2018 LEXUS LX570 warning lights

378
LX570_OM_OM60Q78U_(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 vehi cle 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 seco nds while the vehicle is stopped to turn off
Active TRAC, VSC and Trailer Sway Control
The VSC OFF indicator light and TR AC OFF indicator will come on.
*Push the button again to turn the system back on.
* : On vehicles with pre-collision system, pre-co llision 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. 249)■
Automatic reactivation of Active TRAC, VSC and Trailer Sway Control
Turning the engine switch of f after turning off the Active TRAC and VSC systems will
automatically re-enable them.When the VSC/Trailer Sway Cont rol/Active TRAC/hill-start assist
control systems are operating
Disabling the Active TRAC system

LX570_OM_OM60Q78U_(U) 4215-5. Using the storage features
5
Interior features Open (push button)
Unlock with the mechanical key
Lock with the mechanical key ■
Glove box light
The glove box light turns on when the tail lights are on. ■
Removing the separate tray
Your vehicle is equipped with either a console box or cool box.
For vehicles with the cool box, refer to page 430.
Press the button to open the lid.Glove box 1
2
3
Pull out the separate tray while releasing the
clips.
WARNING
Keep the glove box closed while driving.
Injuries may result in the event of sudden braking, sudden swerving or an accident.
Console box (if equipped) 1

LX570_OM_OM60Q78U_(U) 5076-3. Do-it-yourself maintenance
6
Maintenance and care ■
After a fuse is replaced ●
If the lights do not turn on even after the fuse has been replaced, a bulb may need
replacement. ( → P. 508)●
If the replaced fuse blows again, have th e vehicle inspected by your Lexus dealer.■
If there is an overload in a circuit
The fuses are designed to blow, protec ting the wiring ha rness from damage.
WARNING ■
To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to th e vehicle, and possibly a fire or injury.●
Never use a fuse of a higher amperage rati ng than indicated, or use any other object
in place of a fuse. ●
Always use a genuine Lexus fuse or equivalent.
Never replace a fuse with a wi re, even as a temporary fix.●
Do not modify the fuses or the fuse boxes.
NOTICE ■
Before replacing fuses
Have the cause of electrical overload dete rmined and repaired by your Lexus dealer,
as soon as possible.

508
LX570_OM_OM60Q78U_(U) 6-3. Do-it-yourself maintenance
Light bulbs ■
LED lights
If any of the lights listed below has burnt out, have it replaced by your Lexus dealer.●
Headlights ●
Parking lights/dayti me running lights●
Front side marker lights ●
Fog lights ●
Front turn signal lights ●
Side turn signal lights ●
Outer foot lights ●
Rear turn signal lights ●
High mounted stoplight ●
Stop/tail lights ●
License plate lights ●
Stop lights ●
Back-up lights ●
Rear side marker lights ●
Running board light ■
Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not indicate a
malfunction. Contact your Lexus dealer for mo re information in the following situations: ●
Large drops of water are built up on the inside of the lens. ●
Water has built up inside the headlight.If any lights burn out, have it replaced by your Lexus dealer.
WARNING ■
Handling lights
Do not touch the lights while they are on or immediately after they have been turned
off. Doing so may result in burns.

520
LX570_OM_OM60Q78U_(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, but then goes off, this does not necessar-
ily indicate a malfunction in the system . However, if this continues to occur,
have the vehicle inspecte d by your Lexus dealer.
Warning light and warning buzzer list Warning light Warning 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.

524 7-2. Steps to take in an emergency
LX570_OM_OM60Q78U_(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 d oor), safing sensor (rear), driver’s seat
belt buckle switch, driver’s se at position sensor, front passeng er’s seat belt buckle switch,
airbags, interconnecting wiring and power so urces, front passenger occupant classifica-
tion system, “AIR BAG ON” and “AIR BAG OFF” indicator lights, seat belt pretensioners
and force limiters. ( → P. 38)■
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 the seat, the sens or 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 fu el 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 driv e indicator light or the center differential lock indicator
light blinks
Take the specified steps. ( → P. 305)
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 afte r taking the specified steps, ther e may be a malfunction in the
engine, the brake system or the four-wheel dr ive system. In this case, you may not be able
to transfer between “H4” and “L4” modes, an d the center differential lock may not be
able to be locked or unlocked. Have the vehicle inspected by your Lexus dealer, immedi-
ately.

526 7-2. Steps to take in an emergency
LX570_OM_OM60Q78U_(U) WARNING ■
If both the ABS and the brake sy stem warning lights remain on
Stop your vehicle in a safe place immediat ely and contact your Lexus dealer. The vehi-
cle will become extremely unstable during br aking, and the ABS system may fail, which
could cause an accident resultin g 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.

5297-2. Steps to take in an emergency
LX570_OM_OM60Q78U_(U) 7
When trouble arises The warning lights and warning buzzers operate as follows depending on the
content of the message. If a message indicates 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 al ong 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. 521)Messages and warnings System
warning
light Warning
buzzer
* Warning
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 on ⎯ Sounds
⎯ Comes on
or flashes Sounds Indicates an important situation, such as
when the systems shown on the multi-infor-
mation display may be malfunctioning
Flashes ⎯ Sounds Indicates a situation, such as when damage
to the vehicle or danger may result
Comes on ⎯ Does not
sound Indicates a condition, such as malfunction of
electrical components, their condition, or
indicates the need for maintenance
Flashes ⎯ Does not
sound Indicates a situation, such as when an opera-
tion has been performed incorrectly, or indi-
cates how to perform an operation correctly