key LEXUS RC300 2021 Owner's Manual

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.

973-2. Opening, closing and locking the doors and trunk
3
Before driving
• 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 ke ys (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 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
■Note for the entry function
●Even when the electronic key is within the
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 rear
bumper center 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 electron ic 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 po ssible 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 or unlock sensor
while wearing gloves may prevent lock or
unlock operation.
●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.
●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.96)
●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 both side 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.

983-2. Opening, closing and locking the doors and trunk
●A sudden handle operation or a handle
operation immediately after entering the
effective range may prevent the doors
from being unlocked. Touch the door
unlock sensor and check that the doors
are unlocked before pulling the door
handle again.
●Unlocking the vehicle may take more
time if another electronic key is within the
effective range.
■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.
■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 pre-
vention function may not operate.)
●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 [if
equipped], the inside edge of the trunk),
conditions (inside a metal bag, close to
metallic objects) and the radio waves in
the surrounding area. ( P.95)
■If the smart access system with
push-button start does not operate
properly
●Locking and unlocking the doors and
opening the trunk: P.317
●Starting the engine:  P.318
■Customization
Some functions can be customized.
(  P.351)
■If the smart access system with
push-button start has been deactivated
in a customized setting
●Locking and unloc king the doors and
opening the trunk:
Use the wireless remote control or
mechanical key. ( P.88, 92, 317)
●Starting the engine and changing engine
switch modes: P.318
●Stopping the engine: P.128
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.95)
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.

1043-3. Adjusting the seats
●Press button “1”, “2” or “3”.
●Operate any of the seat adjustment
switches (only cancels seat position
recall).
●Operate the tilt and telescopic steering
control switch (only cancels steering
wheel position recall).
■Seat positions that can be memorized
( P.99)
The adjusted positions other than the posi-
tion adjusted by lumbar support switch can
be recorded.
■Operating the driving position memory
after turning the engine switch off
Recorded seat positions can be activated
up to 180 seconds after the driver’s door is
opened and another 60 seconds after it is
closed again.
■In order to correctly use the driving
position memory function
If a seat position is already in the furthest
possible position and the seat is operated in
the same direction, the recorded position
may be slightly differen t when it is recalled.
■Registering procedure
Record your driving position to button
“1”, “2” or “3” before performing the
following:
Carry only the key you want to register,
and then close the driver’s door.
If 2 or more keys are in the vehicle, the
driving position cannot be recorded
properly.
1 Check that the shift lever is in P. 2
Turn the engine switch to IGNI-
TION ON mode.
3 Recall the driving position that you
want to record.
4 While pressing the recalled button,
press and hold the door lock switch
(either lock or unlock) until the
buzzer sounds.
If the button could not be registered, the
buzzer sounds continuously for approxi-
mately 3 seconds.
■Cancelation procedure
Carry only the key you want to cancel
and then close the driver’s door.
If 2 or more keys are in the vehicle, the
driving position cannot be canceled
properly.
1 Turn the engine switch to IGNI-
TION ON mode.
2 While pressing the “SET” button,
press and hold the door lock switch
(either lock or unlock) until the
buzzer sounds twice.
If the button could not be canceled, the
buzzer sounds continuously for approxi-
mately 3 seconds.
■Recall procedure
1 Make sure that the doors are
locked before recalling the driving
position. Carry the electronic key
Registering/canceling/recall a
driving position to an electronic
key (including a card key) (mem-
ory recall function) (vehicles
with memory recall function)

1053-3. Adjusting the seats
3
Before driving
that has been registered to the driv-
ing position, and then unlock and
open the driver’s door using the
smart access system with push-but-
ton start or wireless remote control.
The driving position will move to the
recorded position (not including the steer-
ing wheel). However, the seat will move to
a position slightly behind the recorded
position in order to make entering the vehi-
cle easier.
If the driving position is in a position that
has already been recorded, the seat and
outside rear view mirrors will not move.
2 Turn the engine switch to ACCES-
SORY mode or IGNITION ON
mode, or fasten a seat belt.
The seat and steering wheel will move to
the recorded position.
■Recalling the driving position using the
memory recall function
●Different driving positions can be regis-
tered for each electronic key. Therefore,
the driving position that is recalled may
be different depending on the key being
carried.
●If a door other than the driver’s door is
unlocked with the smart access system
with push-button start, the driving posi-
tion cannot be recalled. In this case, press
the driving position button which has
been set.
■Customization
Some functions can be customized.
(  P.351)
Front seats
1 Up
Pull the head restraints up.
2Down
Push the head restra int down while press-
ing the lock release button .
Head restraints
Head restraints are provided for all
seats.
WARNING
■Head restraint precautions
Observe the following precautions
regarding the head re straints. Failure to
do so may result in death or serious
injury.
●Use the head restraints designed for
each respective seat.
●Adjust the head restraints to the cor-
rect position at all times.
●After adjusting the head restraints,
push down on them and make sure
they are locked in position.
●Do not drive with the head restraints
removed.
Adjusting a head restraint verti-
cally
A

