2019 LEXUS NX300H lane assist

3TABLE OF CONTENTS
LEXUS NX300h Owners Manu-
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4-1. Before driving Driving the vehicle ........................ 150
Cargo and luggage ...................... 155
Vehicle load limits ......................... 158
Trailer towing (vehicles with towing package) ........................................ 159
Trailer towing (vehicles without towing package) ......................... 167
Dinghy towing ................................ 167
4-2. Driving procedures Power (ignition) switch ............... 168
EV drive mode ................................ 171
Hybrid transmission ..................... 173
Turn signal lever............................. 176
Parking brake ................................. 177
Brake Hold....................................... 179
ASC (Active Sound Control) ... 181
4-3. Operating the lights and wipers Headlight switch ............................ 182
Automatic High Beam ................ 185
Fog light switch .............................. 188
Windshield wipers and washer 188
Rear window wiper and washer ............................................................ 193
4-4. Refueling Opening the fuel tank cap......... 1954-5. Using the driving support systems
Lexus Safety System+ ................. 197
PCS (Pre-Collision System) ... 202
LDA (Lane Departure Alert with steering control) ........................ 209
Dynamic radar cruise control with full-speed range........................... 217
PKSA (Parking Support Alert) 226
Intuitive parking assist ................. 227
Parking Support Brake function (for static objects)............................... 232
BSM (Blind Spot Monitor) ......... 241
Driving mode select switch ..... 248
Driving assist systems ................ 249
4-6. Driving tips Hybrid vehicle driving tips ....... 254
Winter driving tips ....................... 256
Utility vehicle precautions........ 258
5-1. Remote Touch Remote Touch................................ 262
5-2. Using the air conditioning system and defogger
Automatic air conditioning system.......................................................... 266
Heated steering wheel/seat heat- ers/seat ventilators................... 273
5-3. Using the interior lights Interior lights list ........................... 276
5-4. Using the storage features List of storage features .............. 279
Luggage compartment features .......................................................... 282
4Driving
5Interior features

862-1. Instrument cluster
LEXUS NX300h Owners Manu-
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the operating conditions of the vehicle
sway warning are met. (P.210)
■Display off
A blank screen is displayed.
■Tire inflation pressure
●It may take a few minutes to display the
tire inflation pressure after the power
switch is turned to ON mode. It may also
take a few minutes to display the tire infla-
tion pressure after inflation pressure has
been adjusted.
●“---” may be displayed if the tire informa-
tion cannot be determined due to unfa-
vorable radio wave conditions.
●Tire inflation pressure changes with tem-
perature. The displayed values may also
be different from the values measured
using a tire pressure gauge.
■When disconnecting and reconnecting
12-volt battery terminals
The drive information will be reset.
Select to display the following naviga-
tion system-linked information.
 Route guidance
 Compass display (heading-up dis-
play)
Select to enable selection of an audio
source or track on the display using the
meter control switches.
Select to display the operational status
of the following systems: 
LDA (Lane Departure Alert with
steering control) ( P.209)
 Dynamic radar cruise control with
full-speed range ( P.217)
The displayed icon changes depending
on the system used.
Select to display warning messages
and measures to be taken if a malfunc-
tion is detected. ( P.376)
The settings of the following items can
be changed using the meter control
switches.
For functions that can be enabled or
disabled, the function switches
between on and off each time is
pressed.■LDA (Lane Departure Alert
with steering control) ( P.209)
Select to set up the following items.
 Steering Assist
Select to enable/dis able steering wheel
assistance.
 Alert
Select to set a vibrator or buzzer as the
notification method used to warn the
driver.
Alert sensitivity
Select to set the warning sensitivity.
Sway warning
Select to enable/disable the vehicle sway
Navigation system-linked dis-
play (if equipped)
Audio system-linked display
Driving assist system information
Warning message display
Settings display

