Lexus NX350h (2024 year). Manual in english

Head-up display

The head-up display projects a variety of driving-related information and the
operating state of the driving support systems on the windshield.
The content displayed will differ according to the driving conditions and display
mode of the head-up display. Depending on the situation, pop-up displays will also
be displayed.

Main display area

Displays the following items:

●

Driving support system information display

●

Hybrid System Indicator/tachometer

●

Compass

●

Speed limit of the current road (linked to the navigation system) (U.S.A. only)

Driving information display area

Displays the following items:

●

Speedometer

●

Shift position/shift range

: Master warning icon

Displayed when a warning message is displayed.

INFORMATION

■

Head-up display will operate when

The power switch is in ON.

* :

If equipped

5-2. Functions of the displays

311

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us information and indicator

■

When using the head-up display

The head-up display may seem dark or hard to see when viewed through sunglasses,
especially polarized sunglasses. Adjust the brightness of the head-up display or remove
your sunglasses.

■

The tachometer/hybrid system indicator is displayed when

When the following conditions are met, the tachometer or hybrid system indicator will be
displayed on the head-up display.

●

The head-up display is set to display the maximum. (

→

P.752

)

●

LTA (Lane Tracing Assist) is disabled. (

→

P.364

)

●

LDA (Lane Departure Alert) is disabled. (

→

P.761

)

●

The cruise control, selected by pressing the driving assist mode select switch, is
canceled. (

→

P.402,404

)

WARNING

Do not continuously look at the head-up display while driving as you may fail to see
pedestrians, objects on the road, etc. ahead of the vehicle.

NOTICE

Observe the following precautions.

●

Do not place any drinks near the head-up display
projector. If the projector gets wet, electrical mal-
functions may result.

●

Do not place anything on or put stickers onto the head-up display projector.
Doing so could interrupt head-up display indications.

●

Do not touch the inside of the head-up display projector or thrust sharp edges or the
like into the projector.
Doing so could cause mechanical malfunctions.

5-2. Functions of the displays

312

Displayed content

Operating the meters/displays

▶

Vehicles without a head-up display

: Select menu icons

: Change displayed content, scroll

up/down the screen and move the cursor
up/down

Enter/Set

Return to the previous screen

Start/receive call

Linked with the hands-free system, sending or
receiving call is displayed. For details regarding
the hands-free system, refer to the "MULTIME-
DIA OWNER'S MANUAL".

▶

Vehicles with a head-up display

The function of each switch differs depending on the conditions and settings.

When a switch is touched, the function of each switch is displayed. If the head-up
display is off, check functions on the multi-information display.
Also, preferred functions for each switch can be set on the center display.

Each time this switch is pressed, the functions will change.

Switch icon display

The icon of each switch will be displayed. The touched switch will be highlighted. (

)

Switch function guide display

5-2. Functions of the displays

314

The function guide for the touched switch will be displayed.

INFORMATION

■

If the steering wheel switches do not respond when touched

●

It is easier to make the steering wheel switches respond by moving your thumb while
touching them.

●

If the surface of a steering wheel switch is dirty, turn the power switch off and then
clean the switches.

●

By turning winter glove mode on, the sensitivity of the switch sensors can be increased.

Related Links

Customizable features(P. 751)

Switching the display of the multi-information display (vehicles without a
head-up display)

●

Press

of the meter control switch.

Switching driving information (vehicles without a head-up display)

●

Press the

meter control switch to select

. Then press

Switching the display of the multi-information display (vehicles with a head-
up display)

INFORMATION

■

Switching with the steering wheel switches

is set as a favorite steering wheel switch function, the display can be

switched by pushing

Select

on the center display.

Select [Vehicle customize].

Select [Meter].

Select

of "Display switching".

The display changes each time the switch is selected.

Display of drive information

Driving related information is displayed on the following displays.

5-2. Functions of the displays

315

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us information and indicator

●

Multi-information display

●

Head-up display

●

Center display

The items displayed will differ depending on the display.

Drive information 1

The following items can be displayed on the multi-information display.
Use the displayed values as a reference only.

●

Current fuel consumption

Displays instantaneous current fuel consumption

●

Average fuel consumption

Drive information 2

The following items can be displayed on the multi-information display.

