
380
LX570_OM_OM60N01U_(U)4-5. Using the driving support systems
The slip indicator light flashes to indi-
cate that the VSC/Trailer Sway Con-
trol/Active TRAC/hill-start assist
control systems have been engaged.
The stop lights and high mounted stop-
light turn on when
the hill-start assist
control system or Trailer Sway Control is
operating.
If the vehicle gets stuck in fresh snow or mud, Active TRAC system reduce
power from the engine to the wheels. You may need to turn the system off to
enable you to rock the vehicle in order to free it.
Quickly push and release the button to
turn off Active TRAC.
The TRAC OFF indicator will come on.
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 and TRAC OFF indicator will come on.
*
Push the button again to turn the system back on.
*: On vehicles with pre-collision system, pre-collision brake assist and pre-collision brak-ing will also be disabled. The PCS warning light will come on and the message will be
shown on the multi-information display. ( P. 2 5 0 )
■Automatic reactivation of Active TRAC, VSC and Trailer Sway Control
Turning the engine switch off after turning off the Active TRAC and VSC systems will
automatically re-enable them.
When the VSC/Trailer Sway Control/Active TRAC/hill-start assist
control systems are operating
Disabling the Active TRAC system

524
LX570_OM_OM60N01U_(U)7-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer
sounds
Calmly perform the following actions if any of the warning lights comes on or
flashes. If a light comes on or flashes, bu
t then goes off, this does not necessar-
ily indicate a malfunction in the system. However, if this continues to occur,
have the vehicle inspected by your Lexus dealer.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer)*1
Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning.
Immediately stop the vehicle in a safe place and contact your
Lexus dealer. Continuing to drive the vehicle may be dangerous.
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
Immediately stop the vehicle in a safe place and contact your
Lexus dealer.
(U.S.A.)
(Canada)
Malfunction indicator lamp Indicates a malfunction in:
• The emission control system;
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system
Have the vehicle inspected by your Lexus dealer immediately.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system; or
• The front passenger occupant classification system; or
• The seat belt pretensioner system
Have the vehicle inspected by your Lexus dealer immediately.
(U.S.A.)
(Canada)
ABS warning light Indicates a malfunction in:
• The ABS; or
• The brake assist system
Have the vehicle inspected by your Lexus dealer immediately.

5287-2. Steps to take in an emergency
LX570_OM_OM60N01U_(U)
■SRS warning light
This warning light system monitors the airbag sensor assembly, front impact sensors, side
impact sensors (rear), side imp act sensors (front door), safing sensor (rear), driver’s seat
belt buckle switch, driver’s seat position sens or, front passenger’s seat belt buckle switch,
airbags, interconnecting wiring and power sources, front passenger occupant classifica-
tion system, “AIR BAG ON” and “AIR BAG OFF” indicator lights, seat belt pretensioners
and force limiters, “RSCA OFF” indicator light. ( P. 3 8 )
■Front passenger detection sensor, seat belt reminder and warning buzzer
●If luggage is placed on the front passenger seat, the front passenger detection sensor
may cause the warning light to flash and the warning buzzer to sound even if a passen-
ger is not sittin g in the seat.
●If a cushion is placed on th e seat, the sensor may not detect a passenger, and the warn-
ing light may not operate properly.
■If the malfunction indicator lamp comes on while driving
First check the following:
●Is the fuel tank empty?
If it is, fill the fuel tank immediately.
●Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after several driving trips.
If the light does not go off even after severa l trips, contact your Lexus dealer as soon as
possible.
■If the low speed four-wheel drive indicator light or the center differential lock indicator
light blinks
Take the specified steps. ( P. 3 0 7 )
If the brake system warning light or the malf unction indicator light also comes on, or the
low speed four-wheel drive indicator light or the center differential lock indicator light
continues to blink after takin g the specified steps, there may be a malfunction in the
engine, the brake system or the four-wheel drive system. In this case, you may not be able
to transfer between “H4” and “L4” modes, and the center differential lock may not be
able to be locked or unlocked. Have the vehicle inspected by your Lexus dealer, immedi-
ately.

