2022 LEXUS RX350 open hood

4TABLE OF CONTENTS
6-1. Maintenance and careCleaning and protecting the vehi-cle exterior ................................... 336
Cleaning and protecting the vehi- cle interior .................................... 339
6-2. Maintenance Maintenance requirements ..... 342
General maintenance ................ 343
Emission inspection and mainte- nance (I/M) programs ............ 346
6-3. Do-it-yourself maintenance Do-it-yourself service precautions........................................................... 347
Hood.................................................. 349
Positioning a floor jack............... 349
Engine compartment................... 351
Tires ................................................... 357
Tire inflation pressure................. 363
Wheels.............................................. 365
Air conditioning filter..................366
Windshield wiper inserts........... 368
Electronic key battery ................ 369
Checking and replacing fuses ............................................................ 371
Headlight aim................................. 372
Light bulbs ....................................... 374
7-1. Essential information Emergency flashers..................... 384
If your vehicle has to be stopped in an emergency ............................. 384If the vehicle is submerged or water
on the road is rising .................. 385
7-2. Steps to take in an emergency If your vehicle needs to be towed.......................................................... 387
If you think something is wrong ........................................................... 391
Fuel pump shut off system ........ 392
If a warning light turns on or a warn- ing buzzer sounds..................... 393
If a warning messa ge is displayed
.......................................................... 402
If you have a flat tire .................... 406
If the engine will not start ........... 418
If you lose your keys..................... 419
If the fuel filler door cannot be opened .......................................... 420
If the electronic key does not oper- ate properly ................................... 421
If the vehicle battery is discharged .......................................................... 423
If your vehicle overheats ........... 426
If the vehicle becomes stuck ... 428
8-1. Specifications Maintenance data (fuel, oil level, etc.) ................................................. 430
Fuel information............................ 438
Tire information ............................ 440
8-2. Customization Customizable features .............. 449
8-3. Initialization Items to initialize ........................... 462
6Maintenance and care
7When trouble arises
8Vehicle specifications

13Pictorial index
Precautions for winter season ....................................................................................... P.271
To prevent freezing (windshield wiper de-icer)
*...................................................P.291
Precautions for car wash ............................................................................................... P.337
Fuel filler door .......................................................................................................... P.195
Refueling method .............................................................................................................. P .195
Fuel type/fuel tank capacity ......................................................................................... P.432
Tires.......................................................................................................................... ..P.357
Tire size/inflation pressure ................................................................................P.357, 436
Winter tires/tire chains .................................................................................................... P.2 71
Checking/rotation/tire pressure warning system.............................................. P.357
Coping with flat tires........................................................................................................ P .406
Hood ..........................................................................................................................P .349
Opening ........................................................................................................................ ....... P.349
Engine oil ..................................................................................................................... ......... P.432
Coping with overheating ............................................................................................... P.426
Warning messages .......................................................................................................... P.402
Headlights/front turn signal lights/front side marker lights ............ P.178, 184
Side turn signal lights ............................................................................................. P.178
Parking lights/daytime running lights................ ...............................................P.184
Fog lights/cornering lights
*....................................................................... P.184, 190
Rear side marker lights .........................................................................................P.184
Stop/tail lights ..........................................................................................................P.184
Back-up lights/rear turn signal lights ............. ......................................... P.178, 184
Shifting the shift lever to R ...............................................................................................P.1 74
License plate lights .................................................................................................P.184
*:If equipped
Light bulbs of the exterior lights for driving
(Replacing method: P. 374, Watts: P.437)
E
F
G
H
I
J
K
L
M
N
O

671-4. Theft deterrent system
1
For safety and security
■Items to check before locking the
vehicle
To prevent unexpected triggering of
the alarm and vehicle theft, make sure
of the following:
 Nobody is in the vehicle.
 The windows, moon roof (if
equipped) and panoramic moon
roof (if equipped) are closed before
the alarm is set.
 No valuables or other personal
items are left in the vehicle.
■Setting
Close the doors and hood, and lock all
the doors. The system will be set auto-
matically after 30 seconds.
The indicator light changes from being on
to flashing when the system is set.
■Canceling or stopping
Do one of the following to deactivate
or stop the alarm:
 Unlock the doors.
 Turn the engine switch to ACCES-
SORY or IGNITION ON mode, or
start the engine. (The alarm will be
deactivated or stopped after a few
seconds.)
■System maintenance
The vehicle has a maintenance-free type
alarm system.
■Triggering of the alarm
The alarm may be triggered in the following
situations:
(Stopping the alarm deactivates the alarm
system.)
●For Canada: The doors are unlocked
using the mechanical key.
Alarm
The alarm uses light and sound to
give an alert when an intrusion is
detected.
The alarm is triggered in the follow-
ing situations when the alarm is set:
 Except for Canada: A locked
door is unlocked or opened in any
way other than using the entry
function, wireless remote control
or mechanical key. (The doors will
lock again automatically.)
 For Canada: A locked door is
unlocked or opened in any way
other than using the entry func-
tion or wireless remote control.
(The doors will lock again auto-
matically.)
 The hood is opened.
Setting/canceling/stopping the
alarm system

681-4. Theft deterrent system
●A person inside the vehicle opens a door
or hood, or unlocks the vehicle.
●The battery is recharged or replaced
when the vehicle is locked. ( P.424)
■Alarm-operated door lock
In the following cases, depending on the sit-
uation, the door may automatically lock to
prevent improper entry into the vehicle:
●When a person remaining in the vehicle
unlocks the door and the alarm is acti-
vated.
●While the alarm is activated, a person
remaining in the vehicle unlocks the door.
●When recharging or replacing the bat-
tery
NOTICE
■To ensure the system operates cor-
rectly
Do not modify or remove the system. If
modified or removed, the proper opera-
tion of the system cannot be guaranteed.

