Page 342 of 512
342 5-5. Using the storage features
LS500_OM_(U)_1810 2 Pass the belt through the clip
3 Tighten the beltDepending on the size and shape of an
object, such as the case of a warning
reflector, the object may not be able to be
secured with the belts or stowed in an aux-
iliary box. ■
Stowing the belt
1 Fold the belt
2 Secure the belt with the clipTo prevent damage to the warning reflec-
tor storage belt when it is not in use, stow
the belt.
Page 361 of 512

3616-1. Maintenance and care
LS500_OM_(U)_1810 6
Maintenance and care Remove dirt and dust using a vac-
uum cleaner. Wipe dirty surfaces
with a cloth dampened with luke-
warm water.
If dirt cannot be removed, wipe it off
with a soft cloth dampened with
neutral detergent diluted to approx-
imately 1%.
Wring out any excess water from
the cloth and thoroughly wipe off
remaining traces of detergent and
water. ■
Shampooing the carpets
There are several commercial foaming-type
cleaners available. Use a sponge or brush
to apply the foam. Rub in overlapping cir-
cles. Do not use water. Wipe dirty surfaces
and let them dry. Excellent results are
obtained by keeping the carpet as dry as
possible.
■
Handling the seat belts
Clean with mild soap and lukewarm water
using a cloth or spon ge. Also check the
belts periodically for excessive wear, fraying
or cuts.
■
When cleaning the carpeted portions of
the glove box, console box, etc.
If a strong adhesive tape is used, there is a
possibility that the surface of the carpet
could be damaged.Cleaning and protecting the
vehicle interior Perform cleaning in a manner
appropriate to each component
and its material.
Protecting the vehicle interior WARNING■
Water in the vehicle ●
Do not splash or spill liquid in the vehi-
cle.
Doing so may cause electrical compo-
nents, etc. to malfunction or catch fire. ●
Do not get any of the SRS components
or wiring in the vehicle interior wet.
( P.29)
An electrical malfunction may cause
the airbags to deploy or not function
properly, resulting in death or serious
injury. ■
Cleaning the interior (especially
instrument panel)
Do not use polish wax or polish cleaner.
The instrument panel may reflect off the
windshield, obstructin g the driver’s view
and leading to an accident, resulting in
death or serious injury.
NOTICE■
Cleaning detergents ●
Do not use the following types of
detergent, as they may discolor the
vehicle interior or cause streaks or
damage to painted surfaces:
• Areas other than the seats and steer-
ing wheel: Organic substances such as
benzene or gasoline, alkaline or acidic
solutions, dye, and bleach
• Seats: Alkaline or acidic solutions,
such as thinner, benzene, and alcohol
• Steering wheel: Organic substances,
such as thinner, and cleaner that con-
tains alcohol
●
Do not use polish wax or polish
cleaner. The instrument panel’s or
other interior part’s painted surface
may be damaged.
Page 367 of 512

3676-2. Maintenance
LS500_OM_(U)_1810 6
Maintenance and care Parking brake • Does the parking
brake operate nor-
mally?
•When parked on a
slope and the park-
ing brake is on, is the
vehicle securely
stopped?
Seat belts • Do the seat belts
operate smoothly?
• The seat belts should
not be damaged.
Seats • Do the seat controls
operate properly?
Steering wheel • Does the steering
wheel rotate
smoothly?
• Does the steering
wheel have the cor-
rect amount of free
play?
•There should not be
any strange sounds
coming from the
steering wheel.
Vehicle exterior Items Check points
Doors/trunk • Do the doors/trunk
operate smoothly?
Engine hood •Does the engine
hood lock system
work properly?
Fluid leaks •There should not be
any signs of fluid
leakage after the
vehicle has been
parked.Items Check points
Tires • Is the tire inflation
pressure correct?
• The tires should not
be damaged or
excessively worn.
• Have the tires been
rotated according to
the maintenance
schedule?
•The wheel nuts
should not be loose.
Windshield wip-
ers • The wiper blades
should not show any
signs of cracking,
splitting, wear, con-
tamination or defor-
mation.
• The wiper blades
should clear the
windshield without
streaking or skip-
ping.Items Check points
Page 370 of 512

370 6-3. Do-it-yourself maintenance
LS500_OM_(U)_1810 Tire inflation pres-
sure ( P.395) • Tire pressure gauge
•Compressed air
source
Washer fluid
( P.379) • Water or washer
fluid containing anti-
freeze (for winter
use)
• Funnel (used only for
adding water or
washer fluid)
WARNING
The engine compartment contains many
mechanisms and fluids that may move
suddenly, become hot, or become elec-
trically energized. To avoid death or seri-
ous injury, observe the following
precautions. ■
When working on the engine com-
partment●
Keep hands, clothi ng and tools away
from the moving fan and engine drive
belt.●
Be careful not to touch the engine,
radiator, exhaust manifold, etc. right
after driving as they may be hot. Oil
and other fluids may also be hot.
●
Do not leave anything that may burn
easily, such as paper and rags, in the
engine compartment.
●
Do not smoke, cause sparks or expose
an open flame to fuel. Fuel fumes are
flammable.
■
When working near the electric cool-
ing fan or radiator grille
Be sure the engine switch is off.
With the engine switch in IGNITION
ON mode, the electric cooling fan may
automatically start to run if the air condi-
tioning is on and/or the coolant tempera-
ture is high. ( P.378)Items Parts and tools ■
Safety glasses
Wear safety glasses to prevent flying or
falling material, fluid spray, etc. from get-
ting in your eyes.
NOTICE■
If you remove the air cleaner filter
Driving with the air cleaner filter
removed may cause excessive engine
wear due to dirt in the air.
Page 407 of 512

