air condition LEXUS LS600H 2017 Workshop Manual

4235-3. Using the air conditioning system and defogger
5
Interior features
LS600h/LS600hL_EE(OM50G20E)
■Rear center outlets Direct air flow to the left or right, up or down.
Turn the knob to open or close the vent.
■Rear side outlets Direct air flow to the left or
right, up or down.
Turn the knob to open or close
the vent.
■Roof side outlets
Direct air flow to the left or right,
up or down.
Adjusting the position of and opening and closing the air outlets
Without rear console displayWith rear console display
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2
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2

4245-3. Using the air conditioning system and defogger
LS600h/LS600hL_EE(OM50G20E)
■Button lock function
To prevent inadvertent operation, the buttons on the rear controller for the air condi-
tioning system, rear sunshade, rear door sunshades, and audio system can be
locked.
The rear controller can be locked from the air conditioning operation screen.
( P. 411)
■Rear control panel illumination off function
Control panel illumination on the rear controller can be turned off.
■Replacing the rear air conditioning filter
Replacing the air conditioning filter when using rear air conditioning or air purifier
reduces air flow or deodorizing performance. ( P. 529)
Press and hold the “MODE” switch until you
hear a beep to lock the buttons. Pressing the
“MODE” switch again until you hear a beep
will release the lock.
An indicator appears on the display when the
buttons are locked.
Press and hold the “PWR” switch until you
hear a beep to turn the illumination off. Press-
ing the “PWR” switch again until you hear a
beep will turn the illumination on.
NOTICE
■To prevent 12-volt battery discharge
Do not leave the air conditioning system on longer than necessary when the hybrid
system is off.

4255-3. Using the air conditioning system and defogger
5
Interior features
LS600h/LS600hL_EE(OM50G20E)
On/off
The defoggers will automatically turn
off after approximately 15 minutes.
■Operating conditions
The power switch must be in the ON mode.
Rear window and outside rear view mirror
defoggers
These features are used to defog the rear window, and to remove rain-
drops, dew and frost from the outside rear view mirrors.
CAUTION
■When the outside rear view mirror defoggers are on
Do not touch the rear view mirror surfaces, as they can become very hot and burn
you.
NOTICE
■To prevent 12-volt battery discharge
Turn the defoggers off when the hybrid system is off.

4265-3. Using the air conditioning system and defogger
LS600h/LS600hL_EE(OM50G20E)
Press the “MENU” button on the Remote Touch. (P. 390)
Select on the “Menu” screen.
Select on the “Climate” screen.
Operates the windshield wiper
de-icer on/off.
Select on the option control
screen to turn on the windshield wiper
de-icer, then the indicator will be on.
The windshield wiper de-icer will
automatically turn off after approxi-
mately 15 minutes, then the indicator
will be off. Selecting on the
option control screen again also turns
the de-icer off.
■Operating conditions
The power switch must be in the ON mode.
Windshield wiper de-icer
: If equipped
This feature is used to prevent ice from building up on the windshield
and wiper blades.
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2
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CAUTION
■When the windshield wiper de-icer is on
Do not touch the glass at the lower part of the windshield or to the side of the front
pillars as the surfaces can become very hot and burn you.

4545-6. Other interior features
LS600h/LS600hL_EE(OM50G20E)
Automatic operation
Operates automatically according
to the outside and cabin tempera-
ture when the power switch is
turned to ON mode. Automatic
operation can be turned off using
the switch.
The indicator light comes on when the
heater is operating.
Manual operation
Turns the heated steering wheel on/
off.
The indicator light comes on when the
heater is operating.
■Operating condition
The power switch is in ON mode.
■Timer function
Manual operation: Turns off after approximately 30 minutes.
Automatic operation: Operates for a maximum of 30 minutes. (Turns off according
to outside and cabin temperature.)
■If the indicator light does not come on
If the indicator light does not come on when the switch is pressed, a malfunction may
have occurred in the system. Have the vehicle inspected by any authorized Lexus
dealer or repairer, or another duly qualified and equipped professional.
Heated steering wheel
: If equipped
The left and right grip portions of the steering wheel can be heated.

4565-6. Other interior features
LS600h/LS600hL_EE(OM50G20E)
Press the knob to release the
lock.
Press the knob to lock it when not in
use.
AUTO setting
Turn the knob to the “AUTO”
position.
When set to “AUTO” mode, seat
heater, off, ventilation or seat cooler is
automatically selected according to
the set temperature of the air condi-
tioning system, outside temperature,
etc.
Climate control seats/seat heaters
: If equipped
The seats can be heated or cooled. When set to “AUTO” mode, the cli-
mate control seats/seat heaters are linked to the air conditioning set-
tings and automatically adjusted.
Front climate control seats
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4575-6. Other interior features
5
Interior features
LS600h/LS600hL_EE(OM50G20E)
Manual setting
Set the temperature by turning
the knob to the left or right.
Off
Seat heater
Ventilation
Seat cooler
■AUTO setting
The switch turned on/off.
When set to “AUTO” mode, the
indicator illuminates.
When set to “AUTO” mode, seat
heater, off, ventilation* or seat
cooler* is automatically selected
according to the set temperature of
the air conditioning system, outside
temperature, etc.
*: Vehicles with climate control seats
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1
2
3
4
Rear climate control seats (if eq uipped)/seat heaters (if equipped)
5-seat models4-seat models

4595-6. Other interior features
5
Interior features
LS600h/LS600hL_EE(OM50G20E)
■Operating condition
The power switch is in ON mode.
■Climate control seat/seat heater operation
Depending on the outside temperature and the temperature of the seat surface,
there are cases when heating operation is stronger than usual.
■Operating the rear climate control seats from the front seats.
 P. 409
■Disabling the switches on the rear controller
 P. 411
■Replacing the air filters
Filters are installed in the climate control se ats. For replacement of the filters, contact
any authorized Lexus dealer or repairer, or another duly qualified and equipped pro-
fessional.
■Customization
Automatic operation settings can be customized. (Customizable features P. 634)

4725-6. Other interior features
LS600h/LS600hL_EE(OM50G20E)
Vehicles without rear air conditioning system
To use the coat hook, push it on.
Vehicles with rear air conditioning system
To use the coat hook, push it on.
Coat hooks
CAUTION
■Items that must not be hung on the hook
Do not hang a coat hanger or other hard or sharp object on the hook. If the SRS
curtain shield airbags deploy, these items may become projectiles that cause death
or serious injury.

475
6Maintenance and care
LS600h/LS600hL_EE(OM50G20E)
6-1. Maintenance and care
Cleaning and protecting
the vehicle exterior ................ 476
Cleaning and protecting
the vehicle interior..................480
6-2. Maintenance
Maintenance
requirements ............................483
6-3. Do-it-yourself maintenance
Do-it-yourself service
precautions................................486
Hood ...............................................489
Positioning a floor jack ............490
Engine compartment ............... 492
12-volt battery .............................502
Tires .................................................506
Tire inflation pressure .............. 525
Wheels ........................................... 527
Air conditioning filter ............... 529
Electronic key battery.............. 532
Checking and
replacing fuses .........................535
Light bulbs...................................... 541