1003-2. Opening, closing and locking the doors
When the door is unlocked, the inside lock
button will pop up.
■Locking the doors from the outside with-
out a key
1 Push down the inside lock button.
2 Close the door.
The door cannot be lo cked if the engine
switch is in ACCESSORY or IGNITION
ON mode, or the electronic key is left
inside the vehicle. However, the key may not
be detected correctly and the door may be
locked.
■Open door warning buzzer
If the vehicle speed reaches 3 mph (5
km/h), the master warning light flashes and
a buzzer sounds to indicate that door(s) or
the hood in not fully closed.
The open door(s) or h ood is displayed on
the multi-information display.
The door cannot be opened from
inside the vehicle when the lock is set.
1 Unlock 2
Lock
These locks can be set to prevent children
from opening the rear doors. Push down
on each rear door switch to lock both rear
doors.
The following functions can be set or
canceled:
For instructions on customizing, refer to
P.449.
Rear door child-protector lock
Automatic door locking and
unlocking systems
FunctionOperation
Speed linked
door locking
function
All doors are automati-
cally locked when vehi-
cle speed is
approximately 12 mph
(20 km/h) or higher.
Shift position
linked door lock-
ing functionAll doors are automati-
cally locked when shift-
ing the shift lever out of
P.
Shift position
linked door
unlocking func-
tionAll doors are automati-
cally unlocked when
shifting the shift lever
to P.
Driver’s door
linked door
unlocking func-
tionAll doors are automati-
cally unlocked when
driver’s door is
opened.

1924-3. Operating the lights and wipers
present on the windshield
●If the wiper switch is turned to the
“AUTO” position while the engine switch
is in IGNITION ON mode, the wipers
will operate once to show that AUTO
mode is activated.
●When the sensor sensitivity ring is turned
toward high while in “AUTO” position, the
wipers will operate once to indicate that
the sensor sensitivity is enhanced.
●If the temperature of the raindrop sensor
is 194°F (90°C) or higher, or 5°F (-15°C)
or lower, automatic operation may not
occur. In this case, operate the wipers in
any mode other than AUTO mode.
■If no windshield washer fluid sprays
Check that the washer nozzles are not
blocked, if there is washer fluid in the
washer fluid tank.
■Front door opening linked windshield
wiper stop function
When “AUTO” is selected and the wind-
shield wipers are operatin g, if a front door is
opened, the operation of the windshield
wipers will be stopped to prevent anyone
near the vehicle from being sprayed by
water from the wipers, provided the vehicle
is stopped with the parking brake applied or
the shift lever in P. Wh en the front door is
closed, wiper operation will resume.
■Customization
Some functions can be customized.
(  P.449)
When the windshield wipers are not
being used, they retract to below the
hood. To enable the windshield wipers
to be lifted when parking in cold condi-
tions or when replacing a windshield
wiper insert, change the rest position of
the windshield wipers to the service
position using the wiper lever.
WARNING
■Caution regarding the use of wind-
shield wipers in AUTO mode
The windshield wipers may operate
unexpectedly if the se nsor is touched or
the windshield is subj ect to vibration in
AUTO mode. Take care that your fingers,
etc. do not become caught in the wind-
shield wipers.
■Caution regarding the use of washer
fluid
When it is cold, do not use the washer
fluid until the windshield becomes warm.
The fluid may freeze on the windshield
and cause low visibility. This may lead to
an accident, resulting in death or serious
injury.
NOTICE
■When the washer fluid tank is empty
Do not operate the switch continually as
the washer fluid pump may overheat.
■When a nozzle becomes blocked
In this case, contact your Lexus dealer.
Do not try to clear it with a pin or other
object. The nozzle will be damaged.
Changing the windshield wiper
rest position/Lifting the wind-
shield wipers

2034-5. Using the driving support systems
4
Driving
●In the following situations, if the situation has changed (or the vehicle has been driven for
some time) and the normal operating conditio ns are detected, the message will disappear
and the system will become operational.
If the message does not disappear, contact your Lexus dealer.
• When the temperature around the radar sensor is outside of the operational range, such as when the vehicle is in the sun or in an extremely cold environment
• When the front camera cannot detect objects in front of the vehicle, such as when driving
in the dark, snow, or fog, or when brig ht lights are shining into the front camera
• Depending on the conditions in the vicinity of the vehicle, the radar may judge the sur-
rounding environment cannot be properly reco gnized. In that case, “Pre-Co llision System
Unavailable” is displayed.
The area in front of the front camera is
obstructed, such as when the hood is open
or a sticker is attached to the part of the
windshield in front of the front camera.
Close the hood, remove the sticker, etc. to
clear the obstruction.
When “Pre-Collision Sy stem Unavailable” is
displayed.Check whether there is attached materials
on the radar sensor and radar sensor cover,
and if there is, remove it.
SituationActions

3496-3. Do-it-yourself maintenance
6
Maintenance and care
1Pull the hood lock release lever.
The hood will pop up slightly.
2Pull up the auxiliary catch lever and
lift the hood.■Front
Hood
Opening the hood
WARNING
■Pre-driving check
Check that the hood is fully closed and
locked.
If the hood is not locked properly, it may
open while the vehicle is in motion and
cause an accident, which may result in
death or serious injury.
Positioning a floor jack
When using a floor jack, follow the
instructions in the manual provided
with the jack and perform the oper-
ation safely.
When raising your vehicle with a
floor jack, position the jack cor-
rectly. Improper placement may
damage your vehicle or cause
injury.
Location of the jack point