2022 LEXUS RX350 radio

1143-2. Opening, closing and locking the doors
■If “Key Left inside Vehicle” is shown on
the multi-information display
An attempt was made to lock the doors
using the smart access system with
push-button start while the electronic key
was still inside the vehicle. Retrieve the elec-
tronic key from the vehicle and lock the
doors again.
■Battery-saving function
The battery-saving fu nction will be acti-
vated in order to prevent the electronic key
battery and the battery from being dis-
charged while the vehicl e is not in operation
for a long time.
●In the following situations, the smart
access system with pu sh-button start may
take some time to unlock the doors.
• The electronic key has been left in an
area of approximately 6 ft. (2 m) of the
outside of the vehicle for 10 minutes or
longer.
• The smart access system with push-but- ton start has not been used for 5 days or
longer.
●If the smart access system with push-but-
ton start has not been used for 14 days or
longer, the doors cannot be unlocked at
any doors except the driver’s door. In this
case, take hold of the driver’s door han-
dle, or use the wirele ss remote control or
the mechanical key, to unlock the doors.
■Turning an electronic key to bat-
tery-saving mode
When battery-saving mode is set, battery
depletion is minimized by stopping the elec-
tronic key from re ceiving radio waves. Press twice while pressing and holding
. Confirm that the electronic key indica-
tor flashes 4 times.
While the battery-saving mode is set, the
smart access system with push-button start
cannot be used. To cancel the function,
press any of the electronic key buttons.
■Conditions affecting operation
The smart access system with push-button
start, wireless remote control and engine
immobilizer system use weak radio waves.
In the following situations, the communica-
tion between the electronic key and the
vehicle may be affected, preventing the
smart access system with push-button start,
wireless remote control and engine immo-
bilizer system from operating properly.
(Ways of coping: P.421)
●When the electronic key battery is
depleted
●Near a TV tower, electric power plant,
gas station, radio station, large display,
airport or other fac ility that generates
strong radio waves or electrical noise
●When the electronic key is in contact
with, or is covered by the following metal-
lic objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
•Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
●When other wireless keys (that emit radio
waves) are being used nearby
●When carrying the electronic key
together with the following devices that
emit radio waves
• Portable radio, cell ular phone, cordless
phone or other wireless communication
SituationCorrection
procedure
The engine switch was
turned to ACCESSORY
mode while the driver’s
door was open (The
driver’s door was opened
when the engine switch
was in ACCESSORY
mode).
Turn the engine
switch off and
close the
driver’s door.

1153-2. Opening, closing and locking the doors
3
Before driving
devices
• Another vehicle’s electronic key, another electronic key of your vehicle, or a wire-
less key that em its radio waves
• Personal computers or personal digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic content or
metallic objects are attached to the rear
window
●When the electronic key is placed near a
battery charger or electronic devices
●When the vehicle is parked in a pay park-
ing spot where radi o waves are emitted
■Note for the entry function
●Even when the electronic key is within the
effective range (detection areas), the sys-
tem may not operate properly in the fol-
lowing cases:
• The electronic key is too close to the win-
dow or outside door handle, near the
ground, or in a high place when the doors
are locked or unlocked.
• The electronic key is near the ground or in a high place, or too close to the rear
bumper center when the back door is
opened.
• The electronic key is on the instrument panel, luggage compar tment, floor, or in
the door pockets or glove box when the
engine is started or engine switch modes
are changed.
●Do not leave the electronic key on top of
the instrument panel or near the door
pockets when exiting the vehicle.
Depending on the ra dio wave reception
conditions, it may be detected by the
antenna outside the cabin and the door
will become lockable from the outside,
possibly trapping the electronic key
inside the vehicle.
●As long as the electronic key is within the
effective range, the doors may be locked
or unlocked by anyone.
●Even if the electronic key is not inside the
vehicle, it may be possible to start the
engine if the electronic key is near the
window.
●The doors may unlock if a large amount of water splashes on the door handle,
such as in the rain or in a car wash when
the electronic key is
within the effective
range. (The door will automatically be
locked after approximately 60 seconds if
the doors are not opened and closed.)
●If the wireless remote control is used to
lock the doors when the electronic key is
near the vehicle, there is a possibility that
the door may not be unlocked by the
entry function. (Use the wireless remote
control to unlock the doors.)
●Touching the door lock sensor while
wearing gloves may delay or prevent lock
operation. Remove the gloves and touch
the lock sensor again.
●When the lock operation is performed
using the lock sensor, recognition signals
will be shown up to two consecutive
times. After this, no recognition signals
will be given.
●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 follow-
ing correction procedures to wash the
vehicle:
• Place the electronic key in a location 6 ft. (2 m) or more away from the vehicle.
(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.114)
●If the electronic key is inside the vehicle
and a door handle becomes wet during a
car wash, a message may be shown on
the multi-information display and a
buzzer will sound outside the vehicle. To
turn off the alarm, lock all the doors.
●The lock sensor may not work properly if
it comes into contact with ice, snow, mud,
etc. Clean the lock sensor and attempt to
operate it again.
●A sudden approach to the effective
range or door handle may prevent the
doors from being unlocked. In this case,
return the door handle to the original
position and check that the doors unlock
before pulling the door handle again.
●If there is another electronic key in the

