2022 LEXUS RX350 maintenance

4027-2. Steps to take in an emergency
WARNING
TPMS (tire pressure warning system)
malfunctions may occur for a variety of
reasons, including the installation of
replacement or alternate tires or wheels
on the vehicle that prevent the TPMS
(tire pressure warning system) from func-
tioning properly. Always check the
TPMS (tire pressure warning system)
malfunction telltale after replacing one
or more tires or wheels on your vehicle to
ensure that the replacement or alternate
tires and wheels allow the TPMS (tire
pressure warning system) to continue to
function properly.
NOTICE
■To ensure the tire pressure warning
system operates properly
Do not install tires wi th different specifi-
cations or makers, as the tire pressure
warning system may not operate prop-
erly.
If a warning message is dis-
played
The multi-information display
shows warnings of system malfunc-
tions, incorrectly performed opera-
tions, and messages that indicate a
need for maintenance. When a
message is shown, perform the cor-
rection procedure appropriate to
the message.
Except F SPORT models:
Master warning light
The master warning light also comes on
or flashes in order to indicate that a mes-
sage is currently being displayed on the
multi-information display.
Multi-information display
Follow the instructions of the message
on the multi-information display.
If any of the warning messages are
shown again after the appropriate
actions have been performed, contact
your Lexus dealer.
F SPORT models:
A
B

4047-2. Steps to take in an emergency
In some situations, the master warning light and warning buzzer may not oper-
ate as specified. In this case, follow the instructions displayed in the warning
message.
 If a warning light comes on or flashes at the same time that a warning message is
displayed, take corrective actio n according to the warning light. ( P.393)
*: A buzzer sounds the first time a message is shown on the multi-information display.
■Warning messages
The warning messages explained below
may differ from the actual messages
according to operation conditions and vehi-
cle specifications.
■Warning buzzer
In some cases, the bu zzer may not be heard
due to being in a noisy location or audio
sound.
■If “Shift to P Before Exiting Vehicle” is
displayed
Message is displayed when the driver’s
door is opened withou t turning the engine
switch off with the shift lever in any position
other than P.
Shift the shift lever to P.
■If “Power Turned Off to Save Battery” is
displayed
This message is disp layed when the power
was cut off due to the automatic power off
function. The next time the engine is started,
increase the engine speed slightly and
maintain it at that speed for approximately
5 minutes to recharge the battery.
■If “AWD System Overheated Switching
to 2WD Mode” or “AWD System Over-
heated 2WD Mode Engaged” is dis-
played (AWD models)
This message may be displayed when driv-
ing under extremely high load conditions.
Drive the vehicle at low speeds or stop the
vehicle in a safe place with the engine run-
ning until the message is cleared.
If the message is not cleared, have the vehi-
cle inspected by your Lexus dealer.
■If “Headlight System Malfunction Visit
Your Dealer” is displayed
The following systems may be malfunction-
ing. Have the vehicle inspected by your
Lexus dealer immediately.
●The LED headlight system
●AFS (Adaptive Front-lighting System) (if
equipped)
●The automatic headlight leveling system
●Automatic High Beam
■If “Radar Cruise Control Unavailable
See Owner's Manual” is displayed
The dynamic radar cruise control with
full-speed range syst em is suspended tem-
porarily or until the problem shown in the
message is re solved. (causes and coping
methods: P.202)
Comes onDoes not sound
Indicates a condition, such as malfunction of electri-
cal components, their cond ition, or indicates the
need for maintenance
FlashesDoes not sound
Indicates a situation, such as when an operation has
been performed incorrectly, or indicates how to
perform an operation correctly
Warning buzzer*Warning

