2021 Lexus LC500h warning light

3938-1. Specifications
8
Vehicle specifications
*1: Minimum pedal clearance when depressed with a force of 112.4 lbf (500 N, 51.0 kgf)
while the engine is running .
When performing the brake pedal inspection, also be sure to check that the brake sys-
tem warning light is not illumin ated when the engine is running ing>. (If the brake system warning lig ht is illuminated, refer to P.347.)
*2: Make sure to confirm that the brake system wa rning light (yellow) does not illuminate. (If
the brake system warning light illuminates, refer to P.351.)
20-inch tires
Parking brake lining wear limit0.04 in. (1.0 mm)
Parking brake indicator*2
When pushing the parking brake switch for
1 to 4 seconds: comes on
When pulling the parking brake switch for 1
to 4 seconds: turns off
Fluid typeSAE J1703 or FMVSS No.116 DOT 3
Steering
Free playLess than 1.2 in. (30 mm)
Tires and wheels
Tire sizeFront tires: 245/45RF20 99Y
Rear tires: 275/40RF20 102Y
Tire inflation pressure
(Recommended cold tire inflation pressure)
Driving under normal conditions:
Front: 33 psi (230 kPa, 2.3 kgf/cm
2 or bar)
Rear: 33 psi (230 kPa, 2.3 kgf/cm
2 or bar)
Driving at high speeds (above 137 mph
[220 km/h]) (in countries where such
speeds are permitted by law):
Add 10 psi (70 kPa, 0.7 kgf/cm
2 or bar) to
the front tires and rear tires. Never exceed
the maximum cold tire inflation pressure
indicated on the tire sidewall.
Wheel sizeFront wheels: 20  8 1/2J
Rear wheels: 20  9 1/2J
Wheel nut torque103.3 ft•lbf (140 N•m, 14.3 kgf•m)

4108-2. Customization
■Smart access system with push-button start and wireless remote control
( P.108, 117)
■Smart access system with push-button start ( P.117)
Automatic door unlockShifting the shift
position to POff
OODriver’s door is opened
Locking/unlocking of the trunk
when both side doors are
locked/unlocked
OnOffO
Time elapsed before the door lock
indicator lights turn off30 seconds
1 minute
O10 minutes
20 minutes
FunctionDefault settingCustomized setting
Operating signal (Buzzers)5OffOO1 to 7
Operation signal (Emergency
flashers)OnOffOO
Time elapsed before automatic
door lock function is activated if
door is not open ed after being
unlocked
60 seconds
Off
OO30 seconds
120 seconds
Open door warning buzzerOnOffO
FunctionDefault settingCustomized setting
Smart access system with push-
button startOnOffO
Smart door unlockingDriver’s doorBoth side doorsOO
Number of consecutive door lock
operations2 timesAs many as desiredO
FunctionDefault settingCustomized settingABC
ABC
ABC

4148-2. Customization
■Rain-sensing windshield wipers (P.187)
■Reverse warning buzzer ( P.163, 170)
■Seat belt reminder buzzer ( P.351)
Time elapsed before the outside
door handle lights turn off15 seconds
Off
OO7.5 seconds
30 seconds
Operation of the outside door han-
dle lights when the doors are
unlocked
OnOffO
Operation of the outside door han-
dle lights when a door is openedOnOffO
Fading out of the outside door han-
dle lights when they turn offLongShortO
FunctionDefault settingCustomized setting
Wiper operation when the wiper
switch is in the AUTO positionRain-sensing
operation
Intermittent opera-
tion linked to vehicle speed (with interval adjuster)
O
FunctionDefault settingCustomized setting
Signal (buzzer) when the shift posi-
tion is in RIntermittentSingleO
FunctionDefault settingCustomized setting
Speed-linked seat belt reminder
functionOnOffO
FunctionDefault settingCustomized settingABC
ABC
ABC
ABC

