2021 LEXUS ES300h steering

4268-2. Customization
*1:Except for Canada
*2: If equipped
■PCS (Pre-Collision System) (P.180)
■LTA (Lane Tracing Assist) ( P.187)
■RSA (Road Sign Assist)* ( P.196)
Welcome lightingOnOffO
AFS (Adaptive Front-lighting
System)
*2OnOffO
FunctionDefault settingCustomized set-
ting
PCS (Pre-Collision System)OnOffO
Adjust alert timingMiddleEarlyOLate
FunctionDefault settingCustomized set-ting
Lane centering functionOnOffO
Steering assist functionOnOffO
Alert typeSteering wheel vibrationBuzzerO
Alert sensitivityHighStandardO
Vehicle sway warning functionOnOffO
Vehicle sway warning sensitiv-
ityStandardHighOLow
FunctionDefault settingCustomized set- ting
RSA (Road Sign Assist)OnOffO
Excess speed notification
methodDisplay onlyNo notificationODisplay and buzzer
FunctionDefault settingCustomized set-tingABC
ABC
ABC
ABC

4298-2. Customization
8
Vehicle specifications
■Seat heater*/seat ventilators* ( P.273)
*:If equipped
■Heated steering wheel* ( P.273)
*:If equipped
■Illumination ( P.277)
FunctionDefault settingCustomized set-
ting
Driver’s seat temperature pref-
erence in automatic modeStandard-2 (cooler) to 2 (warmer)OO
Passenger’s seat temperature
preference in automatic modeStandard-2 (cooler) to 2 (warmer)OO
FunctionDefault settingCustomized set- ting
Steering wheel heating prefer-
ence in automatic modeStandard-2 (low) to 2 (high)OO
FunctionDefault settingCustomized set-ting
Time elapsed before the inte-
rior lights turn off15 seconds
Off
OO7.5 seconds
30 seconds
Operation after the power
switch is turned offOnOffO
Operation when the doors are
unlockedOnOffO
Operation when you approach
the vehicle with the electronic
key on your person
OnOffO
Footwell lightsOnOffO
Instrument panel ornament
light
* and door trim ornament
lights
*
OnOffO
ABC
ABC
ABC

4318-3. Items to initialize
8
Vehicle specifications
8-3.Items to initialize
Items to initialize
The following items must be initialized for normal system operation after such
cases as the 12-volt battery being re connected, or maintenance being per-
formed on the vehicle:
List of the items to initialize
ItemWhen to initializeReference
Intuitive parking assist*After reconnecting or changing the
12-volt batteryP.218
PKSB (Parking Support Brake)*After reconnecting or changing the
12-volt batteryP.233
Tire pressure warning system
• When rotating the tires.
• When the tire inflation pressure is changed by changing tire size.
(When there are multiple speci-
fied pressures)
• After registering the ID codes.
• When the tire inflation pressure is changed such as when changing
traveling speed.
P.335
Power windowsWhen functioning abnormallyP.130
Lexus parking assist monitor*
• 12-volt battery has been rein-stalled.
• The steering wheel has been moved while the 12-volt battery
was being reinstalled.
• 12-volt battery power is low.Refer to “NAV- IGATION
AND MULTI- MEDIA SYS- TEM
OWNER’S
MANUAL”.
Panoramic view monitor*
• 12-volt battery has been rein- stalled.
• The steering wheel has been moved while the 12-volt battery
was being reinstalled.
• 12-volt battery power is low.Refer to the
“NAVIGA-
TION AND
MULTIMEDIA SYSTEM
OWNER’S
MANUAL”.

446What to do if... (Troubleshooting)
1-1.What to do if... (Troubleshooting)What to do if... (Troubleshooting)
If you lose your mechanical keys,
new genuine mechanical keys can
be made by your Lexus dealer.
( P.388)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. ( P.388)
 Is the electronic key battery weak or
depleted? ( P.347)
 Is the power switch in ON mode?
When locking the doors, turn the power
switch off. ( P.148)
 Is the electronic key left inside the
vehicle?
When locking the doors, make sure that
you have the electronic key on your per-
son.
The function may not operate prop-
erly due to the condition of the radio
wave. ( P.114) 
Is the child-protector lock set?
The rear door cannot be opened
from inside the vehicle when the
lock is set.
Open the rear door from outside
and then unlock the child-protector
lock. ( P.104)
 The function to prevent the elec-
tronic key from being left inside the
trunk will operate and you can open
the trunk as usual. Take the key out
from the trunk. ( P.109)
 Did you press the power switch
while firmly depressing the brake
pedal? ( P.145)
 Is the shift lever in P? ( P.152)
 Is the electronic key anywhere
detectable inside the vehicle?
( P.112)
 Is the steering wheel unlocked?
( P.146)
 Is the electronic key battery weak or
depleted?
If you have a problem, check the
following before contacting your
Lexus dealer.
The doors cannot be locked,
unlocked, opened or closed
You lose your keys
The doors cannot be locked or
unlocked
The rear door cannot be opened
The trunk lid is closed with the
electronic key left inside
If you think something is wrong
The hybrid system does not start

