high beam LEXUS RX350 2020 User Guide

3956-3. Do-it-yourself maintenance
6
Maintenance and care
■RearBack-up light (bulb type)
Rear turn signal light (bulb type)
■Replacing the following bulbs
If any of the lights listed below has
burnt out, have it replaced by your
Lexus dealer.
 Headlight
 Parking lights and daytime running
lights
 Front turn signal lights (vehicles
without single-beam headlights)
 Front side marker lights (vehicles
without single-beam headlights)
 Front fog lights (if equipped)
 Cornering lights (if equipped)
 Side turn signal lights
 Stop/tail lights
 Back-up lights (LED type) 
Rear turn signal light (LED type)
 Rear side marker lights
 High mounted stoplight
 License plate lights
 Outer foot lights
■LED Lights
The lights other than the front turn signal
lights (vehicles with single-beam head-
lights), front side marker lights (vehicles
with single-beam headlig hts), rear turn sig-
nal lights (bulb type) and back-up lights
(bulb type) each consist of a number of
LEDs. If any of the LEDs burn out, take your
vehicle to your Lexus dealer to have the
light replaced.
■Condensation build-up on the inside of
the lens
Temporary condensation build-up on the
inside of the headlight lens does not indi-
cate a malfunction. Contact your Lexus
dealer for more information in the following
situations:
●Large drops of water have built up on the
inside of the lens.
●Water has built up inside the headlight.
■When replacing light bulbs
 P.392
■Front side marker lights (vehicles
with single-beam headlights)
1 To ensure enough space to per-
form work, turn the steering wheel
to rotate the front wheel away from
the bulb to be replaced.
Remove the 3 fender liner clips.
Turn the steering wheel to the left when
replacing the right side light bulb, and turn
the steering wheel to the right when
replacing the left side light bulb.
When removing a fender liner clip, use a
A
B
Replacing light bulbs

4247-2. 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.413)
*: 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 displayed 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 me ssage 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 system is suspended tem-
porarily or until the problem shown in the
message is re solved. (causes and coping
methods: P.209)
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

4257-2. 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 “Front Camera Unavailable” or “Front
Camera Unavailable See Owner's
Manual” is displayed
The following systems may be suspended
until the problem shown in the message is
resolved. ( P.209, 418)
●PCS (Pre-Collision system)
●LTA (Lane Tracing Assist)
●Automatic High Beam
●RSA (Road Sign Assist) (if equipped)
●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.356)
*: Refer to the separa te “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 maintenance 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 ha s been reset.) Per- form the necessary maintenance. Please
reset the message after the maintenance is
performed. (
P.356)
*: 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 an d change it if neces-
sary. After changing th e engine oil, make
sure to reset the message. ( P.367)
■If “Oil Maintenance Required” is dis-
played
Indicates that the engine oil should be
changed.
Check and change the en gine oil, and oil fil-
ter by your Lexus dealer. After changing the
engine oil, make sure to reset the message.
(  P.367)
■If a message that indicates the need for
visiting your Lexus dealer is displayed
The system or part shown on the
multi-information display 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.447)
●“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
in a safe place, shif t the shift lever to P
with the engine running and wait until the
message is cleared. If the message is not
cleared, contact your Lexus dealer.
●If the following mess age is shown on the
multi-information display, it may indicate
a malfunction. Have the vehicle inspected
by your Lexus dealer immediately.
• “Access System with Elec. Key Malfunc- tion”

