
374 6-1. Maintenance and care
LS500h_OM_OM50F42U_(U) To prevent the hybrid battery (traction
battery) air intake vents from becom-
ing clogged, clean them periodically. Clean the vents of the both sides.
■
Cleaning the air intake vents
Remove any dust and clogs from the
air intake vents with a vacuum cleaner,
etc. The filters are attached to the back side of
the air intake vent grilles.
If “Maintenance Required for Traction
Battery Cooling Parts See Owner’s
Manual” is displayed on the multi-infor-
mation display, the filters may be
clogged. Remove the air intake vent
grilles and clean the filters.NOTICE■
Preventing damage to leather sur-
faces
Observe the following precautions to
avoid damage to and deterioration of
leather surfaces: ●
Remove any dust or dirt from leather
surfaces immediately.●
Do not expose the vehicle to direct
sunlight for extended periods of time.
Park the vehicle in the shade, espe-
cially during summer.●
Do not place items made of vinyl, plas-
tic, or containing wax on the uphol-
stery, as they may stick to the leather
surface if the vehicle interior heats up
significantly.■
Water on the floor
Do not wash the vehicle floor with water.
Vehicle systems such as the audio system
may be damaged if water comes into
contact with electrical components such
as the audio system above or under the
floor of the vehicle. Water may also
cause the body to rust. ■
When cleaning the inside of the wind-
shield
Do not allow glass cleaner to contact the
camera sensor lens. Also, do not touch
the lens. ( → P.197, 204)
■
Cleaning the inside of the rear win-
dow●
Do not use glass cleaner to clean the
rear window, as this may cause dam-
age to the rear window defogger
heater wires or antenna. Use a cloth
dampened with lukewarm water to
gently wipe the window clean. Wipe
the window in strokes running parallel
to the heater wires or antenna.
●
Be careful not to scratch or damage
the heater wires or antenna. Cleaning the hybrid battery
(traction battery) air intake vents

512 Alphabetical Index
LS500h_OM_OM50F42U_(U) C
Card key .......................................................... 104
Care
Aluminum wheels ...................................... 370
Exterior ........................................................... 370
Interior ............................................................. 373
Seat belts........................................................ 373
Cargo capacity...............................................166
Cargo net ....................................................... 348
Center Display ...............................................316
Chains ............................................................... 310
Child restraint system
Fixed with a LATCH system .................. 53
Fixed with a seat belt................................... 49
Front passenger occupa nt 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
12-volt battery precautions ........ 394, 451
Airbag precautions...................................... 34
Child restraint system................................. 46
Heated steering wheel and seat heater
precautions................................................ 337
How your child should wear the seat belt
............................................................................ 25
Moon roof precautions ............................154
Power window lock switch.....................153
Power window precautions ...................152
Rear door child-protectors ....................... 111
Removed electronic key battery precau-
tions ................................................................. 414
Seat belt extender precautions ............. 25
Seat belt precautions .................................. 45
Trunk precautions .........................................112
Child-protectors...............................................111
Cleaning
Aluminum wheels ...................................... 370 Exterior............................................................370
Interior ............................................................. 373
Radar sensor ........................ 199, 200, 206
Seat belts ........................................................ 373
Clock ................................................. 77, 81, 353
Clock light ...................................................... 340
Coat hooks..................................................... 352
Coin holder .................................................... 345
Condenser .......................................................391
Console box .................................................. 346
Cooling system............................................. 390
Engine overheating...................................453
Hybrid system overheating ..................454
Cornering lights .............................................187
Cruise control
Dynamic radar cruise control with
full-speed range ..........................247, 250
Cup holders ................................................... 345
Current fuel consumption .......................... 88
Curtain shield airbags .................................. 29
Customizable features ............................... 481
D
Daytime running light system .................. 185
Defogger
Outside rear view mirrors..................... 324
Rear window ................................................ 324
Windshield .................................................... 324
Differential
Front differential oi l............. ...................... 465
Rear differential oil......... .......... ........... ...... 465
Dimension ...................................................... 460
Dinghy towing................................................. 167
Display
Center Display ............................................. 316
Dynamic radar cruise control with
full-speed range ..................................... 250
Energy monitor .............................................. 96
Head-up display............................................ 92
Intuitive parking assist ..............................266
LKA (Lane-Keeping Assist) ................. 243
LTA (Lane-Tracing Assist) ................... 234