5307-2. Steps to take in an emergency
LX570_OM_OM60N01U_(U)
WA R N I N G
■If both the ABS and the brake system warning lights remain on
Stop your vehicle in a safe place immediately and contact your Lexus dealer. The vehi-
cle will become extremely unstable during braking, and the ABS system may fail, which
could cause an accident resulting in death or serious injury.
■If the tire pressure warning light comes on
Be sure to observe the following precautions. Failure to do so could cause loss of vehi-
cle control and result in death or serious injury.
●Stop your vehicle in a safe place as soon as possible. Adjust the tire inflation pressure
immediately.
●If the tire pressure warning light comes on even after tire inflation pressure adjust-
ment, it is probable that you have a flat tire. Check the tires. If the tire is flat, change to
the spare tire and have the flat tire repaired by the nearest Lexus dealer.
●Avoid abrupt maneuvering and braking. If the vehicle tires deteriorate, you could lose
control of the steering wheel or the brakes.
■If a blowout or sudden air leakage should occur
The tire pressure warning system may not activate immediately.

5337-2. Steps to take in an emergency
LX570_OM_OM60N01U_(U)
7
When trouble arises
The warning lights and warning buzzers operate as follows depending on the
content of the message. If a message in dicates the need for inspection by a
dealer, have the vehicle inspected by your Lexus dealer immediately.
*: A buzzer sounds the first time a message is shown on the multi-information display.
■System warning lights
The master warning light does not come on or flash in the following case. Instead, a sepa-
rate system warning light will come on along with a message or image shown on the
multi-information display.
●Indicates that the PCS (Pre-Collision System) is not currently functional
The PCS warning light comes on. ( P. 5 2 5 )
Messages and warnings
System
warning lightWa r n i n g buzzer
*Wa r n i n g
Comes on Comes on Sounds Indicates an important situation, such as
when a system related to driving is malfunc-
tioning or that danger may result if the cor-
rection procedure is not performed
Comes onSounds
Comes on
or flashesSoundsIndicates an important situation, such as
when the systems shown on the multi-infor-
mation display may be malfunctioning
FlashesSoundsIndicates a situation, such as when damage
to the vehicle or danger may result
Comes onDoes not soundIndicates a condition, such as malfunction of
electrical components, their condition, or
indicates the need for maintenance
FlashesDoes not soundIndicates a situation, such as when an opera-
tion has been performed incorrectly, or indi-
cates how to perform an operation correctly

617Alphabetical index
LX570_OM_OM60N01U_(U)
Anti-lock brake system (ABS)...................................................... 379Function ..................................................379
Warning light .......................................524
Approach warning Dynamic radar cruise control with full-speed range ....................278
Armrest .................................................... 443
Assist grips .............................................. 445
Audio input
*
Audio system*
Automatic air conditioning system ............................................401, 412Air conditioning filter......................... 501
Front automatic air conditioning system ....................... 401
Rear air conditioning system..........412
Automatic door locking and unlocking systems................................ 119
Automatic headlight leveling system .................................................... 223
Automatic High Beam ....................... 224
Automatic light control system....... 222
Automatic transmission ...................... 210 2nd start mode....................................... 211
Downshift restriction warning buzzer ....................................................214
Driving mode select switch ......... 286
If the shift lever cannot be shifted from P .................................. 549
S mode ......................................................213
AUX port
*
Auxiliary boxes .......................................427 Back door .................................................. 122
Back door handle................................ 124
Jam protection function.................... 126
Power back door ................................ 123
Wireless remote control................... 110
Back-up lights Replacing light bulbs ...................... 509
Wattage ................................................. 570
Battery ...................................................... 482 Battery checking ................................ 482
If the vehicle battery is discharged.........................................553
Preparing and checking before winter .................................... 384
Warning light ....................................... 524
Blind Spot Monitor (BSM) ............... 365
Bluetooth
®*
Bluetooth® audio*
Bluetooth® phone*
Bottle holders .........................................426
Brake Fluid ......................................................... 568
Parking brake ........................................ 217
Warning light ....................................... 524
Brake assist ..............................................379
Break-in tips ............................................. 175
Brightness control Instrument panel light control ........ 89
BSM (Blind Spot Monitor) ............... 365 Blind Spot Monitor function......... 369
Rear Cross Traffic Alert function................................................ 375
B
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