922-1. Instrument cluster
LEXUS NX300h Owners Manu-
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When the vehicle approaches an inter-
section, the direction the vehicle
should go is guided by the arrow.
When the vehicle ap proaches an inter-
section, the route guidance will start
and the distance
* to the intersection
will also be displayed.
*: The distance indica tion will disappear
when the vehicle passes through the
intersection.
Displays the speed limit for the current
road.
Select to display/non-display the fol- lowing items:
• Route guidance to destination
• Driving assist system information
• Audio system operation status
•Lane display
When customizing vehicle features,
ensure that the vehicle is parked in a
safe place with the shift lever in P and
the parking brake set.
1
Until the screen changes, continue
pressing the “DISP” button, and it
will repeat until the item desired to
be changed is displayed.
Customization can be performed when
the head-up display is on.
2Press the “DISP” button to switch
between on and off.
On and off will be switched between each
time the button is pressed.
If the button is left alone without being
operated for a short time, setting will be
finished automatically.
■When the 12-volt battery is discon-
nected
The customize settings of the head-up dis-
play will be reset.
Route guidance display (vehicles
with navigation system)
Speed limit display (vehicles with
navigation system)
Display customization

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4
4
Driving
Driving
4-1. Before drivingDriving the vehicle ..................... 150
Cargo and luggage ................... 155
Vehicle load limits ...................... 158
Trailer towing (vehicles with tow- ing package).............................. 159
Trailer towing (vehicles without towing package) ...................... 167
Dinghy towing ............................. 167
4-2. Driving procedures Power (ignition) switch ............ 168
EV drive mode ............................. 171
Hybrid transmission .................. 173
Turn signal lever.......................... 176
Parking brake .............................. 177
Brake Hold.................................... 179
ASC (Active Sound Control) 181
4-3. Operating the lights and wipers Headlight switch ......................... 182
Automatic High Beam ............. 185
Fog light switch ........................... 188
Windshield wipers and washer ......................................................... 188
Rear window wiper and washer ......................................................... 193
4-4. Refueling Opening the fuel tank cap...... 1954-5. Using the driving support sys-
tems
Lexus Safety System+ .............. 197
PCS (Pre-Collision System) 202
LDA (Lane Departure Alert with steering control) ..................... 209
Dynamic radar cruise control with full-speed range........................ 217
PKSA (Parking Support Alert) ....................................................... 226
Intuitive parking assist .............. 227
Parking Support Brake function (for static objects) .................. 232
BSM (Blind Spot Monitor) ...... 241
Driving mode select switch .. 248
Driving assist systems.............. 249
4-6. Driving tips Hybrid vehicle driving tips .... 254
Winter driving tips .................... 256
Utility vehicle precautions..... 258

1974-5. Using the driving support systems
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4
Driving
4-5.Using the driving support systems
■PCS (Pre-Collision System)
 P.202
■LDA (Lane Departure Alert with
steering control)
 P.209
■Automatic High Beam
 P.185
■Dynamic radar cruise control with
full-speed range
 P.217
The pre-collision system is equipped with a sophisticated computer that will
record certain data, such as:
• Accelerator status
•Brake status
• Vehicle speed
• Operation status of the pre-collision
system functions
• Information (such as the distance and relative speed between your
vehicle and the vehicle ahead or
other objects)
• Images from the camera sensor (available only when the pre-colli-
sion braking function or the pre-col-
lision brake assist function was
operating)
The pre-collision system does not
record conversations, sounds or
images of the inside of the vehicle.
 Data usage
Lexus may use the data recorded in this
computer to diagnose malfunctions, con-
duct research and development, and
improve quality.
Lexus will not disclose the recorded data to
a third party except:
• With the consent of the vehicle owner or
with the consent of the lessee if the vehi-
cle is leased
• In response to an official request by the police, a court of law or a government
agency
• For use by Lexus in a lawsuit
• For research purposes where the data is not tied to a specific vehicle or vehicle
owner
 Recorded images can be erased
using a specialized device.
The image recording function can be dis-
Lexus Safety System+
The Lexus Safety System+ consists
of the following drive assist systems
and contributes to a safe and com-
fortable driving experience:
Drive assist systems of Lexus
Safety System+
WARNING
■Lexus Safety System+
The Lexus Safety System+ is designed to
operate under the assumption that the
driver will drive safely, and is designed to
help reduce the impact to the occupants
and the vehicle in the case of a collision
or assist the driver in normal driving con-
ditions.
As there is a limit to the degree of recog-
nition accuracy and control performance
that this system can provide, do not
overly rely on this system. The driver is
always responsible for paying attention
to the vehicle’s surro undings and driving
safely.
Vehicle data recording