5171-1. What to do if... (Troubleshooting)
LS500h_OM_OM50F42U_(U) 517Alphabetical Index
Lexus Safety System+A ..............................196
Dynamic radar cruise control with
full-speed range .......................... 247, 250
FCTA (Front Cross Traffic Alert) ......227
LTA (Lane Tracing Assist).................... 230
PCS (Pre-Collision System)................209
RSA (Road Sign Assist) ......................... 247
License plate lights
Light switch .................................................... 185
Replacing light bulbs.................................. 417
Light bulbs
Replacing ......................................................... 417
Lights
Automatic High Beam system............. 188
Front interior lights ...................................... 341
Front personal lights................................... 341
Headlight switch ......................................... 185
Interior lights.................................................340
Interior lights list..........................................340
Rear interior lights ....................................... 341
Rear personal lights....................................341
Replacing light bulbs.................................. 417
Trunk lid light................................................... 116
Trunk light......................................................... 116
Turn signal lever .......................................... 180
Vanity lights .................................................. 354
Welcome light illumination control ... 186
LKA (Lane-Keeping Assist)
Operation...................................................... 240
Warning messages .................................. 246
Lock steering column ..................................169
LTA (Lane Tracing Assist)
Operation...................................................... 230
Warning messages .................................. 238
Luggage mats ............................................... 348
M
Maintenance
Do-it-yourself maintenance .................383
General maintenance ............................. 379
Maintenance data......................................460
Maintenance requirements .................. 378 Malfunction indicator lamp ..................... 428
Master warning light .................................. 434
Menu icons........................................................ 86
Meter
Changing the main meter location......85
Clock............................................................ 77, 81
Hybrid System Indicator ..................78, 83
Indicators........................................................... 74
Instrument panel light control........ 79, 85
Meter control switches .............................. 87
Meters.......................................................... 77, 81
Multi-information display ..........................86
Settings...............................................................90
Units.....................................................................89
Warning lights ............................................. 427
Warning message ..................................... 437
Micro dust and pollen filter ..................... 329
Mirrors
Inside rear view mirror ............................. 148
Outside rear view mirror defoggers324
Outside rear view mirrors...................... 149
Vanity mirrors ..............................................354
Moon roof
Door lock linked moon roof operation
........................................................................... 154
Jam protection function ........................... 154
Operation ....................................................... 153
Multi-information display ............................ 86
Audio system-linked display ...................90
Drive information 1/Drive information 2
............................................................................ 88
Driving information display ...................... 87
Driving support system information dis-
play....................................................................90
Dynamic radar cruise control with
full-speed range ..................................... 250
Energy monitor .............................................. 97
Gear Position .................................................89
G-force ..............................................................89
LKA (Lane-Keeping Assist) ................. 243
LTA (Lane-Tracing Assist) ................... 234
Menu icons ......................................................86

518 Alphabetical Index
LS500h_OM_OM50F42U_(U) Meter control switches .............................. 87
Navigation system-linked display ........ 89
Pop-up display............................................... 86
Settings .............................................................. 90
Suggestion function....................................... 91
Tire pressure ................................................ 397
Units .................................................................... 89
Vehicle sway warning ................................ 89
Warning message..................................... 437 N
Navigation system-linked display....89, 92
Noise from under vehicle ...............................6 O
“ODO TRIP”switch ............................... 79, 85
Odometer ................................................. 79, 84
Odometer and trip meter display
Display items .......................................... 79, 84
“ODO TRIP” switch ........................... 79, 85
Pop-up display...................................... 79, 85
Oil
Engine oil ....................................................... 462
Front differential oil ...................................465
Rear differential oil ....................................465
Opener
Fuel filler door................................................194
Hood............................................................... 385
Trunk ....................................................................114
Outer foot lights
Location..........................................................340
Outside door handle lights...................... 340
Outside rear view mirrors
Adjustment......................................................149
BSM (Blind Sport Monitor) .................260
Folding ............................................................. 150
Linked mirror functi on when reversing
...........................................................................149
Mirror position memory...........................139
Outside rear view mirror defoggers324
RCTA function ............................................ 273 Outside temperature..............................77, 81
Overheating .................................................. 453 P
Paddle shift switches .......................... 178, 179
Panic mode ..................................................... 106
Parking assist sensors (intuitive parking
assist) ............................................................. 266
Parking brake
Operation ......................................................... 181
Parking brake engaged warning buzzer
........................................................................... 182
Warning light ...............................................434
Warning message ...................................... 182
Parking lights
Light switch .................................................... 185
Replacing light bulbs ..................................417
Parking Support Brake function (for
rear-crossing vehicles) ............................291
Function ............................................................291
Parking Support Brake function (rear
pedestrians) .................................... 280, 295
Function ..........................................................295
Parking Support Brake function
(rear-crossing vehicles).........................280
Parking Support Brake function (static
objects) ............................................. 280, 286
Function ......................................................... 286
PCS (Pre-Collision System)
Function ............................................. 209, 220
PCS OFF switch .............................. 212, 222
Warning light ...............................................433
Warning message ...........................219, 226
Personal lights............................................... 340
PKSA (Parking Support Alert) .............. 265
PKSB (Parking Support Brake).............280
Warning message .....................................284
Pop Up Hood................................................... 38
Power control unit............................................ 61
Power control unit coolant
Capacity .........................................................463
Checking ...................................................... 390