4057-2. Steps to take in an emergency
7
When trouble arises
■If “Radar Cruise Control Unavailable” is
displayed
The dynamic radar cruise control with
full-speed range system cannot be used
temporarily. Use the system when it
becomes available again.
■If a message that indicates the malfunc-
tion of front camera is displayed
The following systems may be suspended
until the problem shown in the message is
resolved. ( P.202, 398)
●PCS (Pre-Collision system)
●LTA (Lane Tracing Assist)
●Automatic High Beam
●RSA (Road Sign Assi st) (if equipped)
●Dynamic radar cruise control with
full-speed range
■If a message that indicates the malfunc-
tion of radar sensor is displayed
The following systems may be suspended
until the problem shown in the message is
resolved. ( P.202, 393)
●PCS (Pre-Collision system)
●LTA (Lane Tracing Assist)
●Dynamic radar cruise control with
full-speed range
■If “Check Fuel Cap” is displayed (if
equipped)
The fuel tank cap is no t properly installed.
Correctly install the fuel tank cap.
■If “Maintenance Required Soon” is dis-
played (U.S.A. only)
Indicates that all maintenance according to
the driven distance on the maintenance
schedule
* should be performed soon.
Comes on approximately 4500 miles
(7200 km) after the message has been
reset. If necessary, perform maintenance.
Please reset the message after the mainte-
nance is performed. ( P.342)
*: Refer to the separate “Scheduled Main-
tenance” or “Owner’s Manual Supple-
ment” for the maintenance interval
applicable to your vehicle.
■If “Maintenance Required Visit Your
Dealer” is displayed (U.S.A. only)
Indicates that all mainte nance is required to
correspond to the driven distance on the
maintenance schedule
*.
Comes on approximately 5000 miles
(8000 km) after the message has been
reset. (The indicator will not work properly
unless the message has been reset.) Per-
form the necessary maintenance. Please
reset the message after the maintenance is
performed. ( P.342)
*: Refer to the separate “Scheduled Main-
tenance” or “Owner’s Manual Supple-
ment” for the main tenance interval
applicable to your vehicle.
■If “Oil Maintenance Required Soon” is
displayed
Indicates that the engine oil should be
scheduled to be changed.
Check the engine oil and change it if neces-
sary. After changing th e engine oil, make
sure to reset the message. ( P.353)
■If “Oil Maintenance Required” is dis-
played
Indicates that the engine oil should be
changed.
Check and change the engine oil, and oil fil-
ter by your Lexus dealer. After changing the
engine oil, make sure to reset the message.
( P.353)
■If a message that indicates the need for
visiting your Lexus dealer is displayed
The system or part shown on the
multi-information displa y is malfunctioning.
Have the vehicle inspected by your Lexus
dealer immediately.
■If a message that indicates the need for
referring to Owner’ s Manual is dis-
played
●“Engine Coolant Temp High” is shown on
the multi-information display, follow the
instructions. ( P.426)
●“Transmission Fluid Temp High” is shown
on the multi-informatio n display, the auto-
matic transmission fluid temperature may
be too high. Immediately stop the vehicle

429
8
8
Vehicle specifications
Vehicle specifications
.8-1. SpecificationsMaintenance 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

4308-1. Specifications
8-1.Specifications
*1:RX350
*2:RX350L
*3:Unladen vehicle
*4: For GGL25L-BWZGBA models*9
*5
: Except for GGL25L-BWZGBA models*9
*6
: Vehicles with separate -type second-row seats
*7: Vehicles with bench-type second-row seats
*8: Vehicles with towing package
*9: The model code is indicated on the Certification Label. (P.431)
Maintenance data (fuel, oil level, etc.)
Dimensions and weight
Overall length192.5 in. (4890 mm)*1
196.9 in. (5000 mm)*2
Overall width74.6 in. (1895 mm)
Overall height*367.7 in. (1720 mm)
Wheelbase109.8 in. (2790 mm)
Tread
Front64.4 in. (1635 mm)*1
64.5 in. (1640 mm)*2
Rear64.0 in. (1625 mm)*1
64.1 in. (1630 mm)*2
Vehicle capacity weight
(Occupants + luggage)
1050 lb. (480 kg)*1, 4
920 lb. (420 kg)*1, 5
1140 lb. (520 kg)*2, 6
1235 lb. (560 kg)*2, 7
Trailer Weight Rating*8
(Trailer weight + cargo weight)3500 lb. (1585 kg)

4628-3. Initialization
8-3.Initialization
*:If equipped
Items to initialize
The following items must be initialized for normal system operation after such
cases as the battery being reconnecte d, or maintenance being performed on
the vehicle:
List of items to initialize
ItemWhen to initializeReference
Message indicating
maintenance is
required (U.S.A. only)
• After the maintenance is performedP.342
Tire pressure warning
system
• When changing the tire inflation pres- sure by changing traveling speed
• When changing the tire size
• When rotating the tires
P.361
Oil maintenance• After the maintenance is performedP.353
PKSB (Parking Support
Brake)
*• After reconnecting or changing the
batteryP.256
Power back door• After reconnecting or changing the
batteryP.107