●

Average vehicle speed

●

Total driving time

Drive information 3 (vehicles without a head-up display)

The following items can be displayed on the multi-information display.

●

Distance to empty

Displays the driving range with remaining fuel.

●

Average fuel economy since starting

Displays the average fuel consumption since starting.

INFORMATION

■

Distance to empty

●

This distance is computed based on your average fuel consumption. As a result, the
actual distance that can be driven may differ from that displayed.

●

When only a small amount of fuel is added to the tank, the display may not be updated.
When refueling, turn the power switch off. If the vehicle is refueled without turning the
power switch off, the display may not be updated.

G-force

Displays lateral G-forces on the vehicle on the multi-information display.

* :

If equipped

5-2. Functions of the displays

316

Displays around the periphery of the G-force display, the left and right steering
amount, accelerator pedal input, and brake fluid pressure.

Acceleration G-force on the vehicle

Current G-force value (analyzed value of
front/rear and left/right G-forces)

Record of the maximum G-forces

The display is reset each time the hybrid system
is started.

Accelerator pedal input

Brake fluid pressure

Left steering amount

Right steering amount

If lateral G-forces of 0.5 G or greater are generated, the G-force value display will
turn amber and be held for 2 seconds. (Peak hold function)
This display is intended for use as a guideline. Depending on factors such as the
road surface condition, temperature and vehicle speed, the display may not show
the actual condition of the vehicle.

INFORMATION

●

The G-force values may not be zero even when the vehicle is parked, such as when it
is parked on an incline.

●

Depending on the vehicle usage conditions, the brake fluid pressure display may not
reach its maximum reading even though the brake pedal is fully depressed.

●

If a 12-volt battery terminal is disconnected and reconnected, the steering amount
display may be disabled temporarily. After driving the vehicle for a while, the display
will be enabled.

Energy monitor/EV driving ratio

The energy monitor and EV can be displayed on the multi-information display.
The energy monitor screen can be displayed on the center display.

■

Energy monitor

The energy monitor can be used to check the vehicle drive status, hybrid system
operation status and energy regeneration status.
The arrows will appear in accordance with the energy flow. When there is no
energy flow, arrows will not be displayed.

* :

If equipped

5-2. Functions of the displays

317

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us information and indicator

The color of the arrows will change as follows

●

Blue: When the hybrid battery (traction battery) is regenerated or charged.

●

Orange: When the hybrid battery (traction battery) is in use.

●

Red: When the gasoline engine is in use.

▶

Multi-information display

The image shows all the arrows as an example.
The actual display will vary depending on condi-
tions.

Gasoline engine

Tires

Hybrid battery (traction battery)

This illustration is for explanation only and may differ
depending on the specifications of the vehicle.

▶

Center display

The image shows all the arrows as an example.
The actual display will vary depending on condi-
tions.

Gasoline engine

Front electric motor (traction motor)

Hybrid battery (traction battery)

Rear electric motor (traction motor)

Rear tires

Front tires

INFORMATION

■

Color of the hybrid battery (traction battery) on the center display

It will be green when the hybrid battery (traction battery) is being charged, and yellow
when the hybrid battery (traction battery) is being used.

■

Remaining charge amount warning of hybrid battery (traction battery)

●

The buzzer sounds intermittently when the hybrid battery (traction battery) remains
without charging while the shift position is in N, or the remaining charge amount drops
below a certain level. If the remaining charge amount drops further, the buzzer sounds
continuously.

●

When a warning message is shown on the multi-information display and the buzzer
sounds, follow the instructions displayed on the screen to perform troubleshooting.

5-2. Functions of the displays

318

■

Color of the gasoline engine on the center display

It will be blue when the engine is warming up, and it will turn to red when the warming up
is finished.

■

EV driving ratio since starting

Displays the percentage of EV driving since starting.
It is reset each time the hybrid system stops.

Displaying Energy monitor screen on the center display

Select

on the main menu.

Select [Energy flow].

Blank (No items)

Displays no drive information contents on the multi-information display.

Current fuel consumption/history screen

Fuel consumption information can be displayed on the center display.