619Alphabetical index
LX570_OM_OM60N01U_(U)
Coolant..................................................... 566Capacity ................................................ 566
Checking................................................478
Preparing and checking before winter ................................... 384
Cooling system Engine overheating.......................... 556
Crawl Control ....................................... 309
Cruise control Cruise control..................................... 283
Dynamic radar cruise control with full-speed range ...................... 271
Cup holders ............................................ 425
Curtain shield airbags ........................... 38
Customizable features .......................585
Daytime running light system .......... 222
Defogger Outside rear view mirrors .............407
Rear window ........................................407
Windshield ............................................407
Differential ............................................... 567
Dimension ............................................... 562
Dinghy towing........................................ 204 Display
Crawl Control.....................................309
Drive information .................................. 94
Dynamic radar cruise control with full-speed range ..................... 271
Fuel consumption information ..... 106
Head-up display ................................. 100
Intuitive parking assist...................... 290
LDA (Lane Departure Alert)....... 266
Multi-information display.................... 91
Multi-terrain Monitor ........................ 318
Multi-terrain Select ............................. 314
Warning messages .......................... 532
Do-it-yourself maintenance..............470
Door courtesy lights Location ...................................................419
Wattage ................................................. 570
Doors Automatic door locking and unlocking system............................... 119
Back door................................................ 122
Door glasses ..........................................165
Door lock.................................................. 115
Open door warning buzzer ........ 526
Open door warning light .............. 526
Outside rear view mirrors .............. 162
Rear door child-protectors ............. 118
Side doors ................................................ 115
D
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

621Alphabetical index
LX570_OM_OM60N01U_(U)
EngineAccessory mode............................... 206
Air cleaner ...............................................471
Compartment ...................................... 473
Engine switch ...................................... 205
Exhaust gas precautions ................... 75
Hood ........................................................ 472
How to start the engine ................. 205
Identification number ...................... 563
If the engine will not start................ 547
If your vehicle has to be stopped in an emergency ........... 515
Ignition switch (engine switch) ................................................. 205
Overheating ........................................ 556
Engine compartment cover ............. 474
Engine coolant....................................... 478 Capacity ................................................ 566
Checking................................................478
Preparing and checking before winter ................................... 384
Engine coolant temperature gauge ........................................................ 88
Engine immobilizer system ..................76
Engine oil ................................................. 475 Capacity ................................................ 564
Checking................................................475
Preparing and checking before winter ................................... 384 Engine switch (ignition switch) ....... 205
Engine switch light
(ignition switch light)......................... 419
Event data recorder (EDR)................... 10
Exhaust gas precautions ....................... 75
First-aid kit holder ................................ 430
Flat tire ...................................................... 536
Floor mats....................................................26
Fluid Automatic transmission .................. 567
Brake....................................................... 568
Steering ................................................. 568
Washer ...................................................485
Fog lights...................................................229 Replacing light bulbs ........................ 510
Switch ...................................................... 229
Footwell lights .......................................... 419
Four-wheel AHC (Active Height Control Suspension) ........................ 297Easy access mode ............................ 299
Disabling the height control ........ 300
Selecting vehicle height.................. 297
Four-wheel drive system Center differential lock/unlock ..306
Four-wheel drive control switch ...................................................305
Warning light ....................................... 526
Front automatic air conditioning system ...................................................... 401
Front doors ................................................ 115
F
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.