cruise control LEXUS LS500 2021 Owner's Manual

4367-2. Steps to take in an emergency
■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 “Engine Oil Level Low Add or
Replace” is displayed
The engine oil level is low. Check the level
of the engine oil, and add if necessary.
This message may appear if the vehicle is
stopped on a slope. Move the vehicle to a
level surface and check to see if the mes-
sage disappears.
■If “Engine Stoppe d Steering Power
Low” is displayed
This message is displa yed if the engine is stopped while driving.
When steering wheel operations are
heavier than usual, gr
ip the steering wheel
firmly and operate it using more force than
usual.
■If “Auto Power Off to Conserve Battery”
is displayed
Power was turned off due to the automatic
power off function. Next time when starting
the engine, increase the engine speed
slightly and maintain that level for approxi-
mately 5 minutes to recharge the battery.
■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)
●The automatic headlight leveling system
●AHB (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.207, 213)
■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.207, 213, 432)
●PCS (Pre-Collision system)
●LTA (Lane Tracing Assist)
●Dynamic radar cruise control with
full-speed range
●RSA (Road Sign Assist) (if equipped)
●AHB (Automatic High Beam)
If a warning message is dis-
played
The multi-information display
shows warnings for system malfunc-
tions and incorrectly performed
operations, and messages that indi-
cate a need for maintenance.
When a message is displayed, per-
form the appropriate corrective
action for the message.
If a warning message is displayed
again after the appropriate actions
have been performed, contact your
Lexus dealer.
Additionally, if a warning light
comes on or flashes at the same
time that a warning message is dis-
played, take the appropriate cor-
rective action for the warning light.
( P.427)

508Alphabetical Index
Parking brake ............................................... 186
Warning light ............................................... 427
Brake assist .................................................... 304
Break-in tips.....................................................165
Brightness control Instrument panel light control ......... 77, 81
BSM (Blind Spot Monitor)....................... 264
Buzzer Hands off steering wheel warning (LTA)......................................................................... 249
C
Card key ............................................................ 98
Care Exterior ...........................................................368
Interior ............................................................... 371
Seat belts.......................................................... 371
Wheels and wheel ornaments............368
Cargo capacity............................................... 172
Cargo net ....................................................... 349
Center Display ...............................................316
Chains ............................................................... 310
Child restraint system Fixed with a LATCH system .................. 53
Fixed with a seat belt...................................50
Front passenger occupant classification system ............................................................. 40
Points to remember .................................... 45
Riding with children ..................................... 45
Types of child restraint system installation method ........................................................... 46
Using an anchor bracket .......................... 55
Child safety Airbag precautions...................................... 34
Battery precautions ....................... 391, 448
Child restraint system................................. 46
Heated steering wheel and seat heater precautions................................................ 336
How your child should wear the seat belt ............................................................................ 25
Moon roof precautions ............................ 157
Panoramic moon roof precautions ..... 161 Power window lock switch .................... 155
Power window precautions .................. 154
Rear door child-protectors ................... 105
Removed electronic key battery precau-
tions .................................................................. 411
Seat belt extender precautions.............. 25
Seat belt precautions .................................. 45
Trunk precautions....................................... 106
Child-protectors........................................... 105
Cleaning Exterior........................................................... 368
Interior ...............................................................371
Radar sensor ................................... 203, 209
Seat belts ..........................................................371
Wheels and wheel ornaments ........... 368
Clock ................................................75, 78, 354
Clock light ...................................................... 340
Coat hooks..................................................... 353
Coin holder .................................................... 346
Condenser ..................................................... 389
Console box .................................................. 347
Consumption screen .................................... 93
Cooling system.............................................388 Engine overheating...................................449
Cornering lights .............................................192
Cruise control Dynamic radar cruise control with full-speed range ........................... 251, 254
Cup holders ................................................... 346
Current fuel consumption .......................... 84
Curtain shield airbags .................................. 29
Customizable features ...............................476
D
Daytime running light system .................. 190
Defogger Outside rear view mirrors..................... 324
Rear window ................................................ 324
Windshield .................................................... 324
Differential Front differential oil............. ...................... 460
Rear differential oil. ..................................... 461

