again and the alarm will automati-
cally be set.)
In a case that the alarm is triggered, imme-
diately stop the alarm. (P.57)
■Impact detection door lock release sys-
tem
In the event that the vehicle is subject to a
strong impact, both side doors are
unlocked. Depending on the force of the
impact or the type of accident, however, the
system may not operate.
■Operation signals
A buzzer sounds and the emergency flash-
ers flash to indicate that the doors have
been locked/unlocked. (Locked: once;
Unlocked: twice)
A buzzer sounds to indicate that the win-
dows and moon roof are operating.
■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
entry function or wireless remote control if
the light switch is in the position.
■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.
■When the door cannot be locked by the
lock sensor on the surface of the door
handle
Use your palm to touch the lock sensor.
■Open door warning 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 vehi-
cle once more.
■Setting the alarm
Locking the doors will set the alarm system.
(  P.57)
■Conditions affecting the operation of
the smart access system with push-but-
ton start or wireless remote control
 P.96
■If the smart access system with
push-button start or the wireless remote
control does not operate properly
Use the mechanical key and/or inside lock
buttons to lock and unlock the doors.
(  P.317)
Replace the key battery with a new one if it
is depleted. ( P.277)
■Customization
Some functions can be customized.
(  P.351)
Multi-information
display/BeepUnlocking function
Exterior: Beeps 3 times
Interior: Pings once
Holding the driver’s
door handle unlocks
only the driver’s
door.
Holding the passen-
ger’s door handle
unlocks both side
doors.
Exterior: Beeps twice
Interior: Pings once
Holding either door
handle unlocks both
side doors.

903-2. Opening, closing and locking the doors and trunk
■Door lock switches (to
lock/unlock)
1 Locks both side doors
2 Unlocks both side doors
■Inside lock buttons (to lock/unlock)
1 Locks the door
2 Unlocks the door
Both side doors can be opened by pulling
the inside handle even if the lock buttons
are in the lock position.
■Locking the doors from the outside with-
out a key
1 Move the inside lock button to the lock
position.
2 Close the door.
The door cannot be locked if the engine
switch is in ACCESSORY or IGNITION
ON mode, or the electronic key is left
inside the vehicle. However, the key may not
be detected correctly and the door may be
locked.
■If a symbol indicating one or more of the
doors open is shown on the multi-infor-
mation display
The hood, one or more of the doors, or
trunk is not fully closed. If the vehicle
reaches a speed of 3 mph (5 km/h), the
master warning light flashes and a buzzer
sounds to indicate that the door(s) are not
fully closed. Make sure to close hood, all
doors and trunk.
The following functions can be set or
canceled:
For instructions on customizing, refer to
WARNING
■To prevent an accident
Observe the following precautions while
driving the vehicle.
Failure to do so may result in a door
opening and an occupant being thrown
out of the vehicle, re sulting in death or
serious injury.
●Ensure that both side doors are prop-
erly closed and locked.
●Do not pull the inside handle of the
doors while driving.
The doors may be opened even if the
inside lock buttons are in locked position.
■Side window open/close function
linked to door operation
Do not hold the upper edge of the side
window when you close the door. Other-
wise, your fingers or hand may be caught
in the window.
Unlocking and locking the doors
from the inside
Automatic door locking and
unlocking systems

913-2. Opening, closing and locking the doors and trunk
3
Before driving
P.351
FunctionOperation
Speed linked
door locking
function
Both side doors are
automatically locked
when vehicle speed is
approximately 12 mph
(20 km/h) or higher.
Shift position
linked door lock-
ing function
Both side doors are
automatically locked
when the shift lever is
shifted to a position
other than P.
Shift position
linked door
unlocking func-
tionBoth side doors are
automatically unlocked
when the shift lever is
shifted to P.
Driver’s door
linked door
unlocking func-
tionBoth side doors are
automatically unlocked
when driver’s door is
opened.
Trunk
The trunk can be opened using the
trunk opener switch, entry function
or wireless remote control.
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 driving 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 accident ally locked in the
trunk, they could suffer from heat
exhaustion, suffocation or other inju-
ries.
●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
event of sudden braking or a collision,
they are susceptible to death or serious
injury.
■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.