1163-2. Opening, closing and locking the doors
detection area, it may take slightly longer
to unlock the doors af ter the door handle
is gripped.
●Fingernails may scrape against the door
during operation of the door handle. Be
careful not to injure fingernails or dam-
age the surface of the door.
■When the vehicle is not driven for
extended periods
●To prevent theft of the vehicle, do not
leave the electronic key within 6 ft. (2 m)
of the vehicle.
●The smart access syst em with push-but-
ton start can be deactivated in advance.
●Setting the electronic key to battery-sav-
ing mode helps to reduce key battery
depletion. ( P.114)
■To operate the system properly
Make sure to carry the electronic key when
operating the system. Do not get the elec-
tronic key too close to the vehicle when
operating the system from the outside of the
vehicle.
Depending on the position and holding
condition of the electronic key, the key may
not be detected correctly and the system
may not operate properly. (The alarm may
go off accidentally, or the door lock preven-
tion may not operate.)
■If the smart access system with
push-button start does not operate
properly
●If the doors cannot be locked or unlocked
and the back door cannot be opened,
perform the following.
• Bring the electronic key close to the door handle and perform a lock or unlock
operation.
• Bring the electronic key close to the but- ton on the back door ( P.102) and press
the button.
• Use the wireless remote control.
If the doors cannot be locked or unlocked
by perform the above, use the mechanical
key. ( P.421) However, if the mechanical
key is used while the alarm system is set, the
warning will sound. ( P.67)
●If the engine cannot be started, refer to
P.422
■Customization
Some functions can be customized.
( P.449)
■If the smart access system with
push-button start has been deactivated
in a customized setting
●Locking and unlocking the doors: Use
the wireless remote control or mechani-
cal key. ( P.97, 102, 421)
●Starting the engine and changing engine
switch modes: P.422
●Stopping the engine: P.172
WARNING
■Caution regarding interference with
electronic devices
●People with implantable cardiac pace-
makers, cardiac resynchronization
therapy-pacemakers or implantable
cardioverter defibrillators should keep
away from the smart access system
with push-button start antennas.
(P.113)
The radio waves may affect the opera-
tion of such device s. If necessary, the
entry function can be disabled. Ask
your Lexus dealer for details, such as
the frequency of radio waves and tim-
ing of the emitted radio waves. Then,
consult your doctor to see if you
should disable the entry function.
●Users of any electrical medical device
other than implantable cardiac pace-
makers, cardiac resynchronization
therapy-pacemakers or implantable
cardioverter defibril lators should con-
sult the manufacturer of the device for
information about it s operation under
the influence of radio waves.
Radio waves could have unexpected
effects on the operation of such medi-
cal devices.
Ask your Lexus dealer for details on
disabling the entry function.