■

Current fuel consumption screen

Resetting the history data

Fuel consumption in the past 15 minutes

Current fuel consumption

Average vehicle speed since the hybrid sys-
tem was started.

Trip range

Elapsed time since the hybrid system was
started.

Use the displayed average fuel consumption as a reference. The image is an
example only, and may vary slightly from actual conditions.

■

History fuel consumption screen

Latest fuel consumption

Best recorded fuel consumption

Previous fuel consumption record

Resetting the history data

Updating the latest fuel consumption data

5-2. Functions of the displays

319

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us information and indicator

Use the displayed average fuel consumption as a reference. The image is an
example only, and may vary slightly from actual conditions.

INFORMATION

■

Updating the history data

Update the latest fuel consumption by selecting [Update] to measure the current fuel
consumption again.

■

Resetting the data

The fuel consumption data can be deleted by selecting [Clear data].

■

Trip range

Displays the estimated maximum distance that can be driven with the quantity of fuel
remaining. This distance is computed based on your average fuel consumption. As a
result, the actual distance that can be driven may differ from that displayed.

Displaying fuel consumption/history screen on the center display

Select

on the main menu.

Select [Trip information].

Select [Current] or [History].

AWD operation status display

AWD operation status display can be displayed
on the center display.
The illustration used is intended as an example,
and may differ from the image that is actually
displayed on the center display.
Torque distribution display:
Displays the drive status of each wheel in 6 steps
from 0 to 5.

Displaying AWD operation status display on the center display

Select

on the main menu.

Select [All wheel drive].

Tire pressure

The tire pressure detected by the tire pressure warning system can be displayed on
the center display.

5-2. Functions of the displays

320

INFORMATION

●

It may take a few minutes to display the tire inflation pressure after the power switch is
turned to ON.
It may also take a few minutes to display the tire inflation pressure after inflation
pressure has been adjusted.

●

"---" may be displayed if the tire position information cannot be determined due to
unfavorable radio wave conditions.

●

Tire inflation pressure changes with temperature. The displayed values may also be
different from the values measured using a tire pressure gauge.

Displaying the tire pressure on the center display

Select

on the main menu.

Select [Tire pressure].

Driving support system information display

The operating state of the following systems can be displayed on the multi-informa-
tion display or head-up display

●

Dynamic radar cruise control

●

Cruise control

●

LTA (Lane Tracing Assist)

●

LDA (Lane Departure Alert)

●

LCA (Lane Change Assist)

●

RSA (Road Sign Assist)

●

PCS (Pre-Collision System)

INFORMATION

■

Display position (vehicles with a head-up display)

When the display mode of the head-up display is set to display the maximum, driving
support system information will be displayed on the head-up display and not in the
content display area of the multi-information display.

* :

If equipped

5-2. Functions of the displays

321

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us information and indicator

Audio system-linked display

The audio system-linked display displays the operating state of the audio system on
the multi-information display.
Operations such as selecting the audio source or track, etc. can be performed.

Navigation system-linked display

The following information is displayed on the multi-information display.

●

Route guidance to destination

●

Speed limit of the current road (linked to the navigation system) (U.S.A. only)

●

Street name

●

Compass

INFORMATION

■

Display position (vehicles with a head-up display)

Depending on the display settings of the head-up display, some content may be displayed
on the head-up display and not in the content display area of the multi-information
display.

Pop-up display information

Pop-up displays will be displayed on the multi-information display or the head-up
display

when necessary.

When a pop-up display is displayed, a current display may no longer be displayed. In this
case, the display will return after the pop-up display disappears.

Driving support systems

Displays a warning/suggestion/advice message or the operating state of a relevant
system.

●

Dynamic radar cruise control

●

Cruise control

●

LTA (Lane Tracing Assist)

●

LDA (Lane Departure Alert)

●

LCA (Lane Change Assist)

●

PCS (Pre-Collision System)

●

RSA (Road Sign Assist)

* :

If equipped

5-2. Functions of the displays

322

●

Safe Exit Assist (with door opening control)

●

FCTA (Front Cross Traffic Alert)

Warning message

Some warning messages are displayed when necessary, according to certain
conditions.

Hands-free system status

Displayed when the hands-free system is operated.

