2022 LEXUS RC300 window

1574-5. Using the driving support systems
RC350/RC300 Owner's Manual
4
Driving
WARNING
●Do not attach accessories, stickers
(including transparent stickers) or
other items to the radar sensor, radar
sensor cover or surrounding area.
●Do not subject the radar sensor or its
surrounding area to a strong impact.
If the radar sensor, front grille, or front
bumper has been subjected to a
strong impact, have the vehicle
inspected by your Lexus dealer.
●Do not disassemble the radar sensor.
●Do not modify or paint the radar sen-
sor or radar sensor cover.
●In the following case s, the radar sensor
must be recalibrated. Contact your
Lexus dealer for details.
• When the radar sensor or front grille are removed and installed, or replaced
• When the front bumper is replaced
■To avoid malfunction of the front cam-
era
Observe the following precautions.
Otherwise, the front camera may not
operate properly, possibly leading to an
accident resulting in death or serious
injury.
●Keep the windshield clean at all times.
• If the windshield is dirty or covered with an oily film, water droplets, snow,
etc., clean the windshield.
• If a glass coating agent is applied to the windshield, it will still be necessary to
use the windshield wipers to remove
water droplets, etc. from the area of
the windshield in front of the front
camera.
• If the inner side of the windshield where the front camera is installed is
dirty, contact your Lexus dealer.
●Do not attach objects, such as stickers,
transparent stickers, etc., to the outer
side of the windshield in front of the
front camera (shaded area in the illus-
tration).
From the top of th e windshield to
approximately 0.4 in. (1 cm) below
the bottom of the front camera
Approximately 7.9 in. (20 cm)
(Approximately 4.0 in. [10 cm] to the
right and left from the center of the
front camera)
●If the part of the wi ndshield in front of
the front camera is fogged up or cov-
ered with condensation, or ice, use the
windshield defogger to remove the
fog, condensation, or ice. (
P.217)
●If water droplets cannot be properly
removed from the area of the wind-
shield in front of the front camera by
the windshield wipers, replace the
wiper insert or wiper blade.
●Do not attach window tint to the wind-
shield.
●Replace the windshield if it is damaged
or cracked.
After replacing the windshield, the
front camera must be recalibrated.
Contact your Lexus dealer for details.
●Do not allow liquids to contact the
front camera.
●Do not allow bright lights to shine into
the front camera.
A
B

2034-6. Driving tips
RC350/RC300 Owner's Manual
4
Driving
4-6.Driving tips
Use fluids that are appropriate to
the prevailing outside temperatures.
•Engine oil
• Engine coolant
•Washer fluid
Have a service technician inspect
the condition of the battery.
 Have the vehicle fitted with four
snow tires or purchase a set of tire
chains for the rear tires.
*
Ensure that all tires are the specified size
and brand, and that chains match the size
of the tires.
*: Tire chains cannot be mounted on vehi-
cles with front and rear tires of differing
sizes and vehicles with LDH and 19-inch
tires.
Perform the following according to the
driving conditions:
 Do not try to forcibly open a window
or move a wiper that is frozen. Pour
Winter driving tips
Carry out the necessary prepara-
tions and inspections before driving
the vehicle in winter. Always drive
the vehicle in a manner appropriate
to the prevailing weather condi-
tions.
Preparation for winter
WARNING
■Driving with snow tires
Observe the following precautions to
reduce the risk of accidents.
Failure to do so may result in a loss of
vehicle control and cause death or seri-
ous injury.
●Use tires of the specified size.
●Maintain the recommended level of air
pressure.
●Do not drive in excess of 75 mph (120
km/h), regardless of the type of snow
tires being used.
●Use snow tires on all, not just some
wheels.
■Driving with tire chains
Observe the following precautions to
reduce the risk of accidents.
Failure to do so may result in the vehicle
being unable to be driven safely, and may
cause death or serious injury.
●Do not drive in excess of the speed
limit specified for the tire chains being
used, or 30 mph (50 km/h), which-
ever is lower.
●Avoid driving on bumpy road surfaces
or over potholes.
●Avoid sudden acceleration, abrupt
steering, sudden braking and shifting
operations that cause sudden engine
braking.
●Slow down sufficiently before entering
a curve to ensure that vehicle control is
maintained.
●Do not use LDA (Lane Departure
Alert with steering control) system.
NOTICE
■Repairing or replacing snow tires
Request repairs or replacement of snow
tires from Lexus dealers or legitimate tire
retailers.
This is because the removal and attach-
ment of snow tires affects the operation
of the tire pressure warning valves and
transmitters.
Before driving the vehicle