433What to do if... (Troubleshooting)
It is locked automatically to prevent
theft of the vehicle. ( P.153, 157)
 Is the window lock switch pressed?
The power window at the passenger’s seat
cannot be operated if the window lock
switch is pressed. ( P.139)
 The auto power off function will be
operated if the vehicle is left in
ACCESSORY or IGNITION ON
mode (the engine is
not running operating>) for a period of time.
( P.155, 160)
 The seat belt reminder light is flash-
ing
Are the driver and the passengers wearing
the seat belts? ( P.351)
 The parking brake indicator is on
Is the parking brake released? ( P.176)
Depending on the situation, other
types of warning buzzer may also
sound. ( P.347, 356) 
Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm sounds.
( P.72)
To stop the alarm, turn the engine
switch to IGNITION
ON mode , or start the
engine .
 Is the electronic key left inside the
vehicle?
Check the message on the multi-informa-
tion display. ( P.356)
 When a warning light turns on or a
warning message is displayed, refer
to P.347, 356.
 Slow down the vehicle, drive with
extra caution, and take your vehicle
to the nearest Lexus dealer or
authorized tire dealer as soon as
possible to have the tire replaced.
( P.362)
The steering wheel cannot be
turned after the engine system> is stopped
The windows do not open or
close by operating the power
window switches
The engine switch switch> is turned off automati-
cally
A warning buzzer sounds during
drivingAn alarm is activated and the
horn sounds
A warning buzzer sounds when
leaving the vehicle
A warning light turns on or a
warning message is displayed
When a problem has occurred
If you have a flat tire

435Alphabetical index
Alphabetical index
A
A/C ................................................................... 260Air conditioning filter ............................... 328
Automatic air conditioning system ...260
Micro dust and pollen filter................... 265
ABS (Anti-lock Brake System).............. 243 Function .......................................................... 243
Warning light ...............................................348
ACA (Active Cornering Assist) ........... 243
Active Cornering Assist (ACA) ........... 243
Active rear wing........................................... 240
Adaptive Variable Suspension System .......................................................................... 243
Airbags ............................................................... 28 Airbag operating conditions................... 30
Airbag precautions for your child ........ 33
Correct driving posture .............................23
Curtain shield airbag operating condi- tions .................................................................... 31
Curtain shield airbag precautions ....... 33
Front passenger occupant classification system ............................................................. 39
General airbag precautions ................... 33
Locations of airbags.................................... 28
Modification and disposal of airbags . 35
Side airbag operating conditions ........... 31
Side airbag precautions ............................ 33
Side and curtain shield airbags operating conditions........................................................ 31
Side and curtain shield airbags precau- tions .................................................................. 33
SRS airbags ..................................................... 28
SRS warning light ......................................348
Air conditioning filter ................................. 328
Air conditioning system ............................ 260 Air conditioning filter ............................... 328
Automatic air conditioning system ...260
Micro dust and pollen filter................... 265
Alarm ....................................................................72 Alarm ...................................................................72
Warning buzzer ......................................... 347 Anchor brackets ..................................... 45, 53
Antennas (smart access
system with push-
button start) ................................................... 117
Anti-lock Brake System (ABS).............. 243 Function .......................................................... 243
Warning light .............................................. 348
Approach warning...................................... 220
Automatic headlight leveling system ....182
Automatic High Beam ............................... 184
Automatic light control system................. 181
Automatic transmission ..............................162 M mode ........................................................... 168
Paddle shift switches .......................167, 168
Snow mode.................................................... 166
Auxiliary net................................................... 273
Average fuel economy................................. 88
Average vehicle speed ................................ 88
B
Back-up lights Replacing light bulbs ................................336
Battery (12-volt battery) .. ............................ 311
Battery checking ........................................... 311
If the 12-volt battery is discharged ... 369
Preparing and checking before winter ......................................................................... 250
Replacing ....................................................... 374
Warning light ............................................... 347
Battery (traction batter y) ............................ 65
Blind Spot Monitor (BSM).........................231 Blind Spot Monitor function .................235
Rear Cross Traffic Alert function ....... 237
Brake Brake hold .......................................................179
Fluid...................................................................392
Parking brake ................................................176
Regenerative braking ................................. 63
Warning light .................................... 347, 351
Warning message .....................................357
Brake assist .................................................... 243
Break-in tips.....................................................143
Brightness control