Suggestion function

Displays suggestions to the driver in the following situations. To select a response
to a displayed suggestion, use the steering switches.

■

Suggestion to enable the power back door

If the power back door system is disabled (setting on the center display set to off)
and the power back door switch on the instrument panel is operated, a suggestion
message will be displayed asking if you wish to enable the power back door
system.
To enable the power back door system, select [Yes].
After enabling the power back door system, press the power back door switch
again to open or close the power back door.

Related Links

Customizable features(P. 751)

Steering wheel switch operation display

■

Vehicles without a head-up display

Displayed when an audio remote control switch on the steering wheel is operated.

■

Vehicles with a head-up display

When a steering wheel switch is touched, the icon of each switch and a function
guide is displayed.

Related Links

Operating the meters/displays(P. 314)

* :

If equipped

5-2. Functions of the displays

323

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us information and indicator

Navigation system-linked information

In certain situations, the following items which are linked to the navigation system
will be displayed:

●

Route guidance to destination

Items displayed when the power switch is turned off

The following items will be displayed on the multi-information display when the
power switch is turned off.

●

Average fuel consumption since starting

●

Distance driven since starting

●

Driving time since starting

●

EV driving ratio since starting

Displays the percentage of EV driving since starting.

* :

If equipped

*1 :

It is reset each time the hybrid system stops.

5-2. Functions of the displays

324

Changing the settings of the displays

Changing the instrument panel light brightness

The brightness of the instrument panel lights can be adjusted.

INFORMATION

The instrument panel brightness levels when the tail lights are on and off can be adjusted
individually.
However, when the surroundings are bright (daytime, etc.), turning on the tail lights will
not change the instrument panel brightness.
At this time, any adjustments made to the instrument panel brightness levels will be
applied to both settings at once.

Darker

Brighter

5-3. Changing the settings of the displays

325

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Changing settings for the head-up display

WARNING

●

Check that the position and brightness of the head-up display image does not inter-
fere with safe driving.
Incorrect adjustment of the image’s position or brightness may obstruct the driver’s
view and lead to an accident, resulting in death or serious injury.

●

As the hybrid system needs to be operating while changing the settings of the head-up
display, ensure that the vehicle is parked in a place with adequate ventilation. In a
closed area such as a garage, exhaust gases including harmful carbon monoxide
(CO) may collect and enter the vehicle. This may lead to death or a serious health
hazard.

NOTICE

To prevent 12-volt battery discharge, ensure that the hybrid system is operating while the
changing the settings of the head-up display.

INFORMATION

■

Changing settings with the steering wheel switches

If any of the following items have been set as a favorite steering wheel switch function,
settings of the head-up display can be changed using the steering wheel switches.

●

: Display on/off

●

: Display mode

●

: Height

●

: Brightness

■

Enabling/disabling of the head-up display

If the head-up display is disabled, it will remain disabled when the power switch is turned
off then back to ON.

■

Display brightness

In addition to the brightness setting, the brightness of the display will change automatical-
ly according to the ambient brightness.

* :

If equipped

5-3. Changing the settings of the displays

326

■

Head-up display automatic position adjustment (vehicles with driving position
memory)

If the display position is recorded into memory, the head-up display will be automatically
adjusted to the desired position.

Select

on the center display.

Select [Vehicle customize].

Select [Head up display].

The following settings for the head-up display can be changed.

●

Display on/off

●

Display mode

●

Height

●

Brightness

●

Angle

Related Links

Customizable features(P. 751)

5-3. Changing the settings of the displays

327

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us information and indicator

Features of the safe driving support functions

Driving assist systems

To keep driving safety and performance, the following systems operate automat-
ically in response to various driving situations. Be aware, however, that these
systems are supplementary and should not be relied upon too heavily when
operating the vehicle.

■

ECB (Electronically Controlled Brake System)

The electronically controlled system generates braking force corresponding to the
brake operation.

■

ABS (Anti-lock Brake System)

Helps to prevent wheel lock when the brakes are applied suddenly, or if the brakes
are applied while driving on a slippery road surface.

■

Brake assist

Generates an increased level of braking force after the brake pedal is depressed
when the system detects a panic stop situation.

■

VSC (Vehicle Stability Control)

Helps the driver to control skidding when swerving suddenly or turning on slippery
road surfaces.