5191-1. What to do if... (Troubleshooting)
LS500h_OM_OM50F42U_(U) 519Alphabetical Index
Preparing and checking before winter
.........................................................................309
Power easy access system ........................139
Power outlets ................................................ 353
Power rear seat ..............................................135
Power steering (Elect ric power steering
system).......................................................... 303
Warning light ...............................................430
Power switch .................................................. 168
Auto power off function .............................171
Changing the power switch modes ..170
Power switch (engine switch)
If your vehicle has to be stopped in an
emergency ................................................ 420
Power trunk opener and closer ............... 114
Power windows
Door lock linked window operation..152
Jam protection function............................. 151
Operation......................................................... 151
Window lock switch ..................................153
Pre-Collision System (PCS)
Function ..............................................209, 220
PCS OFF switch ...............................212, 222
Warning light ............................................... 433
Warning message........................... 219, 226
R
Radar cruise control (dynamic radar cruise
control with full-speed range).. 247, 250
Radiator .............................................................391
RCD (Rear camera detection) .............. 265
Warning message..................................... 278
RCD (Rear Camera Detection)
Function ...........................................................277
RCTA
Function .......................................................... 273
Warning message..................................... 274
RCTA (Rear Cross Traffic Alert) ......... 265
RCTA function ..............................................274
Rear air conditioning system .................. 333
Rear Cross Traffic Alert (RCTA) ......... 273
Rear door sunshades ..... ............................ 355 Rear Multi Operation Pa nel .................... 318
Rear seat position memory .......................143
Rear seats .........................................................135
Adjustment ..................................................... 135
Head restraints..............................................144
Rear seat position memory.....................143
Relaxation system ....................................... 138
Seat heaters ..................................................336
Seat ventilators ............................................336
Rear side marker lights
Light switch .................................................... 185
Replacing light bulbs ..................................417
Rear sunshades ............................................ 356
Rear turn signal lights
Replacing light bulbs ..................................417
Turn signal lever .......................................... 180
Rear view mirror
Inside rear view mirror ............................. 148
Outside rear view mirrors...................... 149
Rear window defogger ............................. 324
Refueling
Capacity .......................................................... 461
Fuel types ........................................................ 461
If the fuel filler do or cannot be opened
..........................................................................445
Opening the fuel tank cap ..................... 194
Regenerative braking ................................... 59
Remote Touch ................................................314
Replacing
Electronic key battery ................................413
Fuses...................................................................414
Light bulbs .......................................................417
Tires ................................................................. 405
Resetting the message indicating mainte-
nance is required ...................................... 378
Rev indicator .................................................... 83
Rev peak............................................................. 83
Road Sign Assist ...........................................247
RSA (Road Sign Assist) .............................247
Run-flat tires........................................ 397, 442

5211-1. What to do if... (Troubleshooting)
LS500h_OM_OM50F42U_(U) 521Alphabetical Index
Speedometer .............................................77, 81
Steering lock
Column lock release..................................169
Steering lock system warning message
...........................................................................169
Steering wheel
Adjustment...................................................... 147
Heated steering wheel............................ 336
Meter control switches .............................. 87
Power easy access system .....................139
Steering wheel position memory ........139
Stop lights
Replacing light bulbs.................................. 417
Storage features .......................................... 343
Stuck
If the vehicle becomes stuck................ 457
Suggestion function......................................... 91
Sun visors ........................................................ 354
Sunshade
Roof ....................................................................154
Switches
Activating the Automatic High Beam
.......................................................................... 188
Automatic High Beam system............. 188
Brake Hold switch ..................................... 183
Door lock switches ...................................... 110
Driving mode select switch ..................298
Driving position memory switches .....139
Dynamic radar cruise control with
full-speed range switch .........................251
Emergency flashers switch ................... 420
EV drive mode switch .............................. 172
Garage door opener switches ......... 358
Heated steering wheel switch............. 336
HUD (Head-up display) switch............ 94
Ignition switch............................................... 168
Instrument panel light control switches
................................................................... 79, 85
Intuitive parking assist switch............... 267
Light switches ............................................... 185
LKA (Lane-Keeping A ssist) switch.. 242
LTA (Lane-Tracing Assist) switch .... 234 Meter control switches .............................. 87
Moon roof switches................................... 153
“ODO TRIP”switch ............................79, 85
Outside rear view mi rror switches .... 149
Paddle shift switches ....................... 178, 179
Parking brake switch................................... 181
PCS OFF switch .............................. 212, 222
PKSB (Parking Support Brake) switch
........................................................................... 281
Power door lock switch ............................ 110
Power switch................................................. 168
Power window switches ........................... 151
RCD (Rear camera detection) switch
.......................................................................... 277
RCTA switch ................................................ 273
Rear door sunshade switch ................. 355
Rear seat heater..........................................334
Rear seat position memory switches .143
Rear seat ventilator ...................................334
Rear sunshades switch........................... 356
Rear window and outside rear view mir-
ror defoggers switch ............................ 323
Seat heater switches.................................336
Seat ventilator switches ..........................336
Snow mode switch...................................... 177
“SOS” button................................................364
Tilt and telescopic steering control switch
............................................................................147
Tire pressure warning reset switch.... 401
Trunk closer switch ...................................... 115
Trunk opener main switch........................ 118
Trunk opener switch ................................... 114
Vehicle-to-vehicle distance switch.... 251
VSC OFF switch ...................................... 304
Window lock switch.................................. 153
Windshield wiper and washer switch190
Windshield wiper de-icer switch....... 327
T
Tachometer.................................................77, 81
Rev indicator ...................................................83
Rev peak............................................................83