2020 LEXUS NX300 stop start

1023-2. Opening, closing and locking the doors
LEXUS NX300 Owners Manual_USA_M78389_en
■Door lock 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.70)
■Conditions affecting the operation of
the smart access system with push-but-
ton start or wireless remote control
 P.118
■If the smart access system with push-
button start or the wireless remote con-
trol does not operate properly
●Use the mechanical key to lock and
unlock the doors. ( P.398)
●Replace the key battery with a new one if
it is depleted.
■Customization
Settings (e.g. unlocking function using a
key) can be changed. (Customizable fea-
tures: P.427)
■Using the door lock switches
1
Locks all the doors
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 falling out,
resulting in death or serious injury.
●Ensure that all doors are properly
closed and locked.
●Do not pull the inside handle of the
doors while driving.
Be especially careful for the front
doors, as the doors may be opened
even if the inside lock buttons are in
locked position.
●Set the rear door child-protector locks
when children are seated in the rear
seats.
■When opening or closing a door
Check the surroundings of the vehicle
such as whether the vehicle is on an
incline, whether there is enough space
for a door to open and whether a strong
wind is blowing. When opening or clos-
ing the door, hold the door handle tightly
to prepare for any unpredictable move-
ment.
■When using the wireless remote con-
trol and operating the power windows
or moon roof (if equipped)
Operate the power window or moon
roof after checking to make sure that
there is no possibility of any passenger
having any of their body parts caught in
the window or moon roof. Also do not let
a child operate window by the mechani-
cal key. It is possible for children and
other passengers to get caught in the
power window or moon roof.
Unlocking and locking the doors
from the inside

1083-2. Opening, closing and locking the doors
LEXUS NX300 Owners Manual_USA_M78389_en
A different buzzer than the normal one will
sound and the power back door will begin
closing automatically. When the power
back door is closed,
all of the doors will
lock simultaneously and operation signals
will indicate that all of the doors have been
locked.
If the is pressed while the power
back door is closing, the operation will
stop.
Pressing the again will close the
power back door automatically.
■Closing the back door using the
back door handle
Lower the back door using the back
door handle, then a buzzer sounds and
the back door automatically closes.
■Opening/closing the back door
using the kick sensor (vehicles with
Hands Free Power Back Door)
1 While carrying an electronic key,
stand within the smart access sys-
tem with push-button start opera-
tion range, approximately 19.7 to
27.6 in. (50 to 70 cm) from the rear
bumper.
Kick sensor
Kick sensor detection area
Smart access system with push-
button start operation detection
area ( P.117)
2 Perform a kick operation by mov-
ing your foot to within approxi-
mately 3.9 in. (10 cm) of the rear
bumper and then pulling it back.
• Perform the entire kick operation within 1 second.
• The back door will not start operat- ing while a foot is detected under
the rear bumper.
• Operate the back door without contacting the rear bumper with
your foot.
• If another electronic key is in the cabin or luggage compartment, it
may take slightly longer than normal
for the operation to occur.
A
B
C

1123-2. Opening, closing and locking the doors
LEXUS NX300 Owners Manual_USA_M78389_en
WARNING
■Power back door
Observe the following precautions when
operating the power back door.
Failure to do so may cause death or seri-
ous injury.
●Check the safety of the surrounding
area to make sure there are no obsta-
cles or anything that could cause any
of your belongings to get caught.
●If anyone is in the vicinity, make sure
they are safe and let them know that
the back door is about to open or
close.
●If the power back door system is
turned off with the main switch while
the back door is operating automati-
cally, the automatic operation is
stopped. The back door then has to be
operated manually. Take extra care
when on an incline, as the back door
may open or close unexpectedly.
●If the operating conditions of the
power back door are no longer met, a
buzzer may sound and the back door
may stop opening or closing. The back
door then has to be operated manu-
ally. Take extra care when on an incline,
as the back door may open or close
abruptly.
●On an incline, the back door may sud-
denly shut after it opens. Make sure
the back door is fully open and secure.
●In the following situations, the power
back door may detect an abnormality
and automatic operation may be
stopped. In this case, the back door
has to be operated manually. Take
extra care when on an incline, as the
back door may open or close abruptly.
• When the back door 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
operation
●If a bicycle carrier or similar heavy
object is attached to the back door, the
power back door may not operate,
causing itself to malfunction, or the
back door may suddenly shut again
after being opened, causing some-
one’s hands, head or neck to be caught
and injured. When installing an acces-
sory part to the back door, using a
genuine Lexus part is recommended.
■Jam protection function
Observe the following precautions.
Failure to do so may cause death or seri-
ous injury.
●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 back door fully closes. Be
careful not to catch fingers caught or
anything else.
●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.
■Kick sensor (vehicles with Hands
Free Power Back Door)
Observe the following precautions when
operating the power back door.
Failure to do so may cause death or seri-
ous injury.
●Check the safety of the surrounding
area to make sure there are no obsta-
cles or anything that could cause any
of your belongings to get caught.
●When putting your foot near the lower
center part of the rear bumper and
moving it from the rear bumper, be
careful not to touch the exhaust pipes
until they have cooled down suffi-
ciently, as touching hot exhaust pipes
can cause burns.
●Do not operate the Hands Free Power
Back Door if there is little space under
the rear bumper.

