2018 LEXUS NX300h child seat

56 1-1. For safe use
LEXUS NX300h Owners Manu-
al_USA_OM78212U enclosed with the child restraint sys-
tem.
1 Adjust the seatbackIf there is a gap between the child seat and
the seatback, adjust the seatback until
good contact is achieved.
2 If the head restraint interferes with
the child restraint system installa-
tion and the head restraint can be
removed, remove the head
restraint. ( → P.137)
Type A
3 Latch the hooks of the lower straps
onto the LATCH anchors.For owners in Canada:
The symbol on a child restraint system indi-
cates the presence of a lower connec-
tor system. 
Type B
3 Latch the buckles onto the LATCH
anchors. For owners in Canada:
The symbol on a child restraint system indi-
cates the presence of a lower connec-
tor system.
A A

571-1. For safe use
LEXUS NX300h Owners Manu-
al_USA_OM78212U 1
For safety and security
4 If the child restraint has a top tether
strap, follow the child restraint man-
ufacturer’s operation manual
regarding the installation, using the
top tether strap to latch onto the
top tether strap anchor. ( → P.57)
5 After installing the child restraint
system, rock it back and forth to
ensure that it is installed securely. ■
Laws and regulations pertaining to
anchors
The LATCH system conforms to
FMVSS225 or CMVSS210.2.
Child restraint systems conforming to
FMVSS213 or CMVSS213 specifications
can be used.
This vehicle is designed to conform to SAE
J1819. ■
Anchor brackets (for top tether
strap)
Anchor brackets are provided for each
rear seat.
Use anchor brackets when fixing the
top tether strap. WARNING■
When installing a child restraint sys-
tem
Observe the following precautions. Fail-
ure to do so may result in death or seri-
ous injury. ●
Shake the child rest raint system left
and right, and forward and backward
to ensure that it has been securely
installed. ●
After securing a child restraint system,
never adjust the seat. ●
When using the LATCH anchors, be
sure that there are no foreign objects
around the anchors and that the seat
belt is not caught behind the child
restraint system. ●
Follow all installation instructions pro-
vided by the child restraint system
manufacturer. ●
When securing some types of child
restraint systems in rear seats, it may
not be possible to properly use the
seat belts in position s next to the child
restraint without interfering with it or
affecting seat belt effectiveness. Be
sure your seat belt fits snugly across
your shoulder and low on your hips. If it
does not, or if it interferes with the
child restraint, move to a different posi-
tion. Failure to do so may result in
death or serious injury.
Using an anchor bracket (for top
tether strap)

58 1-1. For safe use
LEXUS NX300h Owners Manu-
al_USA_OM78212U Anchor bracket
Anchor bracket for rear center seat
Anchor bracket for rear outboard
seats ■
Fixing the top tether strap to the
anchor bracket
Install the child restraint system in
accordance to the operation manual
enclosed with the child restraint sys-
tem. 
Outboard rear seats
1 Adjust the head restraint to the
upmost position.If the head restraint interferes with the child
restraint system insta llation and the head
restraint can be removed, remove the head
restraint. ( → P.137)
2 Open the anchor bracket cover,
latch the hook onto the anchor
bracket and tighten the top tether
strap.
Make sure the top tether strap is securely latched.
When installing the ch ild restraint system
with the head restraint being raised, be
sure to have the top tether strap pass
underneath the head restraint.
Top tether strap
Hook 
Rear center seat
1 Adjust the head restraint to the
downmost position. If the head restraint interferes with the child
restraint system instal lation and the head
restraint can be remove d, remove the head
restraint. ( → P.137)
2 Open the anchor bracket cover,
latch the hook onto the anchor
bracket and tighten the top tether
strap. Make sure the top tether strap is securely
latched.
When installing the ch ild restraint system
with the head restraint being lower, be sure
to have the top tether strap pass over the A
B
C
A
B

591-1. For safe use
LEXUS NX300h Owners Manu-
al_USA_OM78212U 1
For safety and security top of the head restraint.
Top tether strap
Hook ■
Laws and regulations pertaining to
anchors
The LATCH system conforms to
FMVSS225 or CMVSS210.2.
Child restraint systems conforming to
FMVSS213 or CMVSS213 specifications
can be used.
This vehicle is designed to conform to SAE
J1819.
WARNING■
When installing a child restraint sys-
tem
Observe the following precautions. Fail-
ure to do so may result in death or seri-
ous injury. ●
Firmly attach the top tether strap and
make sure that the belt is not twisted.
●
Do not attach the top tether strap to
anything other than the anchor
bracket.
●
Shake the child restraint system left
and right, and forward and backward
to ensure that it has been securely
installed.
●
After securing a child restraint system,
never adjust the seat.
●
Follow all installation instructions pro-
vided by the child restraint system
manufacturer. A
B ●
Outboard rear seats: When installing
the child restraint system with the head
restraint being rais ed, after the head
restraint has been raised and then the
anchor bracket has been fixed, do not
lower the head restraint. ●
Rear center seat: When installing the
child restraint system with the head
restraint being lowered, be sure to
have the top tether strap pass over the
top of the head restraint. If the belt
passes below the head restraint, it is
possible that the child restraint system
may not be securely fixed.
NOTICE■
Anchor brackets (for top tether
strap)
When not in use, make certain to close
the lid. If it remains open, the lid may be
damaged.