■

Enhanced VSC (Enhanced Vehicle Stability Control)

Provides cooperative control of the ABS, TRAC, VSC and EPS.
Helps to maintain directional stability when swerving on slippery road surfaces by
controlling steering performance.

■

Trailer Sway Control

Helps the driver to control trailer sway by selectively applying brake pressure for
individual wheels and reducing driving torque when trailer sway is detected.

■

TRAC (Traction Control)

Helps to maintain drive power and prevent the drive wheels from spinning when
starting the vehicle or accelerating on slippery roads

■

Active Cornering Assist (ACA)

Helps to prevent the vehicle from drifting to the outer side by performing inner
wheel brake control when attempting to accelerate while turning.

■

Hill-start assist control

Helps to reduce the backward movement of the vehicle when starting on an uphill.

6-1. Features of the safe driving support functions

330

■

EPS (Electric Power Steering)

Employs an electric motor to reduce the amount of effort needed to turn the
steering wheel.

■

E-Four (Electronic On-Demand AWD system)

Automatically controls the drive system such as to front-wheel drive or AWD (all
wheel drive) according to various running conditions including normal driving,
during cornering, on a uphill, when starting off, during acceleration, on a slippery
roads due to snow or rain, thus contributing to stable operability and driving
stability.

■

The Secondary Collision Brake

When the SRS airbag sensor detects a collision and the system operates, the
brakes and brake lights are automatically controlled to reduce the vehicle speed
and help reduce the possibility of further damage due to a secondary collision.

INFORMATION

■

When the TRAC/VSC/ABS/Trailer Sway Control systems are operating

The slip indicator light will flash while the
TRAC/VSC/ABS/Trailer Sway Control systems are
operating.

■

Disabling the TRAC system

If the vehicle gets stuck in mud, dirt or snow, the TRAC system may reduce power from

the hybrid system to the wheels. Pressing [

] to turn the system off may make it

easier for you to rock the vehicle in order to free it.

To turn the TRAC system off, quickly press and release[

The "Traction Control Turned OFF"will be shown on the multi-information display. Press

[

] again to turn the system back on.

6-1. Features of the safe driving support functions

331

Driving suppor

t s

ystem

■

Turning off both TRAC, VSC and Trailer Sway Control systems

To turn the TRAC, VSC and Trailer Sway Control systems off, press and hold [

]

for more than 3 seconds while the vehicle is stopped.
The VSC OFF indicator light will come on and the "Traction Control Turned OFF" will be

shown on the multi-information display. Press

again to turn the system back on.

■

When the message is displayed on the multi-information display showing that TRAC

has been disabled even if [

] has not been pressed

TRAC is temporary deactivated.
If the information continues to show, contact your Lexus dealer.

■

Operating conditions of hill-start assist control

When the following four conditions are met, the hill-start assist control will operate:

●

The shift position is in a position other than P or N (when starting off forward/back-
ward on an upward incline)

●

The vehicle is stopped

●

The accelerator pedal is not depressed

●

The parking brake is not engaged

●

Power switch is turned to ON

■

Automatic system cancelation of hill-start assist control

The hill-start assist control will turn off in any of the following situations:

●

The shift position is shifted to P or N

●

The accelerator pedal is depressed

6-1. Features of the safe driving support functions

332

●

The parking brake is engaged

●

2 seconds at maximum elapsed after the brake pedal is released

●

Power switch is turned to OFF

■

Sounds and vibrations caused by the ABS, brake assist, VSC, Trailer Sway Control,
TRAC and hill-start assist control systems

●

A sound may be heard from the engine compartment when the brake pedal is
depressed repeatedly, when the hybrid system is started or just after the vehicle begins
to move. This sound does not indicate that a malfunction has occurred in any of these
systems.

●

Any of the following conditions may occur when the above systems are operating.
None of these indicates that a malfunction has occurred.

•

Vibrations may be felt through the vehicle body and steering.

•

A motor sound may be heard also after the vehicle comes to a stop.

■

ECB operating sound

ECB operating sound may be heard in the following cases, but it does not indicate that a
malfunction has occurred.

●

Operating sound heard from the engine compartment when the brake pedal is
operated.