923-2. Opening, closing and locking the doors and trunk
■Trunk opener switch
Press the trunk opener switch.
■Smart access system with
push-button start
While carrying the electronic key,
press the button on the trunk lid.
When both side doors are unlocked
using one of the following methods, the
trunk can be opened without the elec-
tronic key:
 Entry function
 Wireless remote control
 Door lock switches
 Automatic door unlocking system
 Mechanical key
WARNING
●When opening or closing the trunk lid,
thoroughly check to make sure the
surrounding 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 trunk lid in windy weather as it may
move abruptly in strong wind.
●On an incline it is more difficult to
open or close the trunk lid than on a
level surface, so beware of the trunk lid
unexpectedly opening or closing by
itself. Make sure that the trunk lid is
fully open and secure before using the
trunk.
●When opening the trun k lid, take care
so that it does not hit anyone in the
face or any other part of the body.
●When closing the trunk lid, take extra
care to prevent your fingers etc. from
being caught.
●When closing the trunk lid, make sure
to press it lightly on its outer surface. If
the trunk handle is used to fully close
the trunk lid, it may result in hands or
arms being caught.
●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.
Opening/closing the trunk

933-2. Opening, closing and locking the doors and trunk
3
Before driving
■Wireless remote control
Press and hold the switch.
A buzzer sounds.
■Trunk grip
Using the trunk grip, lower the trunk
without applying force to the side and
push the trunk down from the outside
to close it.
■Trunk light
●The trunk light turns on when the trunk is
opened.
●If the trunk light is left on when the engine
switch is turned off, the light will go off automatically after 20 minutes.
■Function to prevent the trunk being
locked with the electronic key inside
●When both side doors are locked, closing
the trunk lid with the electronic key left
inside the trunk will sound an alarm.
In this case, the trun
k lid can be opened
by pressing the trunk release button on
the trunk lid.
●If the spare electronic key is put in the
trunk with both side 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
both side 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 either door is
unlocked. In this case, open the trunk
using the trunk opener.
■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 lid upward.
The lever will continue 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.317)

943-2. Opening, closing and locking the doors and trunk
■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.317)
Replace the key battery with a new one if it
is depleted. ( P.277)
■If a symbol indicating the trunk opens is
shown on the multi-information display
 P.90
■Customization
Some functions can be customized.
(  P.351)
To protect luggage stored in the trunk
against theft, the luggage security sys-
tem can be set to on.
1 Move the luggage security system
levers to the lock position.
To lock a luggage security system lever
from inside the cabin, fold the rear seat-
back forward, move the lever to the lock
position, and return the seatback to its
original position.
2To disable the trunk opener, turn
the main switch in the glove box off.
On
Off
When the main switch is off, the trunk lid
cannot be opened even with the wireless
remote control or entry function.
■When leaving a key to the vehicle with a
parking attendant
 P.87
Luggage security system
A
B

953-2. Opening, closing and locking the doors and trunk
3
Before driving
■Antenna location
Antennas outside the cabin
Antennas inside the cabin
Antenna inside the trunk
Antenna outside the 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
engine switch modes
The system can be operated when the
electronic key is inside the vehicle.
■Alarms and warning messages
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 mes-
sage is displayed, take appropriate mea-
sures based on the displayed message.
(  P.303)
When only an alarm sounds, circumstances
and correction procedures are as follows.
●When an exterior alarm sounds once for
5 seconds
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 person, for example in
your pocket. The driver should
always carry the electronic key.
 Locks and unlocks the doors
( P.88)
 Opens the trunk ( P.92)
 Starts the engine ( P.127)
A
B
C
D
A
B
C

963-2. Opening, closing and locking the doors and trunk
●When an interior alarm sounds continu-
ously
■Battery-saving function
The battery-saving fu nction will be acti-
vated in order to prevent the electronic key
battery and the vehicle battery from being
discharged while the vehicle is not in opera-
tion for a long time.
●In the following situations, the smart
access system with pu sh-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 cann
ot be unlocked at
the passenger door. In this case, take hold
of the driver’s door handle, or use the
wireless remote control or mechanical
key, to unlock the doors.
■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.
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.
■Conditions affecting operation
The smart access system with push-button
start uses weak radio waves. In the following
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.317)
●When the electronic key battery is
depleted
●Near a TV tower, electric power plant,
gas station, radio stat ion, large display,
airport or other fac ility that generates
strong radio waves or electrical noise
●When carrying a portable radio, cellular
phone, cordless phone or other wireless
communication device
●When the electronic key is in contact
with, or is covered by the following metal-
lic objects
• Cards to which aluminum foil is attached
SituationCorrection
procedure
The trunk was closed
while the electronic key
was still inside the trunk
and both side 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 both
side doors and
lock the doors
again.
SituationCorrection procedure
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.