2094-5. Using the driving support systems
4
Driving
• When using an automatic car wash
• When driving through or under objects that may contact your vehicle, such as
thick grass, tree branches, or a banner
• When driving through steam or smoke
• When driving near an object that reflects
radio waves, such as a large truck or
guardrail
• When driving near a TV tower, broad- casting station, electric power plant, or
other location where strong radio waves
or electrical noise may be present
■Situations in which the system may not
operate properly
●In some situations such as the following,
an object may not be detected by the
radar sensor and front camera, prevent-
ing the system from operating properly:
• When a detectable object is approaching your vehicle
• When your vehicle or a detectable object
is wobbling
• If a detectable object makes an abrupt
maneuver (such as sudden swerving,
acceleration or deceleration)
• When your vehicle approaches a detect-
able object rapidly
• When a detectable object is not directly in front of your vehicle
• When a detectable object is near a wall, fence, guardrail, manhole cover, vehicle,
steel plate on the road, etc.
• When a detectable object is under a structure • When part of a detect
able object is hid-
den by an object, such as large baggage,
an umbrella, or guardrail
• When multiple dete ctable objects are
close together
• If the sun or other light is shining directly
on a detectable object
• When a detectable object is a shade of white and looks extremely bright
• When a detectable ob ject appears to be
nearly the same color or brightness as its
surroundings
• If a detectable object cuts or suddenly emerges in front of your vehicle
• When the front of your vehicle is hit by
water, snow, dust, etc.
• When a very bright light ahead, such as the sun or the headlights of oncoming
traffic, shines direct ly into the front cam-
era
• When approaching the side or front of a
vehicle ahead
• If a vehicle ahead is a motorcycle
• If a vehicle ahead is narrow, such as a per- sonal mobility vehicle
• If a preceding vehicle has a small rear end, such as an unloaded truck
• If a preceding vehicle has a low rear end, such as a low bed trailer
• If a vehicle ahead has extremely high ground clearance
• If a vehicle ahead is carrying a load which protrudes past its rear bumper
• If a vehicle ahead is irregularly shaped, such as a tractor or side car

3175-6. Using the other interior features
5
Interior features
Blinks (orange) 4 times repeatedly
■The wireless charger can be operated
when
The engine switch is in ACCESSORY or
IGNITION ON mode.
■Portable devices t hat can be charged
●Portable devices compatible with the Qi
wireless charging standard can be
charged by the wireless charger. How-
ever, compatibility with all devices which
meet the Qi wireless charging standard is
not guaranteed.
●The wireless charger is designed to sup-
ply low power electricity (5 W or less) to
a cellular phone, smartphone, or other
portable device.
■If a cover or accessory is attached to the
portable device
Do not charge a portable device if a cover
or accessory which is not Qi compatible is
attached. Depending on the type of cover
and/or accessory attached, it may not be
possible to charge the portable device. If
the portable device is placed on the
charging area and does not charge, remove
the cover and/or accessories.
■If interference is heard in AM radio
broadcasts while charging
Turn off the wireless charger and check if
the noise is reduced. If noise is reduced,
press and hold the power supply switch of
the wireless charger for 2 seconds. The fre-
quency of the wireless charger is changed
and noise may be reduced. When the fre-
quency is changed, the operation indicator
light will blink (orange) 2 times.
■Charging precautions
●If the electronic key cannot be detected
in the cabin, charging cannot be per-
formed. When a door is opened and
closed, charging may be temporarily sus-
pended.
●While charging, the wi reless charger and
the portable device will become warm.
This is not a malfunction. If a portable
device becomes warm while charging
and charging stops du e to the protection
function of the portable device, wait until
the portable device cools down and
charge it again.
■Sound generated during operation
When the power supply switch is turned on
or while a portable device is being identi-
fied, operation sounds may be heard. This is
not a malfunction.
■Cleaning the wireless charger
P.339
Suspected causesMeasure
A foreign object
exists between
the portable
device and
charging area.
Remove the foreign
object.
Portable device is
not positioned
properly on the
charging area.Move the portable
device toward the cen-
ter of the charging
area.
Suspected causesMeasure
The temperature
of the wireless
charger is exces-
sively high.Stop charging immedi-
ately and continue
charging after a while.

3215-6. Using the other interior features
5
Interior features
WARNING
■Caution while driving
When charging a portable device while
driving, for safety reasons, the driver
should not operate th e portable device.
■Caution regarding interference with
electronic devices
People with implantable cardiac pace-
makers, cardiac resynchronization ther-
apy pacemakers or implantable
cardioverter defibrillators, as well as any
other electrical medical device, should
consult their physician about the usage of
the wireless charger.
Operations of the wireless charger may
have an affect on medical devices.
■To prevent damage or burns
Observe the following precautions.
Failure to do so may result in the possibil-
ity of fire, equipment failure or damage,
or burns due to heat.
●Do not put any metallic objects
between the charging area and the
portable device while charging.
●Do not attach metallic objects, such as
aluminum stickers, to the charging
area.
●Do not cover the wireless charger with
a cloth or other obje ct while charging.
●Do not attempt to charge portable
devices which are not compatible with
the Qi wireless charging standard.
●Do not disassemble, modify or remove
the wireless charger.
●Do not apply force or impact to the
wireless charger.
NOTICE
■Conditions in which the wireless
charger may not operate correctly
In the following situations, the wireless
charger may not operate correctly:
●When a portable device is fully
charged
●When there is a foreign object
between the charging area and porta-
ble device
●When a portable device becomes hot
while charging
●When a portable device is placed on
the wireless area with its charging sur-
face facing up
●When a portable device is not cen-
tered on the charging area
●When the vehicle is near a TV tower,
electric power plant, gas station, radio
station, large display, airport or other
facility that gene rates strong radio
waves or electrical noise
●When the portable device is in contact
with, or is covered by any of the follow-
ing metallic objects:
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil inside
• Metallic wallets or bags
•Coins
• Metal hand warmers
• Media such as CDs and DVDs
●When wireless keys (that emit radio
waves) other than those of your vehicle
are being used nearby.
If in situations other than above the wire-
less charger does not operate properly
or the operation indicator light is blink-
ing, the wireless charger may be mal-
functioning. Contact your Lexus dealer.