509Alphabetical Index
Digital Rearview Mirror..............................143
Dimension ...................................................... 456
Dinghy towing................................................. 173
DisplayCenter Display..............................................316
Dynamic radar cruise control with full-speed range ...................................... 254
Head-up display ........................................... 89
Intuitive parking assist...............................272
LTA (Lane Tracing Assist).................... 244
Multi-information display .......................... 82
Parking Support Brake function (rear pedestrians) .............................................. 296
RCD (Rear Camera Detection) ..........281
RCTA .............................................................. 279
Warning message..................................... 436
Distance until next engine oil change76, 81
Do-it-yourself maintenance .................... 375
Door courtesy lights ................................... 340
Door lock Doors.................................................................102
Smart access system with push-button start ................................................................... 113
Wireless remote control......................... 100
Doors Automatic door lock ing and unlocking
system ........................................................... 106
Door closer ................................................... 105
Door glasses ..................................................153
Door lock.........................................................102
Open door warning bu zzer ...... 103, 105
Outside rear view mirrors ....................... 151
Rear door child-protectors ................... 105
Drive distance .................................................. 84
Drive info 1/Drive info 2 .............................. 84
Driver’s seat position memory Driving position memory.........................133
Memory recall function ............................135
Power easy access system .....................133
Drive-Start Control (DSC) .......................170
Driving Break-in tips .................................................. 165 Correct driving posture ............................ 23
Driving mode select switch ..................299
Procedures .................................................... 164
Winter drive tips ........................................ 309
Driving information display ........................ 84
Driving position memory............................133 Memory recall function............................ 135
Power easy access system .................... 133
Driving range ................................................... 84
Driving support system information display ............................................................................. 87
DRS (Dynamic Rear Steering) .............. 304
DSC (Drive-Start Control) .......................170
Dynamic radar cruise control with full-speed range .............................. 251, 254Warning message .....................................263
Dynamic Rear Steering (DRS) .............. 304
E
ECB (Electronically Controlled Brake Sys-
tem) ................................................................ 304
Eco Driving Indicator............................85, 93
Eco Driving Indicator Light ........................ 85
EDR (Event data recorder) ........................... 8
Elapsed time ..................................................... 84
Electric Power Steering (EPS) .............. 304 Warning light .............................................. 430
Electronic key .................................................. 98 Battery-saving function.............................. 114
If the electronic key does not operate properly ....................................................... 442
Replacing the battery ................................ 410
Electronic roof sunshade Jam protection function ........................... 160
Operation ....................................................... 158
Electronically Controlled Brake System (ECB) ............................................................ 304
Electronically modulated air suspension ........................................................................... 301
Emergency flashers ..................................... 418
Emergency, in case of If a warning buzzer sounds................... 427

512Alphabetical Index
Ignition switch (engine switch)................. 174Auto power off function ........................... 177
Changing the engine switch modes.. 177
If your vehicle has to be stopped in an
emergency ................................................. 418
Indicators ............................................................72
Initialization Items to initialize .........................................490
Maintenance .................................... 374, 387
Power windows............................................153
Tire pressure warning system .............399
Inside door handle lights .......................... 340
Inside rear view mirror ...................... 142, 143
Instrument panel light control .............77, 81
Intercooler...................................................... 389
Intercooler coolant Capacity .........................................................459
Checking ...................................................... 388
Interior lights.................................................. 340 Front interior light ......................................340
Rear interior light .......................................340
Intuitive parking assist....................... 271, 272 Function ...........................................................272
Warning message......................... 274, 288
J
JackPositioning a floor jack............................. 381
Jam protection function Electronic roof sunshade........................ 160
Moon roof ...................................................... 156
Panoramic moon roof.............................. 160
Power trunk opener and closer .............. 111
Power windows............................................153
Rear door sunshade ................................356
K
Keyless entrySmart access system with push-button start ................................................................... 113
Wireless remote control......................... 100 Keys
Battery-saving function.............................. 114
Electronic key .................................................98
Engine switch .................................................174
If the electronic key does not operate properly ....................................................... 442
If you lose your keys ...................................441
Key number plate .........................................98
Keyless entry .........................................102, 113
Mechanical key ..............................................98
Replacing the battery ................................ 410
Warning buzzer ............................................ 114
Wireless remote control .........................100
Knee airbags .................................................... 29
L
Lane change assist function .................... 238
Lane Tracing Assist (LTA) Operation ......................................................238
Warning messages.................................. 250
Language (multi-information display) ... 87
LATCH anchors ............................................. 53
LDH (Lexus Dynamic Handling system) ..........................................................................305
Lever Auxiliary catch lever .................................. 381
Hood lock release lever .......................... 381
Internal trunk release lever......................... 111
Shift lever ......................................................... 178
Turn signal lever .......................................... 185
Wiper lever .................................................... 196
Lexus climate concierge ............................321
Lexus Dynamic Handling system (LDH) ..........................................................................305
Lexus Enform Safety Connect.................. 58
Lexus Safety System + 2.0 AHB (Automatic High Beam) ............. 193
Dynamic radar cruise control with full-speed range ......................................254
LTA (Lane Tracing Assist) ....................238
PCS (Pre-Collision System) ................ 227
RSA (Road Sign Assist)........................... 251