108 3-2. Opening, closing and locking the doors
LEXUS NX300h Owners Manu-
al_USA_OM78212U ■
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.71)■
Conditions affecting the operation of
the smart access system with push-but-
ton start or wireless remote control
→ P.123■
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.387)●
Replace the key battery with a new one if
it is depleted. ( → P.347)■
Customization
Settings (e.g. unloc king function using a
key) can be changed. (Customizable fea-
tures: → P.419) ■
Using the door lock switch
1 Locks all the doors
2 Unlocks all the doorsWARNING■
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 care ful for the front
doors, as the door s may be opened
even if the inside lock buttons are in
locked position.
●
Set the rear door ch ild-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 wire less 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

130 3-3. Adjusting the seats
LEXUS NX300h Owners Manu-
al_USA_OM78212U ■
Before folding down the rear seat-
backs
1 Stow the rear center seat belt and
seat belt buckles. ( → P.30)
2 Lower the head restraint of the rear
seat. ( → P.137)■
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 sw itch 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 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 switchWARNING●
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

1333-3. Adjusting the seats
LEXUS NX300h Owners Manu-
al_USA_OM78212U 3
Before driving ■
Seatback jam protection function
(power seat)
When folding down th e seatback, if a for-
eign object is perceived between the seat-
back and seat cushion, the seatback will
reverse operations and then stops opera-
tions.
The buzzer sounds intermittently during
reverse operations and sounds continu-
ously when operations are stopped.
WARNING■
When folding the rear seatbacks
down and after folded
Observe the following precautions.
Failure to do so may result in death or
serious injury. ●
Do not fold the seatbacks down while
driving.●
Stop the vehicle on level ground, set
the parking brake and shift the shift
lever to P.●
Do not allow anyone to sit on a folded
seatback or in the luggage compart-
ment while driving.●
Do not allow children to enter the lug-
gage compartment.■
After returning the rear seatback to
the upright position
Observe the following precautions.
Failure to do so may result in death or
serious injury. ●
Make sure that the seatback is
securely locked in position by lightly
pushing it back and forth.
●
Check that the seat belts are not
twisted or caught in the seatback.
■
Jam protection function (vehicles
with power seat)
Observe the following precautions.
Failure to do so may cause death or seri-
ous injury.
●
Never use any part of your body to
intentionally activate the jam protec-
tion function. ●
The jam protection function may not
work if something gets caught just
before the seatback is fully folded for-
ward. Be careful no t to get 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.
NOTICE■
Stowing the seat belts
The seat belts and the buckles for the
rear center seat, as well as the armrest,
must be stowed before you fold down the
rear seatbacks. ( → P.30, 297)

2755-2. Using the air conditio ning system and defogger
LEXUS NX300h Owners Manu-
al_USA_OM78212U 5
Interior features 
Rear
1 Direct air flow to the left or right, up
or down
2 Turn the knob to open or close the
vent *
: If equipped
WARNING■
To not interrupt the windshield defog-
ger from operating
Do not place anything on the instrument
panel which may cover the air outlets.
Otherwise, air flow may be obstructed,
preventing the windshield defoggers
from defogging. Heated steering wheel *
/seat
heaters *
/seat ventilators *
 Heated steering wheel Warm up the grip of the steering wheel
 Seat heaters Warm up the seat upholstery
 Seat ventilators Maintain good airflow on the seat uphol-
stery by blowing air from the seats
WARNING■
To prevent minor burn injuries
Care should be taken if anyone in the fol-
lowing categories comes in contact with
the steering wheel or seats when the
heater is on: ●
Babies, small children, the elderly, the
sick and the physically challenged ●
Persons with sensitive skin ●
Persons who are fatigued ●
Persons who have taken alcohol or
drugs that induce sleep (sleeping
drugs, cold remedies, etc.)
NOTICE
■
To prevent damage to the seat heat-
ers and seat ventilators
Do not put heavy objects that have an
uneven surface on the seat and do not
stick sharp objects (n eedles, nails, etc.)
into the seat.
■
To prevent battery discharge
Do not use the functions when the hybrid
system is off.