3606-3. Do-it-yourself maintenance
tire pressure warning system can be
displayed on the multi-information
display. (P.79)
The illustration used is intended as an
example, and may differ from the image
that is actually displayed on the multi-infor-
mation display.
 If the tire pressure drops below a
predetermined level, the driver is
warned by a screen display and a
warning light. ( P.397)
The illustration used is intended as an
example, and may differ from the image
that is actually displayed on the multi-infor-
mation display.
■Routine tire inflation pressure checks
The tire pressure warning system does not
replace routine tire inflation pressure
checks. Make sure to check tire inflation
pressure as part of your routine of daily
vehicle checks.
■Situations in which the tire pressure
warning system may not operate prop-
erly
●In the following cases, the tire pressure
warning system may not operate prop-
erly.
• If non-genuine Lexus wheels are used.
• A tire has been replaced with a tire that is not an OE (Original Equipment) tire.
• A tire has been replaced with a tire that is not of the specified size.
• Tire chains, etc. are equipped.
• If a window tint that affects the radio wave signals is installed.
• If there is a lot of snow or ice on the vehi- cle, particularly around the wheels or
wheel housings.
• If the tire inflation pressure is extremely higher than the specified level.
• If wheel without the tire pressure warning
valve and transmitter is used.
• If the ID code on the tire pressure warn- ing valves and transmitters is not regis-
tered in the tire pressure warning
computer.
●Performance may be af fected in the fol-
lowing situations.
• Near a TV tower, electric power plant,
gas station, radio station, large display,
airport or other fac ility that generates
strong radio waves or electrical noise
• When carrying a portable radio, cellular phone, cordless phone or other wireless
communication device
If tire position information is not correctly
displayed due to the radio wave conditions,
the display may be corrected by driving and
changing the radio wave conditions.
●When the vehicle is parked, the time
taken for the warning to start or go off
could be extended.
●When tire inflation pr essure declines rap-
idly for example when a tire has burst, the
warning may not function.
■Warning performance of the tire pres-
sure warning system
The warning of the tire pressure warning
system will change in accordance with the
conditions under which it was initialized. For
this reason, the system may give a warning
even if the tire pressure does not reach a

4448-1. Specifications
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pressure
Tire pressure when the vehicle has been parked for
three hours or more, or has not been driven more
than 1 mile or 1.5 km under that condition
Maximum inflation pressureThe maximum cold inflated pressure to which a tire
may be inflated, shown on the sidewall of the tire
Recommended inflation pressureCold tire inflation pressure recommended by a
manufacturer
Accessory weight
The combined weight (in excess of those standard
items which may be replaced) of automatic trans-
mission, power steering, power brakes, power win-
dows, power seats, radio and heater, to the extent
that these items are available as factory-installed
equipment (whether installed or not)
Curb weight
The weight of a motor vehicle with standard equip-
ment, including the maximum capacity of fuel, oil
and coolant, and if so equipped, air conditioning
and additional weight optional engine
Maximum loaded vehicle weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant weight
150 lb. (68 kg) times the number of occupants
specified in the second column of Table 1
* that fol-
lows
Occupant distributionDistribution of occupants in a vehicle as specified in
the third column of Table 1
* below
Production options weight
The combined weight of installed regular produc-
tion options weighing over 5 lb. (2.3 kg) in excess of
the standard items which they replace, not previ-
ously considered in curb weight or accessory
weight, including heavy duty brakes, ride levelers,
roof rack, heavy duty battery, and special trim