●

Motor sound of the brake system heard from the front part of the vehicle when the
driver’s door is opened.

●

Operating sound heard from the engine compartment when one or two minutes
passed after the stop of the hybrid system.

■

Active Cornering Assist operation sounds and vibrations

When the Active Cornering Assist is operated, operation sounds and vibrations may be
generated from the brake system, but this is not a malfunction.

■

Automatic reactivation of TRAC, Trailer Sway Control and VSC systems

After turning the TRAC, Trailer Sway Control and VSC systems off, the systems will be
automatically re-enabled in the following situations:

●

When the power switch is turned off

●

If only the TRAC system is turned off, the TRAC will turn on when vehicle speed
increases
If both the TRAC and VSC systems are turned off, automatic re-enabling will not
occur when vehicle speed increases.

■

Operating conditions of Active Cornering Assist

The system operates when the following occurs.

●

TRAC/VSC can operate

6-1. Features of the safe driving support functions

333

Driving suppor

t s

ystem

●

The driver is attempting to accelerate while turning

●

The system detects that the vehicle is drifting to the outer side

●

The brake pedal is released

■

Reduced effectiveness of the EPS system

The effectiveness of the EPS system is reduced to prevent the system from overheating
when there is frequent steering input over an extended period of time. The steering wheel
may feel heavy as a result.
Should this occur, refrain from excessive steering input or stop the vehicle and turn the
hybrid system off. The EPS system should return to normal within 10 minutes.

■

Secondary Collision Brake operating conditions

The system operates when the SRS airbag sensor detects a collision while the vehicle is in
motion. However, the system does not operate when the components are damaged.

■

Secondary Collision Brake automatic cancelation

The system is automatically canceled in any of the following situations.

●

The vehicle speed drops to approximately 0 mph (0 km/h).

●

A certain amount of time elapses during operation

●

The accelerator pedal is depressed a large amount

WARNING

■

The ABS does not operate effectively when

●

The limits of tire gripping performance have been exceeded (such as excessively worn
tires on a snow covered road).

●

The vehicle hydroplanes while driving at high speed on wet or slick roads.

■

Stopping distance when the ABS is operating may exceed that of normal conditions

The ABS is not designed to shorten the vehicle's stopping distance. Always maintain a
safe distance from the vehicle in front of you, especially in the following situations:

●

When driving on dirt, gravel or snow-covered roads

●

When driving with tire chains

●

When driving over bumps in the road

●

When driving over roads with potholes or uneven surfaces

■

TRAC/VSC may not operate effectively when

Directional control and power may not be achievable while driving on slippery road
surfaces, even if the TRAC/VSC system is operating. Drive the vehicle carefully in
conditions where stability and power may be lost.

6-1. Features of the safe driving support functions

334

WARNING

■

Active Cornering Assist does not operate effectively when

●

Do not overly rely on Active Cornering Assist. Active Cornering Assist may not oper-
ate effectively when accelerating down slopes or driving on slippery road surfaces.

●

When Active Cornering Assist frequently operates, Active Cornering Assist may
temporarily stop operating to ensure proper operation of the brakes, TRAC and VSC.

■

Hill-start assist control does not operate effectively when

●

Do not overly rely on hill-start assist control. Hill-start assist control may not operate
effectively on steep inclines and roads covered with ice.

●

Unlike the parking brake, hill-start assist control is not intended to hold the vehicle
stationary for an extended period of time. Do not attempt to use hill-start assist control
to hold the vehicle on an incline, as doing so may lead to an accident.

■

When the TRAC/ABS/VSC/Trailer Sway Control is activated

The slip indicator light flashes. Always drive carefully. Reckless driving may cause an
accident. Exercise particular care when the indicator light flashes.

■

When the TRAC/VSC/Trailer Sway Control systems are turned off

Be especially careful and drive at a speed appropriate to the road conditions.
As these are the systems to help ensure vehicle stability and driving force, do not turn the
TRAC/VSC/Trailer Sway Control systems off unless necessary.
Trailer Sway Control is part of the VSC system and will not operate if VSC is turned off or
experiences a malfunction.