447What to do if... (Troubleshooting)
In this case, the hybrid system can be
started in a temporary way. ( P.390)
Is the 12-volt battery discharged?
( P.391)
 Is the power switch in ON mode?
If you cannot release the shift lever
by depressing the brake pedal with
the power switch in ON mode
( P.153)
 It is locked automatically to prevent
theft of the vehicle. ( P.146)
 Is the window lock switch pressed?
The power window except for the one at
the driver’s seat cannot be operated if the
window lock switch is pressed. ( P.131)
 The auto power off function will be
operated if the vehicle is left in
ACCESSORY or ON mode
(hybrid system is not operating) for
a period of time. ( P.149) 
The seat belt reminder light is flash-
ing
Are the driver and the passengers wearing
the seat belts? ( P.368)
 The parking brake indicator is on
Is the parking brake released? ( P.157)
Depending on the situation, other
types of warning buzzer may also
sound. ( P.365, 375)
 Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm sounds.
( P.71)
To stop the alarm, turn the power
switch to ON mode, or start the hybrid
system.
 Is the message displayed on the
multi-information display?
Check the message on the multi-informa-
tion display. ( P.375)
 When a warning light turns on or a
warning message is displayed, refer
to P.365, 375.
The shift lever cannot be shifted
from P even if you depress the
brake pedal
The steering wheel cannot be
turned after the hybrid system is
stopped
The windows do not open or
close by operating the power
window switches
The power switch is turned off
automatically
A warning buzzer sounds during
driving
An 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

450Alphabetical index
C
Care ...................................................... 306, 309Aluminum wheels ......................................306
Exterior ...........................................................306
Interior .............................................................309
Seat belts........................................................309
Cargo capacity...............................................143
Cargo hooks ................................................. 283
Center Display ............................................. 258
Chains .............................................................. 255
Child-protectors........................................... 104
Child restraint system................................... 43 Fixed with a LATCH system ..................50
Fixed with a seat belt....................................47
Front passenger occupant classification system ..............................................................37
Points to remember .................................... 43
Riding with children ..................................... 43
Types of child restraint system installation method ........................................................... 44
Using an anchor bracket .......................... 53
Child safety ....................................................... 43 12-volt battery precautions ....... 327, 394
Airbag precautions...................................... 33
Child restraint system................................. 44
Heated steering wheel and seat heater precautions................................................ 273
How your child should wear the seat belt ............................................................................ 25
Moon roof precautions ............................133
Power window lock switch...................... 131
Power window precautions .................... 131
Rear door child-protectors ................... 104
Seat belt extender precautions ............. 25
Seat belt precautions .................................. 43
Trunk precautions ...................................... 105
Cleaning.............................................. 306, 309 Aluminum wheels ......................................306
Exterior ...........................................................306
Interior .............................................................309
Radar sensor........................................174, 210 Seat belts ....................................................... 309
Clock ........................................................78, 284
Coat hooks..................................................... 295
Compass ......................................................... 302
Condenser ..................................................... 324
Console box ....................................................281
Console box light ..........................................281
Cooling system............................................. 323 Engine overheating.................................. 396
Hybrid system overheating .................. 397
Cornering lights .............................................163 Replacing light bulbs ................................352
Cruise control Dynamic radar cruise control with full-
speed range ............................................... 198
Cup holder .......................................................281
Current fuel consumption .......................... 82
Curtain shield airbags .................................. 28
Customizable features .............................. 420
D
Daytime running light system .................... 161
Defogger Outside rear view mirrors.....................266
Rear window ................................................266
Windshield ....................................................266
Dimension ...................................................... 402
Dinghy towing.................................................144
Display BSM (Blind Spot Monitor)................... 208
Dynamic radar cruise control with full-
speed range ............................................... 198
Energy monitor ..............................................90
Head-up display............................................86
Intuitive parking assist ................................216
LTA (Lane-Tracing Assist) .....................192
Multi-information display ........................... 81
Parking Support Brake function (rear pedestrians)...............................................245
RCD (Rear Camera Detection) ........ 227
RCTA............................................................... 222
Warning message .....................................375

