ECO mode LEXUS LS500 2019 Repair Manual

3175-3. Using the air conditio ning system and defogger
LS500_OM_(U)_1810 5
Interior features “A/C”: Set cooling and dehumidification
function
If the “A/C” display is turned off, the system
will blow ambient temperature airor
heated air.
“DUAL”: Adjust the temperature for driver
and passenger seats separately (“DUAL”
mode) (  P.322)
: Set eco air conditioning mode
Vehicles with 4-ZONE climate con-
trol
Sub menu Selecting the sub menu item to switch the
main screen.
: Display the front air conditioning
control screen
: Display the heated steering
wheel/front seat heater/front seat ventila-
tor control screen
: Display the rear air conditioning con-
trol screen
: Display the rear seat heater/rear seat
ventilator control screen
: Display the Lexus Climate Con-
cierge control screen
: Display the option control screen
Adjust the left side seat tempera-
ture setting Select the right side seat air flow
mode : Air flows to the upper body
: Air flows to the upper body and feet
: Air flows to the feet
: Air flows to the feet and the wind-
shield defogger operates
Select the left side seat air flow
mode
Adjust the fan speed setting
Function on/off indicators When the function is on, the indicator illu-
minates on the control screen.
Sub function menu When the sub function button on the
Remote Touch is pressed, the following
functions can be switched on and off.
: Set Lexus Climate Concierge
(  P.311)
“AUTO”: Set automatic mode on/off
(  P.320)
“OFF”: Turn the fan off
“A/C”: Set cooling and dehumidification
function
If the “A/C” display is turned off, the system
will blow ambient temperature airor
heated air.
“4-ZONE”: Adjust the temperature for the
driver, front passenger and left and right
rear passenger se ats separately
(“4-ZONE” mode) (  P.322)
: Set eco air conditioning mode
Adjust the right side seat tempera-
ture setting A
B C
D
E
F
G
H

318 5-3. Using the air conditioning system and defogger
LS500_OM_(U)_1810 ■
Option control screen
Select on the sub menu to display
the option control screen. The functions can be switched on and off.
When the function is on, the indicator illu-
minates on the screen. 
Vehicles with DUAL-ZONE climate
control
Set Lexus Climate Concierge
(  P.311)
Adjusting the temperature for
driver and passenger seats sepa-
rately (“DUAL” mode) (  P.322)
Set eco air conditioning modeAir conditioning and heater output is lim-
ited to prioritize fuel economy.
Cooling and dehumidification func-
tionIf the “A/C” indicator is turned off, the sys-
tem will blow ambient temperature airor
heated air.
Select the S-FLOW mode
(  P.320)
Prevent ice from building up on the
windshield and wiper blades
(Windshield wiper de-icer) (if
equipped)
Removing pollen from the air (Micro dust and pollen filter) 
Vehicles with 4-ZONE climate con-
trol
Set Lexus Climate Concierge
(  P.311)
Adjust the temperature for driver,
passenger and rear seats sepa-
rately (“4-ZONE” mode)
(  P.322)
Set eco air conditioning mode Air conditioning and heater output is lim-
ited to prioritize fuel economy.
Cooling and dehumidification func-
tion If the “A/C” indicator is turned off, the sys-
tem will blow ambient temperature airor
heated air.
Select the S-FLOW mode
(  P.320)
Prevent ice from building up on the
windshield and wiper blades
(Windshield wiper de-icer) (if
equipped)
Removing pollen from the air
(Micro dust and pollen filter) A
B
C
D
E
F
G A
B
C
D
E
F
G

3195-3. Using the air conditio ning system and defogger
LS500_OM_(U)_1810 5
Interior features ■
Side display 
Vehicles with DUAL-ZONE climate
control
Display the front seat heaters/front
seat ventilators control screen
(  P.327)
Adjust the left side seat tempera-
ture setting
Adjust the fan speed setting
Adjust the right side seat tempera-
ture setting
Set cooling and dehumidification
function on/off
Adjusting the temperature for
driver and passenger seats sepa-
rately (“DUAL” mode) (  P.322)
Select the air flow mode 
Vehicles with 4-ZONE climate con-
trol
Display the front seat heaters/front seat ventilators control screen
(  P.327)
Adjust the left side seat tempera-
ture setting
Adjust the fan speed setting
Adjust the right side seat tempera-
ture setting
Select the left side seat air flow
mode
Set cooling and dehumidification
function on/off If the “A/C” indicator is turned off, the sys-
tem will blow ambient temperature airor
heated air.
Adjust the temperature for driver,
passenger and rear seats sepa-
rately (“4-ZONE” mode)
(  P.322)
Select the right side seat air flow
mode ■
Windshield wiper de-icer (if equipped)
This feature is used to prevent ice from
building up on the windshield and wiper
blades.
The windshield de-icer will automatically
turn off after a while. ■
Eco air conditioning mode
When Eco drive mode is selected using the
driving mode select switch, eco air condi-
tioning mode turns on.
When a drive mode other than Eco drive
mode is selected, eco air conditioning
mode may turn off.
■
Micro dust and pollen filter
Outside air mode switches to
(recirculated air) mode. Pollen is removed
from the air and the air flows to the upper
part of the body.
Usually the system will automatically turn A
B
C
D
E
F
G
A B
C
D
E
F
G
H