4077-1. Essential information
LS500_OM_(U)_1810 7
When trouble arises seconds or more, or press it briefly
3 times or more in succession.
5 Stop the vehicle in a safe place by
the road. Remove the seat belt first.
If the door can be opened, open the
door and exit the vehicle.
If the door can not be opened, open
the window using the power window
switch and exit the vehicle through
the window.
If the window can not be opened
using the power window switch,
remain calm, wait until the water
level inside the vehicle rises to the
point that the water pressure inside
of the vehicle equals the water pres-
sure outside of the vehicle, and then
open the door and exit the vehicle.WARNING■
If the engine has to be turned off while
driving
Power assist for the steering wheel will
be lost, making th e steering wheel
heavier to turn. Decelerate as much as
possible before turning off the engine. If the vehicle is trapped in
rising water In the event the vehicle is sub-
merged in water, remain calm and
perform the following.
Page 416 of 512

416 7-2. Steps to take in an emergency
LS500_OM_(U)_1810 ■
Charging system warning light *
(warning buzzer)*
: This light illuminates on the multi-information display. ■
Low engine oil pressure warning light *
(warning buzzer)*
: This light illuminates on the multi-information display. ■
Malfunction indicator lamp (warning buzzer)
■
SRS warning light (warning buzzer) Warning light Details/Actions
Indicates a malfunction in the vehicle’s charging system
Immediately stop the vehicle in a safe place and contact your Lexus
dealer.
Warning light Details/Actions
Indicates that the engine oil pressure is too low
Immediately stop the vehicle in a safe place and contact your Lexus
dealer.
Warning light Details/Actions
(U.S.A.)
or
(Canada) Indicates a malfunction in:
The electronic engine control system;
The electronic throttle control system; or
The electronic automatic transmission control system
Immediately stop the vehicle in a safe place and contact your Lexus
dealer.
Warning light Details/Actions
Indicates a malfunction in:
The SRS airbag system;
The front passenger occupant classification system; or
The seat belt pr etensioner system
Have the vehicle inspected by your Lexus dealer immediately.
Page 418 of 512

418 7-2. Steps to take in an emergency
LS500_OM_(U)_1810 ■
Electric power steering system warning light (warning buzzer)
■
Low fuel level warning light
■
Driver’s and front passenger’s seat belt reminder light (warning buzzer) *
*
: Driver’s seat belt warning buzzer:
The driver’s seat belt warning buzzer sounds to al ert the driver that his or her seat belt is not
fastened. Once the engine switch is turned to IGNITION ON mode, the buzzer sounds for
6 seconds. If the vehicle reaches a speed of 12 mph (20 km/h), the buzzer sounds once. If
the seat belt is still unfastened after 24 seconds, the buzzer will sound intermittently for 6
seconds. Then, if the seat belt is still unfastened, th e buzzer will sound in a different tone for
90 more seconds.
Front passenger’s seat belt warning buzzer:
The front passenger’s seat belt warning buzzer sounds to alert the front passenger that his
or her seat belt is not fastened. The buzzer sounds once if the vehicle reaches a speed of 12
mph (20 km/h). If the seat belt is still unfastened after 24 seconds, the buzzer will sound
intermittently for 6 seconds. Th en, if the seat belt is still un fastened, the buzzer will sound in
a different tone for 90 more seconds. Warning light Details/Actions(red)
or (yellow)
Indicates a malfunction in the EPS (Electric Power Steering) system
Have the vehicle inspected by your Lexus dealer immediately.
Warning light Details/Actions
Indicates that remaining fuel is approximately 3.4 gal. (13 L, 2.8 Imp.
gal.) or less
Refuel the vehicle.
Warning light Details/Actions
Warns the driver and/or front pass enger to fasten their seat belts
Fasten the seat belt.
If the front passenger’s seat is occupied, the front passenger’s seat
belt also needs to be fastened to make the warning light (warning
buzzer) turn off.
Page 419 of 512

4197-2. Steps to take in an emergency
LS500_OM_(U)_1810 7
When trouble arises ■
Rear passengers’ seat belt reminder lights *1
(warning buzzer) *2
*1
: This light illuminates on the center panel. *2
: Rear passengers’ seat belt warning buzzer:
The rear passengers’ seat belt warning buzzer sounds to alert the rear passengers that his
or her seat belt is not fastened. The buzzer sounds once if the vehicle reaches a speed of 12
mph (20 km/h). If the seat belt is still unfastened after 24 seconds, the buzzer will sound
intermittently for 6 seconds. Th en, if the seat belt is still un fastened, the buzzer will sound in
a different tone for 30 more seconds. ■
Tire pressure warning light
■
LTA indicator (warning buzzer) Warning light Details/Actions
Warns the rear passengers to fasten their seat belts
Fasten the seat belt.
Warning light Details/Actions
When the light comes on after blinking for approximately 1 minute:
Malfunction in the tire pressure warning system
Have the system checked by your Lexus dealer.
When the light comes on:
Low tire inflation pressure such as
Natural causes
Flat tire
Immediately stop the vehicle in a safe place.
Handling method ( P.423)
Warning light Details/Actions
(orange)
Indicates a malfunction in th e LTA (Lane Tracing Assist)
Follow the instructions displayed on the multi-information display.
( P.237)