2018 LEXUS LS500H ad blue

338 5-3. Using the air conditioning system and defogger
LS500h_OM_OM50F42U_(U) Adjust the seat ventilator fan speed
levelThe seat ventilator can be adjusted in 3 lev-
els. (Low, Mid or Hi)
Adjust the seat heater temperature
levelThe seat heater can be adjusted in 3 levels.
(Low, Mid or Hi)
Adjust the heated steering wheel
temperature level *
The heated steering wheel can be adjusted
in 2 levels. (Low or Hi)
Automatic mode on/off indicatorsWhen the automatic mode is on, the indi-
cator illuminates on the screen.
Sub function menu When the sub function button on the
Remote Touch is pressed, the following
functions can be set to automatic mode.
: Left-hand side seat heater/seat
ventilator
: Heated steering wheel *
: Right-hand side seat heater/seat
ventilator *
: Available on the front seat control
screen only 
Side screen
Display the air conditioning control
screen → P.329 Adjust the front seat heater tem-
perature level Each time the switch is selected, the tem-
perature level and level indicator (orange)
change as follows:
AUTO → Hi → Mid → Lo → OFF
Adjust the front seat ventilator fan
speed level Each time the switch is selected, the fan
speed level and level indicator (blue)
change as follows:
AUTO → Hi → Mid → Lo → OFF
Adjust the heated steering wheel
temperature level Each time the switch is selected, the tem-
perature level and le vel indicator change
as follows:
AUTO → Hi → Lo → OFF■
Rear Multi Operation Panel (if
equipped) 
Rear air conditioning control screen
Adjust the rear seat heater tem-
perature level Each time the switch is selected, the tem-
perature level and level indicator (orange)
change as follows:
AUTO → Hi → Mid → Lo → OFF
Adjust the rear seat ventilator fan
speed level Each time the switch is selected, the fan A
B
C
D
E
A B
C
D
A
B

3395-3. Using the air conditio ning system and defogger
LS500h_OM_OM50F42U_(U) 5
Interior features speed level and leve l indicator (blue)
change as follows:
AUTO → Hi → Mid → Lo → OFF
Shortcut screen
Adjust the rear seat heater tem-
perature levelEach time the switch is selected, the tem-
perature level and leve l indicator (orange)
change as follows:
AUTO → Hi → Mid → Lo → OFF
Adjust the rear seat ventilator fan
speed levelEach time the switch is selected, the fan
speed level and leve l indicator (blue)
change as follows:
AUTO → Hi → Mid → Lo → OFF■
Rear control panel (if equipped)
Increases the rear seat heater tem-
perature levelThe seat ventilator can be adjusted in 3 lev-
els. (Low, Mid or Hi) Enables/Disables the automatic
mode of the rear seat heaters
Decreases the rear seat heater
temperature level If this switch is select ed when the rear seat
heater temperature level is set to Lo, the
rear seat heater will turn off. ■
The heated steering wheel, seat heaters
and seat ventilators wheel can be used
when
The power switch is in ON mode. ■
Air conditioning system-linked control
mode
When the seat ventilator fan speed level is
Hi, the seat ventilato r fan speed becomes
higher according to the fan speed of the air
conditioning system. ■
Customization
Some functions can be customized.
( → P.481)A
B
A WARNING■
To prevent overheating and minor
burn injuries
Observe the following precautions when
using the seat heaters. ●
Do not cover the seat with a blanket or
cushion when using the seat heater.
●
Do not use seat heater more than nec-
essary. B
C

366 5-6. Using the other interior features
LS500h_OM_OM50F42U_(U) *
: U.S. Patent No. 7,508,298 B2
 Stolen Vehicle Location Helps drivers in the event of vehicle theft.
( →
P.367 )
 Emergency Assistance Button
(“SOS”) Connects drivers to response-center sup-
port. ( →
P.367 )
 Enhanced Roadside Assistance Provides drivers various on-road assis-
tance. ( →
P.367 )
After you have signed the Telematics
Subscription Service Agreement and
are enrolled, you can begin receiving
services.
A variety of subscription terms is avail-
able for purchase. Contact your Lexus
dealer, call 1-800-25-LEXUS
(1-800-255-3987) in the Unites
States (1-877-539-8777 in Puerto
Rico, 1-800-26-LEXUS in Canada) or
push the “SOS” button in your vehicle
for further subscription details. ■
Safety Connect Serv ices Information●
Phone calls using the vehicles Blue-
tooth ®
technology will not be possible
during Safety Connect.
●
Safety Connect is available beginning Fall
2009 on select Lexus models (in the
contiguous United States only). Contact
with the Safety Connect response center
is dependent upon the telematics device
being in operative co ndition, cellular con-
nection availability, and GPS satellite sig-
nal reception, which ca n limit the ability to
reach the response center or receive
emergency service support. Enrollment
and Telematics Subscription Service Agreement required. A variety of sub-
scription terms is available; charges vary
by subscription term selected and loca-
tion. ●
Automatic Collision Notification, Emer-
gency Assistance and Stolen Vehicle
Location will function in the United
States, including Hawaii and Alaska,
Puerto Rico and in Canada, and
Enhanced Roadside Assistance will func-
tion in the United States, Puerto Rico and
in Canada. ●
Automatic Collision Notification, Emer-
gency Assistance, Stolen Vehicle Loca-
tion and Enhanced Roadside Assistance
will not function in the United States Vir-
gin Islands.
No Safety Connect services will function
outside of the United States in countries
other than Canada.
For vehicles first sold in the USVI, no
Safety Connect services will function in
and outside the United States Virgin
Islands. ●
Safety Connect services are not subject
to section 255 of the Telecommunica-
tions Act and the device is not TTY com-
patible. ■
Languages
The Safety Connect re sponse center will
offer support in mult iple languages. The
Safety Connect system will offer voice
prompts in English, Spanish, and French.
Please indicate your language of choice
when enrolling. ■
When contacting the response center
You may be unable to contact the response
center if the network is busy.
When the power switch is turned to
ON mode, the red indicator light
comes on for 2 seconds then turns off.
Afterward, the green indicator light
comes on, indicating that the service is
active.Subscription
Safety Connect LED light Indi-
cators

3956-3. Do-it-yourself maintenance
LS500h_OM_OM50F42U_(U) 6
Maintenance and care Terminals
Hold-down clamp
Check the 12-volt battery condition by
indicator color.
Blue: Good condition
Red: Charging is necessary.
Have the vehicle inspected by your
Lexus dealer.
Clear: Replacement is necessary.
Have the 12-volt battery checked
by your Lexus dealer. Check if the treadw ear indicators are
showing on the tires. Also check the
tires for uneven wear, such as excessive
wear on one side of the tread.
New tread
Worn tread
Treadwear indicator The location of treadwear indicators is
shown by a “TWI” or “ ” mark, etc.,
molded into the sidewall of each tire.
Replace the tires if the treadwear indica-
tors are showing on a tire.Checking the 12-volt battery
condition A
B
A
B
C Tires Replace or rotate tires in accor-
dance with maintenance schedules
and treadwear.
Checking tires
A
B
C