436Alphabetical index
Instrument panel light control ................85
BSM (Blind Spot Monitor).........................231 Blind Spot Monitor function................. 235
Rear Cross Traffic Alert function....... 237
C
Care ...................................................... 286, 289Aluminum wheels ...................................... 287
Exterior ...........................................................286
Interior .............................................................289
Seat belts........................................................289
Cargo capacity.............................................. 150
Cargo hooks ................................................. 275
Center Display ............................................. 254
Chains ................................................................251
Child restraint system................................... 44 Fixed with a LATCH system .................... 51
Fixed with a seat belt................................... 48
Front passenger occupant classification system ............................................................. 39
Points to remember .................................... 44
Riding with children ..................................... 44
Types of child restraint system installation method ........................................................... 45
Using an anchor bracket .......................... 53
Child safety ....................................................... 44 12-volt battery precautions ......... 312, 375
Airbag precautions...................................... 33
Child restraint system................................. 45
Heated steering wheel and seat heater precautions................................................268
How your child should wear the seat belt ............................................................................ 25
Power window lock switch.....................139
Power window precautions ...................139
Removed electronic key battery precau- tions .................................................................331
Seat belt extender precautions ............. 25
Seat belt precautions .................................. 44
Trunk precautions .........................................114
Cleaning.............................................. 286, 289 Aluminum wheels ...................................... 287 Exterior........................................................... 286
Interior ............................................................ 289
Radar sensor ..................................... 194, 233
Seat belts ....................................................... 289
Clock ........................................................ 82, 277
Coat hooks..................................................... 278
Condenser ..................................................... 309
Console box ...................................................274
Console box light .........................................274
Cooling system.............................................308 Engine overheating....................... 376, 379
Hybrid system overheating ................. 380
Cornering lights ............................................ 183
Cruise control Dynamic radar cruise control with full-
speed range ................................................214
Cup holder ......................................................274
Current fuel consumption .......................... 88
Curtain shield airbags .................................. 28
Customizable features .............................. 405
D
Daytime running light system .................... 181
Defogger Outside rear view mirrors.......................261
Rear window ..................................................261
Windshield ......................................................261
Differential ...................................................... 392
Dimension ...................................................... 386
Dinghy towing.................................................. 151
Display BSM (Blind Spot Monitor)......................231
Drive information ......................................... 88
Dynamic radar cruise control with full-
speed range ................................................214
Energy monitor ..............................................98
Head-up display............................................ 93
Intuitive parking assist .............................. 225
LKA (Lane-Keeping Assist) .................. 210
Multi-information display ..........................86
Warning message .................................... 356
Distance ............................................................. 88

Alphabetical index437
Do-it-yourself maintenance .................... 296
Door courtesy lights ..................................... 271
Door lockDoors.................................................................. 110
Smart access system with push-button start ....................................................................117
Wireless remote control......................... 108
Door pockets ................................................ 273
Doors ................................................................... 110 Automatic door lock ing and unlocking
system ............................................................. 113
Door glasses ................................................. 138
Door lock.......................................................... 110
Open door warning buzz er .............111, 113
Outside rear view mirrors ......................135
Drive info 1/Drive info 2 .............................. 88
Drive information ........................................... 88
Driver’s seat position memory ................. 127 Driving position memory......................... 127
Memory recall function ............................ 129
Power easy access system ..................... 127
Drive-start control ........................................143
Driving................................................................ 142 Break-in tips ................................................... 143
Correct driving posture .............................23
Driving mode select switch .................. 224
Hybrid vehicle driving tips .................... 248
Procedures ..................................................... 142
Winter drive tips.........................................250
Driving mode select switch ..................... 224
Driving position memory Power easy access system ..................... 127
DRS (Dynamic Rear Steering) .............. 243
Dynamic radar cruise control with full- speed range.................................................. 214Warning message......................................222
Dynamic Rear Steering (DRS) .............. 243
E
ECB (Electronically Controlled Brake Sys- tem) ................................................................ 243
Eco drive mode ............................................ 224 Eco Driving Indicator.................................... 80
Eco Driving Indicator Light ........................ 80
EDR (Event data recorder) ........................... 8
Elapsed time ..................................................... 88
Electric motor (traction motor) ................ 62
Electric Power Steering (EPS)
Function .......................................................... 243
Warning light .............................................. 348
Electronically Controlled Brake System (ECB) ............................................................ 243
Electronic key ................................................ 106 Battery-saving function.............................. 119
If the electronic key does not operate properly ....................................................... 367
Replacing the battery .............................. 330
Emergency, in case of If a warning buzzer sounds................... 347
If a warning light turns on....................... 347
If a warning message is displayed .... 356
If the 12-volt battery is discharged ... 369
If the electronic key does not operate properly ....................................................... 367
If the engine will not start........................363
If the fuel filler do or cannot be opened
......................................................................... 366
If the hybrid system will not start ........364
If the vehicle is trapped in rising water ..........................................................................339
If you have a flat tire ..................................362
If you lose your keys ................................ 366
If you think something is wrong..........345
If your vehicle becomes stuck .............382
If your vehicle has to be stopped in an emergency ................................................ 338
If your vehicle needs to be towed .......341
If your vehicle overheats ............376, 379
Emergency flashers .................................... 338
Energy monitor ............................................... 98
Engine ACCESSORY mode.................... 155, 159
Compartment............................................. 304
Engine switch ................................................ 152