2135-2. Using the air conditioning system
RC350/RC300 Owner's Manual
5
Interior features
5-2.Using the air conditioning system
Left-hand side temperature control switch
Automatic mode switch
Off switch
Fan speed down switch
Fan speed up switch
Air flow mode switch
Right-hand side temperature control switch
DUAL mode switch
A/C switch
Outside/recirculated air mode switch
Rear window defogger and outside rear view mirror defoggers switch
Windshield defogger switch
Automatic air conditioning system
Air outlets and fan speed are automatically adjusted according to the tem-
perature setting.
Press the “MENU” button on the Remote Touch, then select “Climate” to dis-
play the air conditioning control screen. ( P.210)
The air conditioning system can be disp layed and operated on the side display.
Air conditioning controls
A
B
C
D
E
F
G
H
I
J
K
L

2145-2. Using the air conditioning system
RC350/RC300 Owner's Manual
■Adjusting the temperature setting
To adjust the temperature setting,
touch and slide your finger up or down
on the sensor.
The temperature setting can also be
adjusted by touching on the sensor.
When the temperature setting is changed,
a buzzer sounds.
If is not pressed, the system will
blow ambient temperature air or heated
air.
■Fan speed setting
Press to increase the fan
speed.
Press to decrease the fan
speed.
■Change the airflow mode
To change the airflow, press .
The air outlets used are switched each time
the button is pressed.
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.
■Other functions
 Switching between outside air and
recirculated air modes ( P.216)
 Defogging the windshield ( P.217)
 Defogging the rear window and
outside rear view mirrors ( P.217)
Display the air conditioning control
screen
Air conditioning control screen
A
B
C
D
A

2175-2. Using the air conditioning system
RC350/RC300 Owner's Manual
5
Interior features
automatically.
The indicator above the selected button
comes on.
■Micro dust and pollen filter
Pollen is removed from the air and the
air flows to the upper part of the body.
Select on the option control
screen.
When the micro dust and pollen filter is on, is displayed on the air conditioning
control screen.
In order to prevent the windshield from
fogging up when the outside air is cold, the
dehumidification function may operate.
Pollen is filtered even if the micro dust and
pollen filter is turned off.
■Defogging the windshield
Defoggers are used to defog the wind-
shield and side windows.
Press .
Set the outside/recirc ulated air mode but-
ton to outside air mode if the recirculated
air mode is used. (It may switch automati-
cally.)
To defog the windshield and the side win-
dows early, turn the air flow and tempera-
ture up.
To return to the previous mode, press
again when the windshield is
defogged.
■Defogging the rear window and
outside rear view mirrors
Defoggers are used to defog the rear
window, and to remove raindrops, dew
and frost from the outside rear view
mirrors. Press .
The defoggers will automatically turn off
after a period of time.
■Windshield wiper de-icer (if
equipped)
This feature is used to prevent ice from
building up on the windshield and
wiper blades.
Turns on/off.
The indicator comes on when the wind-
shield wiper de-icer is on.
The windshield de-icer will automatically
turn off after a period of time.
■Registering air conditioning settings to
electronic keys (vehicles with driving
position memory)
●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 auto-
matically 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 pas-
senger door.
●The doors that can recall the air condi-
tioning setting* when unlocked using the
smart access system with push-button
start can be changed. For details, contact