513Alphabetical Index
Lexus Safety System + AAHB (Automatic High Beam)..............193
Dynamic radar cruise control with full-speed range ............................251, 254
FCTA (Front Cross Traffic Alert) ..... 235
LTA (Lane Tracing Assist).................... 238
PCS (Pre-Collision System)..................215
RSA (Road Sign Assist) ...........................251
License plate lights Light switch .................................................... 190
Replacing light bulbs..................................416
Light bulbs Replacing .........................................................416
Lights Automatic High Beam system..............193
Front interior lights ...................................... 341
Front personal lights................................. 342
Headlight switch ......................................... 190
Interior lights.................................................340
Interior lights list..........................................340
Rear interior lights ....................................... 341
Rear personal lights.................................. 342
Replacing light bulbs..................................416
Trunk lid light................................................... 110
Trunk light......................................................... 110
Turn signal lever .......................................... 185
Vanity lights ..................................................356
Welcome light illumination control .... 192
Lock steering column .................................. 174
LTA (Lane Tracing Assist) Operation...................................................... 238
Warning messages ..................................250
Luggage mats ............................................... 349
M
Maintenance Do-it-yourself maintenance ................. 379
General maintenance ............................. 375
Maintenance data......................................456
Maintenance requirements .................. 374
Malfunction indicator lamp ..................... 428
Menu icons........................................................ 83 Meter
Changing the main meter location...... 82
Clock.......................................................... 75, 78
Indicators........................................................... 72
Instrument panel light control.......... 77, 81
Meter control switches ..............................83
Meters........................................................ 75, 78
Multi-information display .......................... 82
Settings............................................................... 87
Units.....................................................................86
Warning lights ............................................. 427
Warning message .....................................436
Micro dust and pollen filter ..................... 330
Mirrors Digital Rearview Mirror ............................143
Inside rear view mirror ..............................142
Outside rear view mirror defoggers324
Outside rear view mirrors........................ 151
Vanity mirrors ............................................. 356
Moon roof Door lock linked moon roof operation................................................................ 156, 160
Jam protection function ........................... 156
Operation ....................................................... 156
Multi-information display ............................ 82 Audio system-linked display ................... 87
Boost gauge ....................................................86
Drive information 1/Drive information 2.............................................................................84
Driving information display ......................84
Driving support system information dis- play.................................................................... 87
Dynamic radar cruise control with full-speed range ......................................254
Eco Driving Indicator..................................85
Gear Position .................................................86
G-force ..............................................................86
LTA (Lane Tracing Assist) .................... 244
Menu icons ......................................................83
Meter control switches ..............................83
Navigation system-linked display ........86
Pop-up display ............................................... 82