4377-2. Steps to take in an emergency
7
When trouble arises
WARNING
• PCS (Pre-Collision System)
• LTA (Lane Tracing Assist)
• RSA (Road Sign Assist) (if equipped)
•Automatic High Beam
• AFS (Adaptive Front-lighting System) (if equipped)
• Tire pressure warning system
• Intuitive parking assist (if equipped)
• PKSB (Parking Support Brake) (if equipped)
• Lexus parking assist monitor (if equipped)
• Panoramic view monitor (if equipped)
• BSM (Blind Spot Monitor) (if equipped)
• Navigation system (if equipped)
Also, not only can the following system
not be utilized fully, but it may even nega-
tively affect the drive-train components:
• AWD system (AWD models)
■Speed limit when using the compact
spare tire
Do not drive at speeds in excess of 50
mph (80 km/h) when a compact spare
tire is installed on the vehicle.
The compact spare tire is not designed
for driving at high speeds. Failure to
observe this precaution may lead to an
accident causing deat h or serious injury.
■After using the tools and jack
Before driving, make sure all the tools
and jack are securely in place in their
storage location to reduce the possibility
of personal injury during a collision or
sudden braking.
NOTICE
■Be careful when driving over bumps
with the compact spare tire installed
on the vehicle
The vehicle becomes lower when driving
with the compact spar e tire compared to
when driving with standard tires. Be
careful when driving over uneven road
surfaces.
■Driving with tire chains and the com-
pact spare tire
Do not fit tire chains to the compact
spare tire. Tire chains may damage the
vehicle body and adversely affect driving
performance.
■When replacing the tires
When removing or fitting the wheels,
tires or the tire pr essure warning valve
and transmitter, contact your Lexus
dealer as the tire pressure warning valve
and transmitter may be damaged if not
handled correctly.
■When stowing the flat tire (RX350L)
●Ensure that there is no object caught
between the tire and the vehicle
underbody.
●Securely tighten the spare tire clamp
bolt to hold the spare wheel carrier by
the hook.
●Stow the flat tire in the spare tire loca-
tion. Failure to do so may cause dam-
age to the spare tire carrier. Proper
storage reduces the possibility of injury
in a collision or during sudden braking.
●Have the flat tire repaired and the
spare tire replaced with it as soon as
possible.

4588-1. Specifications
Type B
A: Wedge base bulbs (amber)
B: Wedge base bulbs (clear)
*1: Vehicles with sing le-beam headlights
*2: Vehicles without door trim ornament lights
Tire size235/55R20 102V, T165/90D18 107M (spare)
Tire inflation pressure
(Recommended cold tire
inflation pressure)
Front tire
33 psi (230 kPa, 2.3 kgf/cm
2 or bar)
Rear tire
33 psi (230 kPa, 2.3 kgf/cm
2 or bar)
Spare tire
60 psi (420 kPa, 4.2 kgf/cm
2 or bar)
Driving at high speeds (above 100 mph [160 km/h]) (in
countries where such speeds are permitted by law)
Add 11 psi (70 kPa, 0.7 kgf/cm
2 or bar) to the front and rear
tires. Never exceed the maximum cold tire inflation pres-
sure indicated on the tire sidewall.
Wheel size20  8J, 18  4T (spare)
Wheel nut torque76 ft•lbf (103 N•m, 10.5 kgf•m)
Light bulbs
Light bulbsBulb No.WType
Exterior
Front side marker lights*1W5W5B
Front turn signal lights*17444NA28/8A
Rear turn signal lights*1WY21W21A
Back-up lights*192116B
InteriorDoor courtesy lights*25B
Vanity lights8B