438Alphabetical index
Fuel pump shut off system .................... 346
Hood................................................................ 302
How to start the engine............................152
How to start the hybrid system ........... 156
Identification number ............................... 387
If the engine will not start ....................... 363
If the hybrid system will not start ........ 364
If your vehicle has to be stopped in an
emergency ................................................338
Ignition switch (engine switch) .............152
Ignition switch (power switch) ............. 156
Overheating..................................... 376, 379
Power switch ................................................ 156
Engine coolant..............................................308 Capacity .........................................................390
Checking ...................................................... 308
Preparing and checking before winter.........................................................................250
Engine coolant temperature gauge ....... 82
Engine immobilizer system ........................ 70
Engine oil ........................................................ 305 Capacity ........................................................ 388
Checking ...................................................... 305
Preparing and checking before winter.........................................................................250
Warning light ............................................... 347
Warning message.....................................359
Engine oil maintenance data .................. 307
Engine oil temperature gauge .................. 82
Engine switch (power switch) ........152, 156 Auto power off function ................155, 160
Changing the engine switch (power switch) modes.................................155, 159
If your vehicle has to be stopped in an
emergency ................................................338
Starting the engine (hybrid system)
................................................................ 152, 156
EPS (Electric Power Steering) .............. 243 Function .......................................................... 243
Warning light ...............................................348
EV drive mode............................................... 160
Event data recorder (EDR) ........................... 8 EV indicator ...................................................... 63
F
First-aid kit storage belt ............................ 275
Flat tire ............................................................. 362
Tire pressure warning system .............. 315
Floor mats ...........................................................22
Fluid Automatic transmission ........................... 391
Brake ................................................................392
Hybrid transmission..................................392
Washer ............................................................ 310
Footwell light ................................................... 271
Front passenger occupant classification system .............................................................. 39
Front seats ........................................................125 Adjustment ..................................................... 125
Cleaning ........................................................ 289
Correct driving posture ............................ 23
Driving position memory ......................... 127
Head restraints............................................... 131
Jam protection function ............................ 127
Memory recall function.............................129
Power easy access system ..................... 127
Seat heaters ................................................. 268
Seat position memory ............................... 127
Seat ventilators ........................................... 268
Front side marker light ................................. 181 Light switch ...................................................... 181
Replacing light bulbs ................................336
Front turn signal lights ................................. 175 Replacing light bulbs ................................336
Turn signal lever ...........................................175
Fuel ....................................................................... 191 Capacity ........................................................ 388
Fuel gauge ........................................................ 82
Fuel pump shut off system.....................346
Information ................................................... 395
Refueling............................................................ 191
Type ................................................................. 388
Warning light ................................................ 351
Fuel consumption