3295-3. Using the air conditio ning system and defogger
LS500_OM_(U)_1810 5
Interior features ■
Rear Multi Operation Panel (if
equipped) 
Rear air conditioning control 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
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 level Each time the switch is selected, the fan
speed level and level indicator (blue)
change as follows:
AUTO  Hi  Mid  Lo  OFF■
Rear control panel (if equipped)
Increases the rear seat heater tem-
perature level The 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 can be used when
The engine switch is in IGNITION 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.
■
When the air conditioning system is
operating in S-FLOW mode
If a passenger is not detected in the front A
B
A B
A
B
C

334 5-4. Using the interior lights
LS500_OM_(U)_1810 ■
Illuminated entry system
The lights automatically turn on/off accord-
ing to the engine switch mode, the pres-
ence of the electronic key, whether the
doors are locked/unlocked, and whether
the doors are opened/closed. ■
To prevent the battery from being dis-
charged
If the interior lights remain on when the
engine switch is turned off, the lights will go
off automatically after 20 minutes. ■
When front interior light or front per-
sonal lights do not respond as normal●
When water, dirt, et c., have adhered to
the lens surface●
When operated with a wet hand●
When wearing gloves, etc.■
The interior lights may turn on automati-
cally when
If any of the SRS airbags deploy (inflate) or
in the event of a strong rear impact, the inte-
rior lights will turn on automatically.
The interior lights will turn off automatically
after approximately 20minutes.
The interior lights can be turned off manu-
ally. However, in order to help prevent fur-
ther collisions, it is recommended that they
be left on until sa fety can be ensured.
(The interior lights may not turn on auto-
matically depending on the force of the
impact and conditions of the collision.) ■
Customization
Some functions can be customized.
(  P.466)
NOTICE
■
To prevent battery discharge
Do not leave the lights on longer than
necessary when the engine is not run-
ning. ■
Removing light lenses
Never remove th e lens for the front inte-
rior light and front personal lights. Other-
wise, the lights will be damaged. If a lens
needs to be removed, contact your Lexus
dealer.

3435-6. Using the other interior features
LS500_OM_(U)_1810 5
Interior features 5-6.Using the other interior features
The USB charging ports are used to
supply 2.1 A of electricity at 5 V to
external devices.
The USB charging ports are for
charging only. They are not designed
for data transfer or other purposes.
Depending on the external device, it
may not charge properly. Refer to the
manual included with the device
before using a USB charging port. ■
Using the USB charging ports
Open the console box lid and open the
lid. 
Vehicles without power rear seat

Vehicles with power rear seat ■
The USB charging ports can be used
when
The engine switch is in ACCESSORY or
IGNITION ON mode. ■
Situations in whic h the USB charging
ports may not operate correctly ●
If a device which consumes more than 2.1
A at 5 V is connected ●
If a device designed to communicate with
a personal computer, such as a USB
memory device, is connected ●
If the connected external device is turned
off (depending on device) ●
If the temperature inside the vehicle is
high, such as after the vehicle has been
parked in the sun ■
About connected external devices
Depending on the connected external
device, charging may occasionally be sus-
pended and then start again. This is not a
malfunction.Other interior features
USB charging ports
NOTICE■
To prevent damage to the USB
charging ports ●
Do not insert foreign objects into the
ports.
●
Do not spill water or other liquids into
the ports.
●
When the USB charging ports are not
in use, close the lids. If a foreign object
or liquid enters a port may cause a
short circuit.
●
Do not apply excessive force to or
impact the USB charging ports.
●
Do not disassemble or modify the USB
charging ports.
■
To prevent damage to external
devices
●
Do not leave external devices in the
vehicle. The temperature inside the
vehicle may become high, resulting in
damage to an external device.

348 5-6. Using the other interior features
LS500_OM_(U)_1810 ■
From rear seat
The rear seat power window switches
cannot be used to extend the rear door
sunshades/rear quarter sunshades.
1 Display the home screen and then
touch “Rear Shade/Lamp”.
(  P.308)
2 To fully extend/retract a rear
door/rear quarter sunshade, touch
the respective button.
■
Operating conditions●
The engine switch is in IGNITION ON
mode.●
The rear side windows are fully closed.■
Operation of rear door sunshades/rear
quarter sunshades when extended
If a rear door power window switch is oper-
ated when the rear door sunshade/rear
quarter sunshade is extended, the rear door
sunshade/rear quarter sunshade will retract
while the rear window is opening.
■
Operating the rear door/rear quarter
sunshades after turning the engine
switch off
The rear door/rear quarter sunshades can
be operated for a while even after the
engine switch is turned to ACCESSORY
mode or off.
However, they cannot be operated using
the driver’s power window switch after
either front door is opened.
■
Jam protection function
If an object becomes caught between a rear door sunshade and the window frame, the
rear door sunshade will stop and then
extend/retract slightly. ■
When reconnecting the battery
The rear door/rear quarter sunshades will
always be retracted the first time the button
is pressed.
The rear sunshade can be raised and
lowered by operating any of the
switches shown below. WARNING■
When the rear door/rear quarter sun-
shades are being extended or
retracted
Do not place fingers or other objects in
the shade mechanism or in the opening
as injury may result. ■
Jam protection function
Never use any part of your body to inten-
tionally activate the jam protection func-
tion.
NOTICE■
To ensure normal operation of the
sunshades
Observe the following precautions: ●
Do not place excessive load on the
motor or other components.
●
Do not place objects where they may
hinder opening and closing opera-
tions.
●
Do not attach items to the rear
door/rear quarter sunshades.
●
Keep the opening clean and clear of
obstructions.
●
Do not operate the rear door/rear
quarter sunshades continuously for
long periods of time.
Rear sunshade (if equipped)