503Alphabetical Index
Alphabetical Index
A
A/CAir conditioning filter ...............................386
Front automatic air conditioning system......................................................................... 296
Micro dust and pollen filter...................303
Rear automatic air conditioning system ......................................................................... 307
ABS (Anti-lock Brake System)...............277 Warning light .................................................415
ACA (Active Cornering Assist) ........... 278
Active Cornering Assist (ACA) ........... 278
Adaptive Front-lighting System (AFS) .192
Adaptive Variable Suspension System278
AFS (Adaptive Front-lighting System) .192
Air conditioning filter ................................. 386
Air conditioning system Air conditioning filter ...............................386
Front automatic air conditioning system......................................................................... 296
Micro dust and pollen filter...................303
Rear automatic air conditioning system ......................................................................... 307
Airbags Airbag operating conditions................... 33
Airbag precautions for your child ........ 36
Correct driving posture ............................ 25
Curtain shield airbag operating condi- tions .................................................................. 33
Curtain shield airbag precautions ....... 36
Front passenger occupant classification system ............................................................. 39
General airbag precautions ................... 36
Locations of airbags.................................... 30
Modification and disposal of airbags . 38
Side airbag operating conditions ......... 33
Side airbag precautions ............................ 36
Side and curtain shield airbags operating conditions...................................................... 33
Side and curtain shield airbags precau- tions .................................................................. 36 SRS airbags......................................................30
SRS warning light.........................................414
Alarm ....................................................................67 Warning buzzer ...........................................413
Anchor brackets ..................................... 46, 57
Antennas (smart acc ess system with
push-button start)........................................ 113
Anti-lock Brake System (ABS)...............277 Warning light ................................................ 415
Approach warning...................................... 235
Armrest............................................................ 335
Assist grips ..................................................... 335
Audio system-linked display ...................... 83
Automatic headlight leveling system ..... 191
Automatic High Beam ................................193
Automatic light control system............... 190
Automatic transmission ............................. 180 M mode ........................................................... 183
Paddle shift switches .......................182, 183
Auxiliary boxes ................................... 321, 324
Average fuel economy................................. 80
Average vehicle speed ................................ 80
AWD Control....................................................81
B
Back door .......................................................... 101
Back-up light Wattage ......................................................... 458
Back-up lights Replacing light bulbs .....................395, 401
Battery Battery checking ....................................... 369
If the battery is discharged .................... 443
Preparing and checking before winter..........................................................................283
Warning light .................................................414
Blind Spot Monitor (BSM)....................... 239
Bottle holders ................................................ 320
Brake Brake hold ......................................................188
Fluid...................................................... 368, 457
Parking brake ............................................... 185

507Alphabetical Index
FuelCapacity ......................................................... 454
Fuel gauge ....................................................... 75
Fuel pump shut off system ...................... 412
Information ....................................................459
Refueling ........................................................ 202
Type.................................................................. 454
Warning light .................................................416
Fuel consumption Average fuel economy ..............................80
Current fuel consumption........................80
Fuel filler door If the fuel filler door cannot be opened.........................................................................440
Refueling ........................................................ 202
Fuel gauge ..........................................................75
Fuel pump shut off system.......................... 412
Fuses ...................................................................391
G
Garage door opener ................................. 339
Gauges ................................................................75
G-force............................................................... 82
Glove box ........................................................ 318
Glove box light .............................................. 318
Grocery bag hooks .................................... 322
H
Hands Free Power Back Door ............... 104
Head restraints ............................................... 137
Headlight aim ................................................ 392
Headlights Adaptive Front-lighting System (AFS)........................................................................... 192
Automatic High Beam system..............193
Light switch .................................................... 190
Replacing light bulbs................................395
Head-up display.............................................. 86 Driving information display area........... 86
Eco Driving Indicator ................................. 90
HUD (Head-up display) switch............ 87 Navigation system-linked display ........89
Settings.............................................................. 88
Heated steering wheel ............................... 310
Heaters Front automatic air conditioning system..........................................................................296
Heated steering wheel ............................. 310
Outside rear view mirrors.................... 298
Rear automatic air conditioning system
..........................................................................307
Seat heaters ................................................... 310
High mounted stoplight Replacing light bulbs ............................... 395
Hill-start assist control ............................... 278
Hood Open................................................................363
Hooks Cargo hooks................................................ 322
Cargo net hooks ........................................ 322
Coat hooks ...................................................336
Front passenger footwell hooks........ 338
Grocery bag hooks.................................. 322
Retaining hooks (floor mat) ..................... 24
Horn ................................................................... 140
HUD (Head-up display) switch ................ 87
I
I/M test ............................................................ 360
Identification Engine..............................................................453
Vehicle ............................................................452
If your vehicle has to be stopped in an emergency .................................................. 404
Ignition switch (engine switch)................. 176 Auto power off function............................179
Changing the engine switch modes ..179
If your vehicle has to be stopped in an emergency ................................................ 404
Indicators ............................................................72
Initialization Items to initialize ........................................ 483
Maintenance.................................... 356, 367