483Alphabetical Index
DifferentialRear differential oil .................................... 435
Dimension ...................................................... 430
Dinghy towing.................................................169
Display Center Display............................................280
Dynamic radar cruise control with full-speed range .......................................222
Head-up display ........................................... 86
Intuitive parking assist.............................. 238
LTA (Lane Tracing Assist)...................... 216
Multi-information display .......................... 79
RCTA .............................................................. 245
Warning message..................................... 402
Distance until next engine oil change .... 78
Do-it-yourself maintenance .................... 343
Door courtesy lights ...................................300 Wattage.......................................................... 437
Door lock Power back door.......................................... 101
Side doors ........................................................ 97
Smart access system with push-button start ................................................................... 113
Wireless remote control........................... 95
Door pockets ................................................ 307
Doors Automatic door lock ing and unlocking
system ........................................................... 100
Door glasses ................................................. 140
Door lock warning buzzer ...................... 98
Open door warning buzzer ................. 100
Outside rear view mirrors ...................... 137
Rear door child-protectors ................... 100
Side doors ........................................................ 97
Drive distance .................................................. 80
Driver’s seat position memory Driving position memory......................... 129
Memory recall function ............................. 131
Power easy access system ..................... 129
Drive-start control ......................................... 151
Driving Break-in tips .................................................... 151 Correct driving posture ............................ 25
Driving mode select switch .................. 262
Procedures .................................................... 150
Winter drive tips ........................................... 271
Driving assist system information ............ 83
Driving information display ........................ 80
Driving position memory............................129 Memory recall function.............................. 131
Power easy access system .....................129
Driving range ................................................... 80
Dynamic radar cruise control with full-speed range ........................................ 222 Warning message .....................................230
Dynamic Torque Control AWD system .......................................................................... 266
E
Eco Driving Indicator............................. 81, 90
Eco Driving Indicator Light ..........................81
EDR (Event data recorder) ........................... 8
Elapsed time ..................................................... 80
Electric Power Steering (EPS) .............. 266 Warning light .............................................. 395
Electronic key .................................................. 94 Battery-saving function.............................. 114
If the electronic key does not operate properly .........................................................421
Replacing the battery .............................. 369
Electronic sunshade Jam protection function ........................... 146
Operation ....................................................... 145
Emergency flashers .................................... 384
Emergency, in case of If a warning buzzer sounds...................393
If a warning light turns on.......................393
If a warning message is displayed.....402
If the battery is discharged .................... 423
If the electronic key does not operate properly .........................................................421
If the engine will not start......................... 418
If the fuel filler do or cannot be opened
..........................................................................420

484Alphabetical Index
If the vehicle is submerged or water on the road is rising..................................... 385
If you have a flat tire ..................................406
If you lose your keys...................................419
If you think something is wrong ...........391
If your vehicle becomes stuck............. 428
If your vehicle has to be stopped in an
emergency ................................................384
If your vehicle needs to be towed ..... 387
If your vehicle overheats ........................ 426
Engine ACCESSORY mode ............................... 173
Compartment ...............................................351
Engine switch.................................................170
Fuel pump shut off system .................... 392
Hood................................................................ 349
How to start the engine ............................170
Identification number ................................. 431
If the engine will not start ........................ 418
If your vehicle has to be stopped in an
emergency ................................................384
Ignition switch (engine switch) .............170
Overheating................................................. 426
Tachometer ..................................................... 75
Engine coolant Capacity ......................................................... 434
Checking ....................................................... 353
Preparing and checking before winter........................................................................... 271
Engine coolant temperature gauge ........75
Engine immobilizer system ........................ 66
Engine oil Capacity ......................................................... 432
Checking .........................................................351
Preparing and checking before winter........................................................................... 271
Warning light ............................................... 394
Engine oil maintenance data .................. 353
Engine switch ..................................................170 Auto power off function ........................... 173
Changing the engine switch modes.. 173 If your vehicle has to be stopped in an
emergency ................................................ 384
EPS (Electric Power Steering) .............. 266 Warning light .............................................. 395
Event data recorder (EDR) ........................... 8
F
Flat tire Tire pressure warning system ............ 359
Vehicles with a spare tire...................... 406
Floor mats .......................................................... 24
Fluid Automatic transmission ..........................435
Brake ................................................................436
Washer .......................................................... 356
Fog lights Switch................................................................ 190
Footwell light .................................................300
Front automatic air conditioning system .......................................................................... 284
Front fog lights Replacing light bulbs................................375
Front passenger footwell hooks ............ 325
Front passenger occupant classification system .............................................................. 39
Front seats Adjustment ....................................................... 117
Cleaning .........................................................339
Correct driving posture ............................ 25
Driving position memory .........................129
Head restraints..............................................132
Memory recall function.............................. 131
Power easy access system .....................129
Seat heaters .................................................. 297
Seat position memory ...............................129
Seat ventilators ............................................ 297
Front side marker light Light switch .................................................... 184
Replacing light bulbs................................375
Front side marker lights Replacing light bulbs................................375
Wattage .......................................................... 437