2094-5. Using the driving support systems
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4
Driving
with snow, etc.
• When the part of the windshield in front of the camera sensor is fogged up or cov-
ered with condensation or ice (Defog-
ging the windshield: P.267)
• If the camera sensor is obstructed, such
as when the hood is open or a sticker is
attached to the windshield near the cam-
era sensor
●If the PCS warning ligh t continues to flash
or remains illuminated or the warning
message does not disappear even
though the vehicle has returned to nor-
mal, the system may be malfunctioning.
Have the vehicle inspected by your Lexus
dealer immediately.
■If VSC is disabled
●If VSC is disabled ( P.251), the pre-col-
lision brake assist and pre-collision brak-
ing functions are also disabled.
●The PCS warning light will turn on and
“VSC Turned Off Pre-Collision Brake
System Unavailable” will be displayed on
the multi-information display.
■Lane departure alert function
When the system determines that the
vehicle might depart from its lane, a
warning is displayed on the multi-infor-
mation display, and either the warning
buzzer sounds or the steering wheel
vibrates to alert the driver.
When the warning buzzer sounds or the
steering wheel vibrates, check the sur-
rounding road situation and carefully oper-
ate the steering wheel to move the vehicle
back to the center of the lane.
LDA (Lane Departure Alert
with steering control)
When driving on highways and
freeways with white (yellow) lines,
this function alerts the driver when
the vehicle might depart from its
lane and provides assistance by
operating the steering wheel to
keep the vehicle in its lane.
The LDA system recognizes visible
white (yellow) lines with the camera
sensor on the upper portion of the
windshield.
Functions included in LDA sys-
tem

2104-5. Using the driving support systems
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■Steering control function
When the system determines that the
vehicle might depart from its lane, the
system provides assistance as neces-
sary by operating the steering wheel in
small amounts for a short period of
time to keep the vehicle in its lane.
If the system detect s that the steering
wheel has not been operated for a fixed
amount of time or the steering wheel is not
being firmly gripped, a warning is displayed
on the multi-information display and the
warning buzzer sounds.
■Vehicle sway warning function
When the vehicle is swaying or
appears as if it may depart from its lane
multiple times, the warning buzzer
sounds and a message is displayed on
the multi-information display to alert
the driver.

2124-5. Using the driving support systems
LEXUS NX300h Owners Manu-
al_USA_M78287_enthe same condition the next time the hybrid
system is started.
LDA indicator
The illumination condition of the indicator
informs the driver of the system operation
status.
Illuminated in white:
LDA system is operating.
Illuminated in green:
Steering wheel assistan
ce of the steering
control function is operating.
Flashing in orange: Lane departure alert function is operating.
Operation display of steering
wheel operation support
Indicates that steering
wheel assistance of
the steering control fu nction is operating.
Lane departure alert function dis-
play
Displayed when the multi-information dis-
play is switched to the driving assist system
information screen.
Inside of displayed white lines is
white
Indicates that the system is recognizing
white (yellow) lines . When the vehicle
departs from its lane , the white line dis-
played on the side the vehicle departs from
flashes orange.
Inside of displayed white lines is
black
Indicates that the system is not able to rec-
ognize white (yellow) lines or is temporar-
ily canceled.
Indications on multi-information
display
A
B
C