■

Replacing tires

Make sure that all tires are of the specified size, brand, tread pattern and total load
capacity. In addition, make sure that the tires are inflated to the recommended tire
inflation pressure level.
The ABS, TRAC and VSC systems will not function correctly if different tires are installed
on the vehicle.
Contact your Lexus dealer for further information when replacing tires or wheels.

■

Handling of tires and the suspension

Using tires with any kind of problem or modifying the suspension will affect the driving
assist systems, and may cause a system to malfunction.

■

Trailer Sway Control precaution

The Trailer Sway Control system is not able to reduce trailer sway in all situations.
Depending on many factors such as the conditions of the vehicle, trailer, road surface and
driving environment, the Trailer Sway Control system may not be effective. Refer to your
trailer owner's manual for information on how to tow your trailer properly.

6-1. Features of the safe driving support functions

335

Driving suppor

t s

ystem

WARNING

■

If trailer sway occurs

Observe the following precautions. Failing to do so may cause death or serious injury.

●

Firmly grip the steering wheel. Steer straight ahead. Do not try to control trailer sway
by turning the steering wheel.

●

Begin releasing the accelerator pedal immediately but very gradually to reduce speed.
Do not increase speed. Do not apply vehicle brakes.
If you make no extreme correction with the steering or brakes, your vehicle and trailer
should stabilize.

■

Secondary Collision Brake

Do not rely solely upon the Secondary Collision Brake. This system is designed to help
reduce the possibility of further damage due to a secondary collision, however, that effect
changes according to various conditions. Overly relying on the system may result in
death or serious injury.

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336

Lexus Safety System + 3 software update

It is necessary to enter a connected services contract, provided by Lexus, to use
these functions. For details, contact your Lexus dealer.

WARNING

■

For safe use

When the Lexus Safety System + 3 software is updated, the operating methods of
functions may change. Using this system without knowing the correct operating methods
may lead to an accident resulting in death or serious injury.

●

Make sure to read the Digital Owner's Manual which corresponds to the software
version of the system, available at the Owner's Manual website, before using this
system.

Content of the Lexus Safety System + 3 Owner's Manual

This Owner's Manual contains information for Ver. 1. For the latest information
about the controls, use, warnings/precautions, etc. of each function of Lexus Safety
System + 3, refer to the Digital Owner's Manual at the Owner's Manual website.
If the software of this system has been updated after initial purchase of the vehicle,
before using this system, be sure to read the Owner's Manual which corresponds
to the software version of the system.

INFORMATION

■

Precautions for use

●

Be aware that some functions may temporarily be disabled if a legal or safety related
issue occurs.

●

If a connected services contract has not been entered or has expired, software
updates will not be able to be performed wirelessly.

Checking your vehicle’s Lexus Safety System + 3 version

If the software of this system has been updated after initial purchase of the vehicle,
to access the appropriate Owner’s Manual, it is necessary to check the software
version of the system and then visit the Owner's Manual website.

Checking the version using Lexus App

●

The software version of the system can be checked using Lexus App.

* :

If equipped

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337

Driving suppor

t s

ystem

Using your vehicle’s Lexus Safety System + 3 version

Access the following URL using a computer or smartphone:

▶

For U.S.A. owners

https://drivers.lexus.com/lexusdrivers/resources/owners-manuals/manual?
om=omf6028u.nx.2024.2303.hev.vh

▶

For Canadian owners

https://www.lexus.ca/lexus/know-your-lexus/manual?
om=omf6028u.nx.2024.2303.hev.vh

Select the file which includes the previously checked system version.

Updating the software

If a software update is available, a notification will be displayed by Lexus App.
Follow the instructions displayed on the screen.

INFORMATION

■

Software update precautions

●

After a software update has been performed, it will not be possible to revert to a
previous version.

●

Depending on the communication environment and the content of an update, a
software update may take several hours. Although an update will be suspended when

6-1. Features of the safe driving support functions

338

the power switch is turned off, it will resume when the power switch is changed back to
ON.

●

Lexus Safety System + 3 can still be used while a software update is being performed.

■

What can be checked using the Lexus App

The following items can be checked or performed.

●

Software version, update details, precautions, use methods, etc.