2185-2. Using the air conditioning system
RC350/RC300 Owner's Manual
your Lexus dealer.
*: The doors that can recall the driving position memory are changed at the
same time.
■Using automatic mode
Fan speed is adjusted automatically accord-
ing to the temperature setting and the
ambient conditions.
Therefore, the fan may stop for a while until
warm or cool air is ready to flow immedi-
ately after is pressed or “AUTO” is
selected.
■Using the voice command system
Air conditioning syst em can be operated
using voice commands. Fo r details, refer to
the “NAVIGATION AND MULTIMEDIA
SYSTEM OWNER’S MANUAL”.
■Fogging up of the windows
The windows will easily fog up when the
humidity in the vehicle is high. Turning (“A/C”) on will dehumidify the air
from the outlets and defog the windshield
effectively.
●If you turn (“A/C”) off, the win-
dows may fog up more easily.
●The windows may fog up if the recircu-
lated air mode is used.
■When driving on dusty roads
Close all windows. If dust thrown up by the
vehicle is still drawn into the vehicle after
closing the windows, it is recommended
that the air intake mode be set to outside air
mode and the fan speed to any setting
except off.
■Outside/recirculated air mode
●Setting to the recirculated air mode tem-
porarily is recommended in preventing
dirty air from entering the vehicle interior
and helping to cool the vehicle when the
outside air temperature is high.
●Outside/recirculated air mode may auto-
matically switch depending on the tem-
perature setting or the inside
temperature.
■When the outside temperature exceeds
75°F (24°C) and the air conditioning
system is on
●In order to reduce the air conditioning
power consumption, the air conditioning
system may switch to recirculated air
mode automatically. This may also
reduce fuel consumption.
●Recirculated air mode is selected as a
default mode when the engine switch is
turned to IGNITION ON mode.
●It is possible to switch to outside air mode
at any time by pressing .
■Automatic mode for air intake control
In automatic mode, the system detects
exhaust gas and other pollutants and auto-
matically switches between outside air and
recirculated air modes.
When the dehumidification function is off,
and the fan is operating, turning automatic
mode on will activate the dehumidification
function.
■Operation of the air conditioning sys-
tem in Eco drive mode
In Eco drive mode, the air conditioning sys-
tem is controlled as foll ows to prioritize fuel
efficiency:
●Engine speed and compressor operation
controlled to restrict heating/cooling
capacity
●Fan speed restricted when automatic
mode is selected
To improve air condit ioning performance,
perform the following operations:
●Adjust the fan speed
●Turn off Eco drive mode
■When the outside temperature falls to
nearly 32°F (0°C)
The dehumidification function may not
operate even when is pressed or
“A/C” is selected.
■Ventilation and air conditioning odors
●To let fresh air in, set the air conditioning
system to the outside air mode.

2355-5. Using the other interior features
RC350/RC300 Owner's Manual
5
Interior features
*:If equipped
To turn the compass on or off, press
and hold the switch for 3 seconds.
Directions are displayed as follows:
■Conditions unfavorable to correct
operation
The compass may not show the correct
direction in the following conditions:
●The vehicle is stopped immediately after
turning.
●The vehicle is on an inclined surface.
●The vehicle is in a place where the earth’s
magnetic field is subject to interference
by artificial magnetic fields (under-
ground car park/parking lot, under a
steel tower, between buildings, roof car
park/parking lot, near an intersection,
near a large vehicle, etc.).
●The vehicle has become magnetized.
(There is a magnet or metal object near
the inside rear view mirror.)
●The battery has been disconnected.
●A door is open.
Compass*
The compass on the inside rear
view mirror indicates the direction
in which the vehicle is heading.
Operation and displays
DisplayDirection
“N”North
“NE”Northeast
“E”East
“SE”Southeast
“S”South
“SW”Southwest
“W”West
“NW”Northwest
WARNING
■While driving the vehicle
Do not adjust the display. Adjust the dis-
play only when the vehicle is stopped.
NOTICE
■To avoid compass malfunctions
Do not place magnets or any metal
objects near the inside rear view mirror.
Doing this may cause the compass sen-
sor to malfunction.
■To ensure normal operation of the
compass
●Do not perform circling calibration of
the compass in a place where the
earth’s magnetic field is subject to
interference by artificial magnetic
fields.
●During calibration, do not operate
electric systems (moon roof, power
windows, etc.) as they may interfere
with the calibration.

2406-1. Maintenance and care
RC350/RC300 Owner's Manual
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.
■Black stainless steel window moldings (F
SPORT models)
The stainless steel window moldings are
made of black oxide coated stainless steel.
When cleaning the vehicle, do not scrub the
moldings with an abrasive cleaner as their
finish may be damaged or the color may
change.
■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
●Fold the mirrors before washing the vehi-
cle. Start washing from the front of the
vehicle. Make sure to extend the mirrors
before driving.
●Brushes used in automatic car washes
may scratch the vehicle surface, parts
(wheel, etc.) and damage the paint.
■High pressure car washes
As water may enter the cabin, do not bring
the nozzle tip near the gaps around the
doors or perimeter of the windows, or spray
these areas continuously.
■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 washed. (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.93)
■Wheels and wheel ornaments
●Remove any dirt immediately by using a
neutral detergent.
●Wash detergent off with water immedi-
Cleaning and protecting the
vehicle exterior
Perform cleaning in a manner
appropriate to each component
and its material.
Cleaning instructions