508Alphabetical Index
Power windows............................................145
Tire pressure warning system .............. 381
Inside rear view mirror ................................. 141
Instrument panel light control ................... 78
Intercooler coolant Capacity .........................................................455
Interior lights....................................................313 Front interior light ........................................313
Rear interior light .........................................313
Intuitive parking assist..................... 245, 247 Function .......................................................... 247
Warning message..................................... 249
J
JackPositioning a floor jack............................ 363
Vehicle-equipped jack ........................... 427
Jack handle .....................................................427
Jam protection function Electronic sunshade .................................... 151
Moon roof ...................................................... 148
Panoramic moon roof................................ 151
Power back door.........................................107
Power windows............................................145
Rear seats ........................................................ 123
K
Keyless entrySmart access system with push-button start ................................................................... 113
Wireless remote control........................... 95
Keys Battery-saving function ..............................114
Electronic key ................................................. 94
Engine switch................................................. 176
If the electronic key does not operate properly......................................................... 441
If you lose your keys.................................440
Key number plate ......................................... 94
Keyless entry .......................................... 95, 113
Mechanical key.............................................. 94 Replacing the battery .............................. 389
Warning buzzer ............................................ 113
Wireless remote control ...........................95
Knee airbags .................................................... 30
L
Lane Tracing Assist (LTA) Operation ....................................................... 218
Warning messages................................... 226
Language (multi-information display) ... 83
LATCH anchors ............................................. 54
Lever Auxiliary catch lever .................................363
Hood lock release lever .........................363
Shift lever .........................................................180
Turn signal lever .......................................... 184
Wiper lever .................................................... 196
Lexus climate concierge .......................... 295
Lexus Enform Safety Connect.................. 60
Lexus Safety System + 2.0 Automatic High Beam ............................. 193
Dynamic radar cruise control with full-speed range ......................................230
LTA (Lane Tracing Assist) ..................... 218
PCS (Pre-Collision System) ................... 211
RSA (Road Sign Assist).......................... 227
License plate lights Light switch .................................................... 190
Replacing light bulbs ............................... 395
Light bulbs Replacing .......................................................394
Lights Automatic High Beam system ............. 193
Fog light switch ............................................ 195
Front interior lights ..................................... 313
Front personal lights...................................314
Headlight switch.......................................... 190
Interior lights .................................................. 313
Interior lights list ........................................... 313
Rear interior lights ...................................... 313
Rear personal lights ....................................314
Replacing light bulbs ............................... 395