Alphabetical index451
Distance until next engine oil change .... 80
Do-it-yourself maintenance ......................313
Door courtesy lights ....................................277
Door lockDoors.................................................................. 101
Smart access system with push-button start ....................................................................112
Wireless remote control........................... 99
Doors ................................................................... 101 Automatic door lock ing and unlocking
system ........................................................... 104
Door glasses ................................................. 130
Door lock.......................................................... 101
Open door warning buzzer ....... 102, 104
Outside rear view mirrors ...................... 127
Rear door child-protectors ................... 104
Drive distance .................................................. 82
Drive info 1/Drive info 2 .............................. 82
Driver’s seat position memory .................120 Driving position memory.........................120
Memory recall function ............................ 122
Drive-start control ........................................ 137
Driving................................................................136 Break-in tips ................................................... 137
Correct driving posture .............................23
Driving Mode Select switch................... 213
Hybrid vehicle driving tips .................... 252
Procedures .....................................................136
Winter drive tips......................................... 254
Driving information display ........................ 82
Driving Mode Select switch......................213
Driving range ................................................... 82
Driving support system information display ............................................................................. 83
Dynamic radar cruise control with full- speed range................................................. 198Warning message.....................................206
E
ECB (Electronically Controlled Brake Sys- tem) ................................................................ 248
Eco drive mode ..............................................213 EDR (Event data recorder) ............................7
Elapsed time ..................................................... 82
Electric motor (traction motor) .................. 61
Electric Power Steering (EPS)
Function ..........................................................248
Warning light ............................................... 367
Electronically Controlled Brake System (ECB) ............................................................ 248
Electronic key .................................................. 98 Battery-saving function.............................. 113
If the electronic key does not operate properly ...................................................... 389
Replacing the battery ............................... 347
Emergency, in case of If a warning buzzer sounds.................. 365
If a warning light turns on...................... 365
If a warning message is displayed .....375
If the 12-volt battery is discharged ..... 391
If the electronic key does not operate properly ...................................................... 389
If the fuel filler do or cannot be opened
......................................................................... 388
If the hybrid system will not start ....... 386
If the vehicle is trapped in rising water ......................................................................... 359
If you have a flat tire .................................. 379
If you lose your keys ................................ 388
If you think something is wrong..........364
If your vehicle becomes stuck ............ 399
If your vehicle has to be stopped in an emergency ................................................ 358
If your vehicle needs to be towed ...... 361
If your vehicle overheats ....................... 396
Emergency flashers ....................................358
Energy monitor ............................................... 90
Engine ACCESSORY mode............................... 148
Compartment................................................321
Hood ................................................................. 319
How to start the hybrid system............ 145
Identification number .............................. 403
If the hybrid system will not start ....... 386

452Alphabetical index
If your vehicle has to be stopped in an
emergency ............................................... 358
Ignition switch (power switch) ..............145
Overheating.................................................396
Power switch .................................................145
Tachometer ..................................................... 78
Engine coolant.............................................. 323 Capacity .........................................................405
Checking ....................................................... 323
Preparing and checking before winter......................................................................... 254
Engine coolant temperature gauge ....... 78
Engine oil ..........................................................321 Capacity .........................................................404
Checking ......................................................... 321
Preparing and checking before winter......................................................................... 254
Warning light ...............................................366
Engine oil maintenance data .................. 323
EPS (Electric Power Steering) .............. 248 Function .......................................................... 248
Warning light ............................................... 367
EV drive mode............................................... 150
Event data recorder (EDR) ............................7
EV indicator ...................................................... 62
F
Flat tire ............................................................. 379 Tire pressure warning system ...............331
Floor mats ...........................................................22
Fluid Brake................................................................406
Hybrid transmission .................................406
Washer ........................................................... 325
Footwell light ..................................................277
Front passenger occupant classification system ...............................................................37
Front seats ......................................................... 119 Adjustment....................................................... 119
Cleaning.........................................................309
Correct driving posture .............................23
Driving position memory.........................120 Head restraints..............................................123
Memory recall function............................. 122
Power easy access system .................... 120
Seat heaters .................................................. 273
Seat position memory .............................. 120
Seat ventilators ............................................ 273
Front side marker light ................................. 161 Light switch ...................................................... 161
Front side marker lights Replacing light bulbs ................... 352, 353
Front turn signal lights .................................156 Replacing light bulbs ................... 352, 353
Turn signal lever .......................................... 156
Fuel ...................................................................... 172 Capacity ........................................................ 403
Fuel gauge ........................................................ 78
Information ................................................... 409
Refueling........................................................... 172
Type ................................................................. 403
Warning light .............................................. 368
Fuel consumption Average fuel economy .............................. 82
Current fuel consumption ........................ 82
Fuel filler door ................................................. 172 If the fuel filler do or cannot be opened
......................................................................... 388
Refueling........................................................... 172
Fuel gauge ......................................................... 78
Fuses ................................................................. 349
G
Garage door opener ................................. 296
Gauges ............................................................... 78
Glove box .........................................................281
Glove box light ...............................................281
Grocery bag hooks .................................... 283
H
Hands Free Power Trunk Lid .................. 108
Headlights ......................................................... 161 Adaptive Front-lighting System (AFS)