1163-2. Opening, closing and locking the doors
LEXUS NX300 Owners Manual_USA_M78389_en
■When setting the open position of the
back door by the navigation system or
multimedia system
The opening position can be set with the
navigation system or multimedia system.
(  P.427)
Priority for the stop position is given to the
last position set by either the switch,
navigation system or multimedia system.
■Antenna location
Antennas outside the cabin
Antennas inside the cabin
Antenna inside the luggage compart-
ment
Antenna outside th e luggage compart-
ment
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.100)
 Locks and unlocks the back door
( P.105)
 Starts and stops the engine
( P.165)
A
B
C
D

1173-2. Opening, closing and locking the doors
LEXUS NX300 Owners Manual_USA_M78389_en
3
Before driving
■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 oper-
ated.)
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
A combination of exterior and interior
alarms as well as warning messages shown
on the multi-information display are used to
prevent theft of the vehicle and accidents
resulting from erroneous operation. Take
appropriate measures in response to any
warning message on the multi-information
display. ( P.384)
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 pings repeatedly
■When “Smart Access System Malfunc-
tion See Owner’s Manual” will be dis-
played on the multi-information display
The system may be ma lfunctioning. Have
the vehicle inspected by your Lexus dealer
immediately.
■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 pu sh-button start may
take some time to unlock the doors.
• The electronic key has been left 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-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
any doors except the dr iver’s door. In this
case, take hold of the driver’s door han-
dle, or use the wireless remote control or
the 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 elec-
SituationCorrection proce- dure
An attempt was
made to lock the
vehicle while a door was open.Close all of the
doors and lock the doors again.
A
B
SituationCorrection proce- dure
The engine switch was turned to
ACCESSORY mode while the
driver’s door was
open (The driver’s door was opened when the engine switch was in
ACCESSORY mode).
Turn the engine
switch off and close the driver’s door.

1193-2. Opening, closing and locking the doors
LEXUS NX300 Owners Manual_USA_M78389_en
3
Before driving
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 door will automatically 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.
●If the door handle becomes wet while the
electronic key is within the effective
range, the door may lock and unlock
repeatedly. In that ca se, 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.117)
●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.
●If there is another electronic key in the detection area, it may
take slightly longer
to unlock the doors after the door handle
is gripped.
■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 elec-
tronic key too close to the vehicle when
operating the system from the outside 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 preven-
tion may not operate.)
■If the smart access system with push but-
ton start does not operate properly
●Locking and unlockin g the doors: Use
the mechanical key. ( P.398)
●Starting the engine: P.398
■Customization
Settings (e.g. smart access system with
push-button start) can be changed. (Cus-
tomizable features: P.427)
If the smart access system with push-button
start has been deactivated by a customized
setting, refer to the explanations for the fol-
lowing operations.
●Locking and unlo cking the doors:
Use the wireless remote control or
mechanical key. ( P.100, 398)
●Starting the engine and changing engine
switch modes:  P.398
●Stopping the engine: P.166

1243-3. Adjusting the seats
LEXUS NX300 Owners Manual_USA_M78389_en
■Before folding down the rear seat-
backs
1
Stow the rear center seat belt, seat
belt buckles and armrest. ( P.29)
2
Lower the head restraint of the rear
seat. ( P.131)
■Folding down rear seatbacks (man-
ual seat)
Pull the seatback angle adjustment
lever and fold down the seatback.
■Folding down rear seatbacks
(power seat)
Press and hold the switch to fold down
the seatback.
The buzzer sounds and operations start.
The buzzer sounds again when the opera-
tion is complete.
To stop the operation of a seat partway,
press either seat operation switch for that
seat, once more. Switches for that seat in
other locations can be used to stop the
operations. (buzzer sounds depending on
stopping position of the seatback)
Instrument panel switch
Rear seat switch
When the seatback is collapsed to the
rear, put the seatback in the most
upright position and press the switch
once again.
WARNING
●Do not bring your hands close to the
moving parts or between the seats, as
well as do not let any part of your body
get caught.
●Vehicles with power seat: Do not let
children operate the seatback as other
passengers may get caught in seat.
●Vehicles with power seat: Check that
there are no passengers sitting in the
seat before folding that seat forward.
Also, do let other passengers sit in the
seat while the seat is forward folding.
■Seat adjustment
To reduce the risk of sliding under the lap
belt during a collision, do not recline the
seat more than necessary.
If the seat is too reclined, the lap belt may
slide past the hips and apply restraint
forces directly to the abdomen, or your
neck may contact the shoulder belt,
increasing the risk of death or serious
injury in the event of an accident.
Adjustments should not be made while
driving as the seat may unexpectedly
move and cause the driver to lose control
of the vehicle.
Folding down the rear seatbacks

1253-3. Adjusting the seats
LEXUS NX300 Owners Manual_USA_M78389_en
3
Before driving
Luggage room switch
■Returning the rear seatbacks
(manual seat)
1 Raise the rear seatback until it
locks.
2 Check that the plate for the seat
belt is on the front side of the seat.
When using the seat be lt for the rear cen- ter seat (
P.28)
■Returning the rear seatbacks
(power seat)
1 Press and hold the switch to return
the seatback.
The buzzer sounds and operations start.
The buzzer sounds again when the opera-
tion is complete.
To stop the operation of a seat partway,
press either seat oper ation switch for that
seat, once more. Switches for that seat in
other locations can be used to stop the
operations. (buzzer sounds depending on
stopping position of the seatback)
Instrument panel switch
Rear seat switch