511Alphabetical Index
Rear side marker lightsLight switch .................................................... 190
Replacing light bulbs................................395
Rear turn signal lights Replacing light bulbs................... 395, 399
Turn signal lever .......................................... 184
Wattage..........................................................458
Rear view mirror Inside rear view mirror................................141
Outside rear view mirrors ...................... 142
Rear window defogger ............................. 298
Rear window wiper.....................................200
Refueling Capacity ......................................................... 454
Fuel types....................................................... 454
If the fuel filler door cannot be opened.........................................................................440
Opening the fuel tank cap .................... 202
Remote Touch .............................................. 290
Replacing Electronic key battery..............................389
Fuses ..................................................................391
Light bulbs..................................................... 394
Tires .................................................................. 426
Resetting the message indicating mainte- nance is required ...................................... 356
Rev indicator .....................................................76
Rev peak.............................................................. 77
Road Sign Assist ...........................................227
RSA (Road Sign Assist) .............................227
S
Seat belt reminder ligh t...............................416
Seat belts............................................................ 26 Automatic Locking Retractor ................ 28
Child restraint system installation ......... 46
Cleaning and maintaining the seat belt.........................................................................353
Emergency Locking Retractor .............. 28
How to wear your seat belt ......................27
How your child should wear the seat belt .............................................................................27 Pregnant women, proper seat belt use
............................................................................. 26
Reminder light and buzzer .................... 416
Seat belt extender......................................... 27
Seat belt pretensioners .............................. 29
SRS warning light.........................................414
Seat heaters .................................................... 310
Seat position memory..................................134
Seat ventilators .............................................. 310
Seating capacity.............................................164
Seats Adjustment ............................................122, 124
Adjustment precautions .................122, 123
Child seats/child restraint system installa-tion .................................................................... 45
Cleaning .........................................................353
Driving position memory .........................134
Folding down the rear seatbacks ........124
Head restraints..............................................137
Power easy access system .....................134
Properly sitting in the seat ........................ 25
Seat heaters ................................................... 310
Seat position memory ...............................134
Seat ventilators ............................................. 310
Sensor Automatic headlight system .................. 190
Automatic High Beam system ............. 193
Inside rear view mirror ............................... 141
Intuitive parking assist .............................. 247
LTA (Lane Tracing Assist) ..................... 218
Parking Support Brake function (rear-crossing vehicles) ...................... 270
Parking Support Brake function (static objects) ........................................................265
Radar sensor ....................................205, 242
Rain-sensing windshield wipers .......... 198
RCTA...............................................................255
Service reminder message ..................... 356
Shift lever Automatic transmission ........................... 180
Shift lever light ................................................313
Side airbags ...................................................... 30

512Alphabetical Index
Side doors...........................................................97
Side marker lightsLight switch .................................................... 190
Replacing light bulbs................................395
Side mirrors Adjustment...................................................... 142
BSM (Blind Sport Monitor) ................. 239
Folding .............................................................. 143
Linked mirror functi on when reversing
........................................................................... 142
Mirror position memory...........................134
RCTA function ............................................ 253
Side turn signal lights Replacing light bulbs................................395
Turn signal lever .......................................... 184
Side windows ..................................................145
Smart access system with push-button startAntenna location........................................... 113
Entry functions...................................... 97, 102
Starting the engine ...................................... 176
Smartphone holder...................................... 318
Snow tires ....................................................... 283
Spare tire......................................................... 426 Storage location ......................................... 427
Spark plug ...................................................... 455
Specifications ................................................ 452
Speedometer ....................................................75
Steering lock Column lock release.................................. 177
Steering lock system warning message........................................................................... 177
Steering wheel Adjustment..................................................... 140
Heated steering wheel............................. 310
Meter control switches ..............................80
Power easy access system .....................134
Steering wheel position memory ........ 134
Stop lights Replacing light bulbs................................395
Storage features ............................................316 Stuck
If the vehicle becomes stuck ................449
Suggestion function....................................... 84
Sun visors ........................................................ 337
Sunshade Panoramic moon roof .............................. 150
Roof.................................................................... 148
Switches Automatic High Beam switch .............. 193
Brake Hold switch......................................188
Door lock switches ......................................99
Driving mode select switch .................. 274
Driving position memory switches .....134
Dynamic radar cruise control with full-speed range switch .......................230
Electronic sunshade switch ................... 150
Emergency flashers switch .................. 404
Engine switch .................................................176
Fog light switch ............................................ 195
Garage door opener switches...........339
Heated steering wheel switch .............. 310
HUD (Head-up display) switch ............ 87
Ignition switch ................................................176
Instrument panel light control switches ............................................................................. 78
Intuitive parking assist switch ...............248
Light switches ............................................... 190
LTA (Lane Tracing Assist) switch ..... 223
Meter control switches ............................. 80
Moon roof switches....................................147
“ODO TRIP” switch .................................... 78
Outside rear view mi rror switches .....142
Paddle shift switches .......................182, 183
Panoramic moon roof switches .......... 150
Parking brake switch................................. 185
PCS OFF switch ..........................................213
PKSB (Parking Support Brake) switch ..........................................................................259
Power window switches ......................... 145
RCTA switch ................................................254
Rear window and outside rear view mir- ror defoggers switch ............................296