515Alphabetical Index
Power trunk opener and closer ............. 108
Power windowsDoor lock linked window operation..154
Jam protection function............................153
Operation........................................................153
Window lock switch ................................. 155
Pre-Collision System (PCS) Function ................................................ 215, 227
PCS OFF switch ........................................ 230
Warning light ............................................... 432
R
Radar cruise control (dynamic radar cruise control with full-speed range)... 251, 254
Radiator ........................................................... 389
RCD (Rear camera detection) ................ 271 Function ............................................................281
Warning message..................................... 282
RCTA Function ...........................................................277
Warning message..................................... 278
RCTA (Rear Cross Traffic Alert) ........... 271
Rear automatic air conditioning system .......................................................................... 333
Rear Cross Traffic Alert (RCTA) ..........277
Rear door sunshades ................................. 356
Rear Multi Operation Panel .................... 318
Rear seat position memory ....................... 137
Rear seats .........................................................128 Adjustment......................................................128
Head restraints ............................................ 138
Rear seat position memory .................... 137
Relaxation system......................................... 131
Seat heaters .................................................. 336
Seat ventilators............................................ 336
Rear side marker lights Light switch .................................................... 190
Replacing light bulbs..................................416
Rear sunshades ............................................358
Rear turn signal lights Replacing light bulbs..................................416
Turn signal lever .......................................... 185 Rear view mirror
Digital Rearview Mirror ............................143
Inside rear view mirror ..............................142
Outside rear view mirrors........................ 151
Rear window defogger ............................. 324
Refueling Capacity ......................................................... 457
Fuel types ....................................................... 457
If the fuel filler do or cannot be opened
............................................................................441
Opening the fuel tank cap ................... 200
Remote Touch ................................................314
Replacing Electronic key battery ............................... 410
Fuses...................................................................412
Light bulbs ...................................................... 416
Tires ..................................................................402
Resetting the message indicating mainte- nance is required ...................................... 374
Rev indicator .................................................... 80
Rev peak............................................................. 80
Road Sign Assist ............................................251
RSA (Road Sign Assist) ..............................251
Run-flat tires....................................... 395, 438
S
Seat belt buckle lights ................................ 340
Seat belt reminder light................... 430, 431
Seat belts............................................................ 24 Active Assist .................................................... 28
Automatic Locking Retractor................. 26
Child restraint system installation ......... 46
Cleaning and maintaining the seat belt............................................................................371
Easy Access Buckle .................................... 26
Emergency Locking Retractor .............. 26
How to wear your seat belt ..................... 25
How your child should wear the seat belt ............................................................................. 25
Pregnant women, proper seat belt use ............................................................................. 24
Reminder light and buzzer ........ 430, 431

517Alphabetical Index
SunshadeRoof ................................................................... 156
Switches Activating the Automatic High Beam193
Automatic High Beam system..............193
Brake Hold switch ..................................... 188
Digital Rearview Mi rror control switches
...........................................................................143
Door lock switches .................................... 104
Driving mode select switch .................. 299
Driving position memory switches .....133
Dynamic radar cruise control with full-speed range switch ....................... 254
Electronic roof sunshade switches .... 158
Emergency flashers switch .................... 418
Engine switch................................................. 174
Garage door opener switches ..........360
Heated steering wheel switch............. 336
HUD (Head-up display) switch.............. 91
Ignition switch................................................ 174
Instrument panel light control switches ..................................................................... 77, 81
Light switches ............................................... 190
LTA (Lane Tracing As sist) switch..... 244
Meter control switches .............................. 83
Moon roof switches .................................. 156
“ODO TRIP” switch ............................. 76, 81
Outside rear view mirror switches ...... 151
Paddle shift switches ....................... 182, 183
Panoramic moon roof switches .......... 158
Parking brake switch ................................ 186
PCS OFF switch ........................................ 230
PKSB (Parking Support Brake) switch .........................................................................285
Power door lock switch .......................... 104
Power window switches ..........................153
RCD (Rear Camera Detection) switch ...........................................................................281
Rear door sunshade switch..................356
Rear seat heater ......................................... 333
Rear seat position memory switches. 137
Rear seat ventilator ................................... 333 Rear sunshades switch........................... 358
Rear window and outside rear view mir-
ror defoggers switch ............................ 323
Seat heater switches.................................336
Seat ventilator switches ..........................336
Snow mode switch..................................... 182
“SOS” button...................................................58
Tilt and telescopic steering control switch ............................................................................. 141
Tire pressure warning reset switch.. 399
Trunk closer switch ...................................... 110
Trunk opener main switch........................ 112
Trunk opener switch ................................. 108
Vehicle-to-vehicle distance switch...254
VSC OFF switch ...................................... 305
Window lock switch.................................. 155
Windshield wiper and washer switch196
Windshield wiper de-icer switch.......328
T
Tachometer............................................... 75, 78 Rev indicator .................................................. 80
Rev peak........................................................... 80
Tail lights Light switch .................................................... 190
Replacing light bulbs ................................. 416
Theft deterrent system Alarm...................................................................66
Engine immobilizer system...................... 64
Tire inflation pressure Maintenance data ...................................... 462
Tire inflation pressure display function......................................................................... 395
Warning light .................................................431
Tire information .............................................467 Glossary .........................................................470
Size ................................................................... 468
Tire identification number..................... 468
Uniform Tire Quality Grading ............469
Tire pressure display ... ............................... 395
Tire pressure warning system Function ......................................................... 395