2021 Lexus GX460 Owner's Manual /

GX460_OM_OM60T19U_(U)
3935-1. Using the air conditioning system and defogger
5
Interior features
■Customization
Settings (e.g. A/C automatic mode sw itch operation) can be changed.
(Customizable features: P. 584)
WARNING
■To prevent the windshield from fogging up
●Do not use during cool air operation in extremely humid weather. The differ-
ence between the temperature of the outside air and that of the windshield can cause
the outer surface of the windshield to fog up, blocking your vision.
■To prevent burns
●Do not touch the rear view mirror surfaces when the outside rear view mirror defog-
gers are on.
●Do not touch the glass at lower part of the windshield or to the side of the front pillars
when the windshield wiper de-icer is on. (vehicles with windshield wiper de-icer)
NOTICE
■To prevent battery discharge
Do not leave the air conditioning system on longer than necessary when the engine is
off.
■When repairing/replacing parts of the air conditioning system
Have repair/replacement performed by your Lexus dealer. When a part of the air con-
ditioning system, such as the evaporator, is to be replaced, it must be replaced with a
new one.
●Do not place anything on the instrument
panel which may cover th e air outlets. Other-
wise, air flow may be obstructed, preventing
the windshield defoggers from defogging.

394
GX460_OM_OM60T19U_(U)5-1. Using the air conditio
ning system and defogger
Rear air conditioning system
■Adjusting the temperature setting
Press “” on the “TEMP” button to in crease the temperature and “ ” to
decrease the temperature.
Touch on the climate screen to di splay the option control screen. (P. 385)
If the “A/C” indicator is tu rned off, the system will blow ambient temperature air or
heated air.
■Adjusting the fan speed setting
Press “ ” on to increase the fan speed and “ ” to decrease the fan
speed.
Press the “OFF” button to turn the fan off.
■Changing the air flow mode
Press .
The air flow mode change as follows each time is pressed.
: Air flows to the upper body.
: Air flows to the upper body and feet.
: Air flows to the feet.
: If equipped
Air outlets and fan speed are automati cally adjusted according to the tem-
perature setting.

GX460_OM_OM60T19U_(U)
3955-1. Using the air conditioning system and defogger
5
Interior features
■Using the automatic mode
Press the “AUTO” button.
Adjust the temperature setting.
To stop the operation, press the “OFF” button.
■If the system is operated manually in automatic mode
If the fan speed setting or air flow modes are operated, the automatic mode
indicator goes off. However, automati c mode for functions other than that
operated are maintained.
■Location of air outlets
The air outlets and air volume
changes according to the selected
air flow mode.
■Adjusting the air flow direction and opening/closing the air outlets
Direct air flow to the left or right,
up or down.
Turn the knob fully to the back of
the vehicle to close the vent.
Air conditioning controls
Air outlets
1
2
3
1
2

3965-1. Using the air conditioning system and defogger
GX460_OM_OM60T19U_(U)
■Registering air conditioning settings to electronic keys
●Unlocking the vehicle using an electronic key and turning the engine switch to
IGNITION ON mode will recall that key’s registered air conditioning settings.
●When the engine switch is turned off, the current air conditioning settings will automat-
ically be registered to the electronic key that was used to unlock the vehicle.
The system may not operate correctly if more than one electronic key is in the vicinity or
if the smart access system with push-button start is used to unlock a passenger door.
Settings for the electronic key and th e corresponding door can be changed.
Contact your Lexus dealer.
NOTICE
■To prevent battery discharge
Do not leave the air conditioni ng system on longer than necessary when the engine is
off.

397
GX460_OM_OM60T19U_(U)5-1. Using the air conditio
ning system and defogger
5
Interior features
Heated steering wheel/seat heaters/seat
ventilators

Turns the heated steering wheel on/off
The indicator light comes on when the
heated steering wheel is operating.
: If equipped
Heated steering wheel and seat heaters heat the side grips of the steering
wheel and seats. Seat ventilators maintain good airflow by blowing air from
the seats.
WARNING
●Care should be taken to prevent injury if anyone in the following categories comes in
contact with the steering wheel and seats when the heater is on:
• Babies, small children, the elderly, the sick and the physically challenged
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or drugs that induce sleep (sleeping drugs, cold
remedies, etc.)
●Observe the following precautions to pr event the minor burns or overheating:
• Do not cover the seat with a blanket or cushion when using the seat heater.
• Do not use seat heater more than necessary.
NOTICE
●Do not put heavy objects that have an unev en surface on the seat and do not stick
sharp objects (needles, nails, etc.) into the seat.
●To prevent battery discharge, do not us e the functions when the engine is off.
Heated steering wheel (if equipped)

3985-1. Using the air conditioning system and defogger
GX460_OM_OM60T19U_(U)
●The heated steering wheel can be used when the engine switch is in IGNITION ON
mode.
●The heated steering wheel will automati cally turn off after about 30 minutes.
●If the indicator light flashes, press the switch to turn the heated steering wheel off and
then press the switch again. If the indica tor light still flashes, a malfunction may be
occurring. Turn the heated steering wheel off and have the vehicle inspected by your
Lexus dealer.
■Front seat
Turns the seat heater on
The indicator light comes on.
The higher the number of dots, the
warmer the seat becomes.
■Rear seat (if equipped)
For left second seat
For right second seat
High heating temperature
Low heating temperature
To turn on the seat heater, press “HI”
or “LO”.
The indicator light on “HI” or “LO”
switch indicates that the seat heater
is on.
Off
To turn off, press “OFF”.
The seat heaters can be used when the engine switch is in IGNITION ON mode.
Seat heaters (if equipped)
1
2
3
4
5

GX460_OM_OM60T19U_(U)
3995-1. Using the air conditioning system and defogger
5
Interior features
Heats the seat
The indicator light comes on.
The higher the number of dots, the
warmer the airflow becomes.
Blows air from the seat
The indicator light comes on.
The higher the number of dots, the
stronger the airflow becomes.
The seat heaters and ventilators can be used when the engine switch is in IGNITION
ON mode.
Seat heaters and ventilators (if equipped)
1
2

400
GX460_OM_OM60T19U_(U)5-2. Using the interior lights
Interior lights list
Personal/interior lights (
P. 401)
Inside door handle lights
Shift lever lights
Engine switch light Scuff lights (if equipped)
Footwell lights
Door courtesy lights
Running board lights1
2
3
4
5
6
7
8