1133-5. Opening, closing the windows and moon roof
3
Before driving
If you release the switch while the window is
moving, start again from the beginning.
If the window reverses and cannot be fully
closed or opened, have the vehicle
inspected by your Lexus dealer.
■Door lock linked window operation
●The power windows can be opened and
closed using the mechanical key.*
(  P.318)
●The power windows can be opened using
the wireless remote control.* ( P.88)
*: These settings must be customized at
your Lexus dealer.
■Power windows open warning buzzer
A buzzer sounds and a message is shown
on the multi-information display in the
instrument cluster when the engine switch
is turned off and the driver’s door is opened
with the power windows open.
■Customization
Some functions can be customized.
(  P.351)
This function can be used to prevent
children from accidentally opening or
closing a passenger window.
Press the switch.
The indicator will come on and the pas-
WARNING
Observe the following precautions.
Failure to do so may result in death or
serious injury.
■Closing the windows
●The driver is responsible for all the
power window operations, including
the operation for the passengers. In
order to prevent accidental operation,
especially by a child, do not let a child
operate the power windows. It is possi-
ble for children an d other passengers
to have body parts caught in the power
window. Also, when riding with a child,
it is recommended to use the window
lock switch. ( P.113)
●Check to make sure that all passen-
gers do not have any part of their body
in a position where it could be caught
when a window is being operated.
●When using the wireless remote con-
trol or mechanical key and operating
the power windows, operate the
power window after checking to make
sure that there is no possibility of any
passenger having any of their body
parts caught in the window. Also do
not let a child operate window by the
wireless remote control or mechanical
key. It is possible for children and other
passengers to get caught in the power
window.
●When exiting the vehicle, turn the
engine switch off, carry the key and
exit the vehicle along with the child.
There may be accidental operation,
due to mischief, etc., that may possibly
lead to an accident.
■Jam protection function
●Never use any part of your body to
intentionally activa te the jam protec-
tion function.
●The jam protection function may not
work if something gets jammed just
before the window is fully closed. Be
careful not to get any part of your body
jammed in the window.
■Catch protection function
●Never use any part of your body or
clothing to intentionally activate the
catch protection function.
●The catch protection function may not
work if something gets caught just
before the window is fully opened. Be
careful not to get any part of your body
or clothing caught in the window.
Preventing accidental operation
(window lock switch)
A

1153-5. Opening, closing the windows and moon roof
3
Before driving
■The moon roof can be operated when
The engine switch is in IGNITION ON
mode.
■Operating the moon roof after turning
the engine off
The moon roof can be operated for approx-
imately 45 seconds after the engine switch
is turned to ACCESSORY mode or turned
off. It cannot, however, be operated once
either door is opened.
■Jam protection function
If an object is detected between the moon
roof and the frame while the moon roof is
closing or tilting down, travel is stopped and
the moon roof opens slightly.
■Sunshade
The sunshade can be opened and closed
manually. However, the sunshade will open
automatically when the moon roof is
opened.
■Door lock linked moon roof operation
●The moon roof can be opened and
closed using the mechanical key.*
(  P.318)
●The moon roof can be opened using the
wireless remote control.* ( P.86)*: These settings must be customized at
your Lexus dealer.
■If the moon roof does not close normally
Perform the following procedure:
1 Stop the vehicle.
2 Press and hold the “CLOSE” switch.
*
The moon roof will close, reopen and pause
for approximately 10 se conds. Then it will
close again and stop at the completely
closed position.
3 Check to make sure that the moon roof
is completely closed and then release
the switch.
*: If the switch is released at the incorrect
time, the procedure will have to be per-
formed again from the beginning.
If the moon roof does not fully close even
after performing the above procedure cor- rectly, have the vehicle inspected by your
Lexus dealer.
■If the moon roof does not move normally
If the moon roof does not open or close
normally or the automatic opening function
does not operate, perform the following ini-
tialization procedure.
1 Turn the engine switch to IGNITION
ON mode.
2 Operate the moon roof.
Depending on the kind of malfunction per-
form either of the following:
If the moon roof does not open when the
“OPEN” switch is pressed
3 Press and hold the “DOWN” switch or
“CLOSE” switch until the moon roof is
completely closed.
The moon roof will open and close a few
times before it closes completely.
4 Confirm that the moon roof has com-
pletely stopped and release the switch.
If the moon roof does not open com-
pletely automatically even though it tilts
up and opens while the “OPEN” switch is
being pressed and held
3 Press and hold the “O PEN” switch until
the moon roof opens completely.
4 Press and hold th e “CLOSE” switch
until the moon roof closes completely.
5 Press and hold the “U P” switch until the
moon roof tilts up and stops.
6 Press and hold the “DOWN” switch
until the moon roof tilts down and stops
at the completely closed position.
If you release the switch while the moon
roof is moving, perform the procedure
again from the beginning.
If, after performing the above procedures
correctly, the moon roof still does not open
or close normally or the automatic opening
function does not operate, have the vehicle
inspected by your Lexus dealer.
■Moon roof open warning buzzer
A buzzer sounds and a message is shown
on the multi-informat ion display in the
instrument cluster when the engine switch
is turned off and the driver’s door is opened
with the moon roof open.

