2015 LEXUS LX570 Owners Manual

3452-4. Using other driving systems
2
When driving
LX570_OM_OM60L96U_(U) ■ Selectable modes
A mode which matches the road conditions can be selected from
among the following 5 modes.
MUD & SAND
LOOSE ROCK
MOGUL
ROCK & DIRT
ROCK
Mode Road condition
MUD & SAND Suitable for muddy ro ads, sandy roads,
snow-covered roads, dirt trails and
other slippery or dirty conditions
LOOSE ROCK Suitable for slippery conditions consist-
ing of mixtures of earth and loose rock
MOGUL Suitable for very bumpy road condi-
tions, such as mogul roads.
ROCK & DIRT Suitable for very bumpy road condi-
tions, such as mogul or rocky roads.
ROCK Suitable for rocky terrain

3462-4. Using other driving systems
LX570_OM_OM60L96U_(U) ■ Multi-terrain Select control starting conditions
When all of the following condit ions are satisfied, the Multi-terrain
Select indicator will come on, th e mode select screen will be dis-
played on the multi-information display, and Multi-terrain Select
control will begin.
● The four-wheel drive control switch is in “L4”.
● Both Active TRAC and VSC are not off.
● Crawl Control is off.
■ Switching modes
Operate the Multi-terrain
Select mode select switch dur-
ing Multi-terrain Select control
to select a mode. Once the mode is confirmed,
the mode name will be dis-
played and the control will
switch.

3472-4. Using other driving systems
2
When driving
LX570_OM_OM60L96U_(U) Statement on the multi-information display
Mode selection
Display the Multi-terrain Select
mode.
The display switches in accor-
dance with the pressing of the
DISP switch (  P. 201) or the
conditions of each system.
Mode status
Display the name of the
selected mode.■
Automatic system cancelation
In the following situations, the Multi-terrain Select indicator will go off, and Multi-
terrain Select will be canceled automatically. ●
When the four-wheel drive control switch is in “H4”. ●
When Active TRAC and VSC are off. ●
When Crawl Control is on.■
When it is difficult to generate traction
MUD & SAND mode provides the largest amount of tire slippage, followed by
LOOSE ROCK, MOGUL, ROCK & DIRT and ROCK mode.
Drivability can be improved by selecting a mode which provides a smaller amount
of tire slippage than the current mode when the amount of tire slippage is large, or
conversely selecting a mode which provides a larger amount of tire slippage than
the current mode when the amount of tire slippage is small.

3482-4. Using other driving systems
LX570_OM_OM60L96U_(U) ■
When the vehicle is stuck
Switching the transfer and differential
For the operation of the following func tions, refer to the following pages.●
Four-wheel drive system (  P. 332)●
Center differential lock (  P. 332)■
When the brake system operates continuously
The brake system may overheat. In this case, a buzzer will sound, the “TRAC OFF”
will be displayed on the multi-information display, and Multi-terrain Select will be
temporarily inoperable. In this event, stop the vehicle immediately in a safe place,
and allow the brake system to cool down sufficiently. (There is no problem with
continuing normal driving.)
After a short time, the message on the multi-information display will go off, and you
will be able to use Multi-terrain Select. ■
When there is a malfunction in the system
The slip indicator light will come on. Have the vehicle inspected by your Lexus
dealer immediately.
CAUTION■
When using the Multi-terrain Select
Observe the following precautions to avoid an accident that could result in death or
serious injuries: ●
There is a chance that the selected mode may not be the most appropriate in
terms of road conditions such as pi tch, slipperiness, undulation, etc. (  P. 345)●
Multi-terrain Select is not intended to expand the limits of the vehicle. Check the
road conditions thoroughly beforeha nd, and drive safely and carefully.
NOTICE■
Precaution for use
The Multi-terrain Select is intended for use during off-road driving. Do not use the
system at any other time.

3492-4. Using other driving systems
2
When driving
LX570_OM_OM60L96U_(U) Driving assist systems To help enhance driving safety and performance, the following systems
operate automatically 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.
■ Multi Terrain 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, or in off-
road conditions (such as rough roads, sand and mud).
■ Brake assist Generates an increased level of br aking 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.
■ Active TRAC (Traction Control) Helps to maintain driv e power and prevent the 4 wheels from spinning
when starting the vehicle or a ccelerating on slippery roads.
■ Hill-start assist control Helps to prevent the vehicle from ro lling backwards when starting on an
incline or slippery slope.
■ VGRS (Variable Gear Ratio Steering) Helps to adjust the wheel turning an gle in accordance with the vehicle
speed and steering wheel movement.
■ PCS (Pre-Collision System) (if equipped)  P. 357

3502-4. Using other driving systems
LX570_OM_OM60L96U_(U) When the VSC/Trailer Sway Cont rol/Active TRAC/hill-start assist
control systems are operating
The slip indicator light flashes to
indicate that the VSC/Trailer
Sway Control/Active TRAC/hill-
start assist control systems have
been engaged. The stop lights and high mounted
stoplight turn on when the hill-start
assist control system or Trailer
Sway Control is operating.■ Trailer Sway Control Helps the driver to control trailer sway by selectively applying brake pres-
sure for individual wheels and reducing engine torque when trailer sway is
detected.
Trailer Sway Control is part of th e VSC system and will not operate if
VSC turned off or expe riences a malfunction.

3512-4. Using other driving systems
2
When driving
LX570_OM_OM60L96U_(U) To disable Active TRAC and/or VSC and Trailer Sway Control
If the vehicle gets stuck in fresh snow or mud, Active TRAC, VSC and
Trailer Sway Control may reduce po wer from the engine to the wheels.
You may need to turn the system off to enable you to ro ck the vehicle in
order to free it.
■ Turning off Active TRAC
Quickly push and release the but-
ton to turn off Active TRAC. The “TRAC OFF” will be shown on
the multi-information display.
This mode can be used when the
transfer mode is H4.
Push the button again to turn the
system back on.
■ Turning off Active TRAC, VSC and Trailer Sway Control
Push and hold the button for more
than 3 seconds while the vehicle is
stopped to turn off Active TRAC,
VSC and Trailer Sway Control The VSC OFF indicator light will
come on and the “TRAC OFF” will
be shown on the multi-information
display.
Push the button again to turn the
system back on.

3522-4. Using other driving systems
LX570_OM_OM60L96U_(U) ■
When the message is displayed on the multi-information display showing that
TRAC has been disabled even if the VSC OFF switch has not been pressed
Active TRAC, hill-start assi st control, Crawl Control cannot be operated. Contact
your Lexus dealer. ■
Automatic reactivation of Active TRAC, VSC and Trailer Sway Control
Turning the “ENGINE START STOP” switch off after turning off the Active TRAC
and VSC systems will auto matically re-enable them.■
Automatic Active TRAC reactivation
If only the Active TRAC system is turned off, the Active TRAC system will turn on
when vehicle speed increases. ■
Automatic Active TRAC, VSC and Trailer Sway Control reactivation
If the Active TRAC, VSC and Trailer Sway Control are turned of f, the systems will
not turn on even when vehicle speed increases. ■
If the brake system overheats
The brake system may overheat. In this ca se, a buzzer will sound, and the “TRAC
OFF” will be displayed on the multi-inform ation display, and Active TRAC and hill-
start assist control will be temporarily inoperable. In this event, stop the vehicle
immediately in a safe place, and allow the brake system to cool down sufficiently
until the “TRAC OFF” on the multi-information display goes off. (There is no prob-
lem with continuing normal driving.)