●

Software update

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339

Driving suppor

t s

ystem

Lexus Safety System + 3

Lexus Safety System + 3 consists of the driving assist systems and contributes to a
safe and comfortable driving experience.

WARNING

■

Lexus Safety System + 3

Lexus Safety System + 3 operates under the assumption that the driver will drive safely,
and is designed to help reduce the impact to the occupants in a collision and assist the
driver under normal driving conditions.
As there is a limit to the degree of recognition accuracy and control performance that
this system can provide, do not overly rely on this system. The driver is solely responsible
for paying attention to the vehicle’s surroundings and driving safely.

■

For safe use

●

Do not overly rely on this system. The driver is solely responsible for paying attention
to the vehicle’s surroundings and driving safely. This system may not operate in all
situations and provided assistance is limited. Over-reliance on this system to drive the
vehicle safely may lead to an accident resulting in death or serious injury.

●

Do not attempt to test the operation of the system, as it may not operate properly,
possibly leading to an accident.

●

If attention is necessary while performing driving operations or a system malfunction
occurs, a warning message or warning buzzer will be operated. If a warning message
is displayed on the display, follow the instructions displayed.

●

Depending on external noise, the volume of the audio system, etc. it may be difficult to
hear the warning buzzer. Also, depending on the road conditions, it may be difficult to
recognize the operation of the system.

■

When it is necessary to disable the system

In the following situations, make sure to disable the system.
Failure to do so may lead to the system not operating properly, possibly leading to an
accident resulting in death or serious injury.

●

When the vehicle is tilted due to being overloaded or having a flat tire

●

When driving at extremely high speeds

●

When towing another vehicle

●

When the vehicle is being transported by a truck, ship, train, etc.

●

When the vehicle is raised on a lift and the tires are allowed to rotate freely

●

When inspecting the vehicle using a drum tester such as a chassis dynamometer or
speedometer tester, or when using an on vehicle wheel balancer

●

When the vehicle is driven in a sporty manner or off-road

6-1. Features of the safe driving support functions

340

WARNING

●

When using an automatic car wash

●

When a sensor is misaligned or deformed due to a strong impact being applied to the
sensor or the area around the sensor

●

When accessories which obstruct a sensor or light are temporarily installed to the
vehicle

●

When a compact spare tire or tire chains are installed to the vehicle or an emergency
tire puncture repair kit has been used

●

When the tires are excessively worn or the inflation pressure of the tires is low

●

When tires other than the manufacturer specified size are installed

●

When the vehicle cannot be driven stably, due to a collision, malfunction, etc.

■

Driving assist systems

●

AHS (Adaptive High-beam System)

→

P.187

●

AHB (Automatic High Beam)

→

P.191

●

PCS (Pre-Collision System)

→

P.349

●

LTA (Lane Tracing Assist)

→

P.361

●

LCA (Lane Change Assist)

→

P.366

●

LDA (Lane Departure Alert)

→

P.370

●

PDA (Proactive Driving Assist)

→

P.376

●

FCTA (Front cross traffic alert)

→

P.382

●

RSA (Road Sign Assist)

→

P.385

●

Dynamic radar cruise control

* :

If equipped

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341

Driving suppor

t s

ystem

→

P.389

●

Cruise Control

→

P.401

●

Emergency Driving Stop System

→

P.407

Sensors used by Lexus Safety System +3

Various sensors are used to obtain the necessary information for system operation.

■

Sensors which detect the surrounding conditions

Front radar sensor

Front camera

Front side radar sensors

Rear side radar sensors

WARNING

■

To prevent malfunction of the radar sensors

Observe the following precautions. Failure to do so may lead to a radar sensor not
operating properly, possibly leading to an accident resulting in death or serious injury.

●

Keep the radar sensors and radar sensor covers clean at all times.
Clean the front of a radar sensor or the front or back of a radar sensor cover if it is
dirty or covered with water droplets, snow, etc.
When cleaning the radar sensor and radar sensor cover, use a soft cloth to remove dirt
so as to not damage them.

Radar sensor

Radar sensor cover

●

Vehicles with front side radar sensors: Keep the surrounding area of the front side
radar sensors on the front bumper clean at all times.

* :

If equipped

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Lexus NX350h (2024 year). Manual in english - page 10