358 6-1. Maintenance and care
LS500_OM_(U)_1810 6-1.Maintenance and care
 Working from top to bottom, liber-
ally apply water to the vehicle body,
wheel wells and underside of the
vehicle to remove any dirt and dust.
 Wash the vehicle body using a
sponge or soft cloth, such as a
chamois.
 For hard-to-remove marks, use car
wash soap and rinse thoroughly with
water.
 Wipe away any water.
 Wax the vehicle when the water-
proof coating deteriorates. If water does not bead on a clean surface,
apply wax when the vehicle body is cool.
■
Self-restoring coat
The vehicle body has a self-restoring coat-
ing that is resistant to small surface
scratches caused in a car wash etc.
●
The coating lasts for 5 to 8 years from
when the vehicle is delivered from the
plant.
●
The restoration time differs depending on
the depth of the scratch and outside tem-
perature.
The restoration time may become
shorter when the coating is warmed by
applying warm water.
●
Deep scratches caused by keys, coins,
etc. cannot be restored.
●
Do not use wax that contains abrasives. ■
Automatic car washes ●
Before washing the vehicle:
• Fold the mirrors
• Turn off the power trunk opener and
closer (if equipped)
Start washing from the front of the vehicle.
Extend the mirrors before driving.●
Brushes used in automatic car washes
may scratch the vehicl e surface and harm
your vehicle’s paint. ■
High pressure car washes ●
Do not allow the nozzles of the car wash
to come within close proximity of the win-
dows and the air suspension unit (if
equipped). ●
Before using the car wash, check that the
fuel filler door on your vehicle is closed
properly. ■
When using a car wash
If the door handle becomes wet while the
electronic key is within the effective range,
the door may lock and unlock repeatedly. In
that case, follow the following correction
procedures to wash the vehicle: ●
Place the key in a position 6 ft. (2 m) or
more separate from the vehicle while the
vehicle is being wash ed. (Take care to
ensure that the key is not stolen.) ●
Set the electronic key to battery-saving
mode to disable the smart access system
with push-button start. (  P.112)■
Aluminum wheels ●
Remove any dirt immediately by using a
neutral detergent. ●
Wash detergent off with water immedi-
ately after use.
●
To protect the paint from damage, make
sure to observe the following precau-
tions.
• Do not use acidic, alkaline or abrasive
detergent
• Do not use hard brushes
• Do not use detergent on the wheels when
they are hot, such as after driving or park-
ing in hot weatherCleaning and protecting the
vehicle exterior Perform cleaning in a manner
appropriate to each component
and its material.
Cleaning instructions

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.

380 6-3. Do-it-yourself maintenance
LS500_OM_(U)_1810 The battery is located in the trunk
under the luggage mat.
Removing the luggage mat:  P.340
■
Before recharging
When recharging, the battery produces
hydrogen gas which is flammable and
explosive. Therefore, observe the following
precautions before recharging: ●
If recharging with the battery installed on
the vehicle, be sure to disconnect the
ground cable. ●
Make sure the engine switch on the char-
ger is off when connecting and discon-
necting the charger cables to the battery. ■
After recharging/reconnecting the bat-
tery ●
Unlocking the doors using the smart
access system with pu sh-button start may
not be possible immediately after recon-
necting the battery. If this happens, use
the wireless remote control or the
mechanical key to lo ck/unlock the doors.
●
Start the engine with the engine switch in
ACCESSORY mode. The engine may
not start with the engine switch turned off.
However, the engine will operate nor-
mally from the second attempt.
●
The engine switch mode is recorded by
the vehicle. If the battery is reconnected,
the vehicle will return the engine switch
mode to the status it was in before the NOTICE■
Do not use any fluid other than
washer fluid
Do not use soapy water or engine anti-
freeze instead of washer fluid.
Doing so may cause streaking on the
vehicle’s painted surfaces, as well as
damaging the pump leading to problems
of the washer fluid not spraying. ■
Diluting washer fluid
Dilute washer fluid with water as neces-
sary.
Refer to the freezing temperatures listed
on the label of the washer fluid bottle. Battery
Location