1163-5. Opening, closing the windows and moon roof
■Customization
Some functions can be customized.
(  P.351)
WARNING
Observe the following precautions.
Failure to do so may cause death or seri-
ous injury.
■Opening the moon roof
●Do not allow any passengers to put
their hands or heads outside the vehi-
cle while it is moving.
●Do not sit on top of the moon roof.
■Opening and closing the moon roof
●The driver is responsible for moon roof
opening and closing operations. In
order to prevent accidental operation,
especially by a child, do not let a child
operate the moon roof. It is possible for
children and other passengers to have
body parts caught in the moon roof.
●Check to make sure that all passen-
gers do not have any part of their body
in a position where it could be caught
when the moon roof is being operated.
●When using the wireless remote con-
trol or mechanical key and operating
the moon roof, oper ate the moon roof
after checking to make sure that there
is no possibility of any passenger hav-
ing any of their body parts caught in
the moon roof. Also, do not let a child
operate moon roof by the wireless
remote control or mech anical key. It is
possible for children and other passen-
gers to get caught in the moon roof.
●When exiting the vehicle, turn the
engine switch off, carry the key and
exit the vehicle along with the child.
There may be accidental operation,
due to mischief, etc., that may possibly
lead to an accident.
■Jam protection function
●Never use any part of your body to
intentionally activa te the jam protec-
tion function.
●The jam protection function may not
work if something gets caught just
before the moon roof is fully closed.
Also, the jam protection function is not
designed to operate while the moon
roof switch is being pressed. Take care
so that your fingers, etc. do not get
caught.
NOTICE
■To prevent damage to the moon roof
●Before opening, make sure that there
are no foreign objects such as stones
or ice around the opening.
●Do not hit the face or edge of the
moon roof with hard objects.
■Operating the moon roof
There is the possibility that water or rain
will get into the vehicle if you operate the
moon roof after a rainfall, snowfall or car
wash. Wipe the moon roof dry with a
cloth before operating it.

1184-1. Before driving
4-1.Before driving
■Starting the engine
 P.127
■Driving
1 With the brake pedal depressed,
shift the shift lever to D. ( P.131)
2 If the parking brake is in manual
mode, release the parking brake.
(P.137)
3 Gradually release the brake pedal
and gently depress the accelerator
pedal to accelerate the vehicle.
■Stopping
1 With the shift lever in D, depress the
brake pedal.
2 If necessary, set the parking brake.
If the vehicle is to be stopped for an
extended period of time, shift the shift lever
to P or N. ( P.131)
■Parking the vehicle
1 With the shift lever in D, depress the
brake pedal.
2 Set the parking brake ( P.137),
and shift the shift lever to P
( P.131).
3 Press the engine switch to stop the
engine.
4 Lock the door, making sure that you
have the electronic key on your
person.
If parking on a hill, block the wheels as
needed.
■Starting off on a steep uphill
1 With the brake pedal depressed,
shift the shift lever to D.
2 Pull the parking brake switch to set
the parking brake manually.
3 Release the brake pedal and gently
depress the accelerator pedal to
accelerate the vehicle.
4 Press the parking brake switch to
release the parking brake manually.
■When starting off on an uphill
The hill-start assist control will activate.
(  P.201)
■Driving in the rain
●Drive carefully when it is raining, because
visibility will be reduced, the windows
may become fogged-up, and the road
will be slippery.
●Drive carefully when it starts to rain,
because the road surface will be espe-
cially slippery.
●Refrain from high speeds when driving on
an expressway in the rain, because there
may be a layer of wa ter between the tires
and the road surface, preventing the
steering and brakes from operating prop-
erly.
■Engine speed while driving
In the following conditions, the engine
speed may become high while driving. This
is due to automatic up-shifting control or
down-shifting implementation to meet driv-
ing conditions. It does not indicate sudden
acceleration.
●The vehicle is judged to be driving uphill
or downhill
●When the accelerato r pedal is released
●When the brake pedal is depressed while
sport mode is selected
Driving the vehicle
The following procedures should be
observed to ensure safe driving:
Driving procedure