2020 Lexus ES300h lane assist

3767-2. Steps to take in an emergency
■If “Traction Battery Needs to be Pro-
tected Shift into P to Restart” is dis-
played
This message is displayed when the hybrid
battery (traction battery) charge has
become extremely low because the shift
lever has been left in N for a certain amount
of time.
When operating the vehicle, shift to P and
restart the hybrid system.
■If “Shift to P Before exiting vehicle” is
displayed
Message is displayed when the driver’s
door is opened with out turning the power
switch off with the shift lever in any position
other than P.
Shift the shift lever to P.
■If “Shift is in N Release accelerator
before shifting” is displayed
The accelerator pedal has been depressed
when the shift lever is in N.
Release the accelerator pedal and shift the
shift lever to D or R.
■If “Accelerator pedal is pressed” is dis-
played
The accelerator pedal has been depressed
when the shift lever is in P.
Release the accelerator pedal.
■If “Press brake when vehicle is stopped
Hybrid system may overheat” is dis-
played
The message may be displayed when the
accelerator pedal is depressed to hold the
vehicle while the vehicle is stopped on an
incline, etc. The hybrid system may over-
heat. Release the accelerator pedal and
depress the brake pedal.
■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 hybrid system, operate the hybrid sys-
tem for approximately 5 minutes to
recharge the 12-volt battery.
■If “High Power Cons umption Power to
Climate Temporarily Limited” is dis-
played
Turn off unnecessary electronic equipment
to reduce power consumption.
Please wait until the power supply returns to
normal.
■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
(if equipped)
●Automatic High Beam
■If “Radar Cruise Control Unavailable
See Owner’s Manual” is shown
The dynamic radar cruise control with full-
speed range system is suspended tempo-
rarily or until the pr oblem shown in the mes-
sage is resolved. (causes and coping
methods: P.178)
■If “Radar Cruise Control Unavailable” is
shown
The dynamic radar cruise control with full-
speed range system cannot be used tempo-
rarily. Use the system when it becomes
available again.
■If “Front Camera Unav ailable” or “Front
Camera Unavailable See Owner’s
Manual” is displayed
The following systems may be suspended
until the problem shown in the message is
resolved. ( P.178, 370)
●PCS (Pre-Collision System)
●LTA (Lane Tracing Assist)
●Automatic High Beam
●RSA (Road Sign Assist) (if equipped)
●Dynamic radar cruise control with full-
speed range
■If “Maintenance Required Soon” is dis-
played
Indicates that all maintenance according to

3847-2. Steps to take in an emergency
76 ft•lbf (103 N•m, 10.5 kgf•m)
5Stow the flat tire, tire jack and all
tools.
■The compact spare tire
●The compact spare tire is identified by the
label “TEMPORARY USE ONLY” on
the tire sidewall.
Use the compact spare tire temporarily,
and only in an emergency.
●Make sure to check the tire inflation pres-
sure of the compact spare tire. (P.405)
■After completing the tire change
The tire pressure warning system must be
reset. ( P.333)
■When using the compact spare tire
As the compact spare tire is not equipped
with a tire pressure warning valve and trans-
mitter, low inflation pressure of the spare
tire will not be indicated by the tire pressure
warning system. Also, if you replace the
compact spare tire after the tire pressure
warning light comes on, the light remains
on.
■When the compact spare tire is
attached
The vehicle becomes lower when driving
with the compact spar e tire compared to
when driving with standard tires.
■If you have a flat front tire on a road cov-
ered with snow or ice
Install the compact spare tire on one of the
rear wheels of the vehicle. Perform the fol-
lowing steps and fit tire chains to the front
tires: 1
Replace a rear tire with the compact
spare tire.
2
Replace the flat front tire with the tire
removed from the rear of the vehicle.
3
Fit tire chains to the front tires.
WARNING
■When using the compact spare tire
●Remember that the compact spare tire
provided is specific ally designed for
use with your vehicle. Do not use your
compact spare tire on another vehicle.
●Do not use more than one compact
spare tire simultaneously.
●Replace the compact spare tire with a
standard tire as soon as possible.
●Avoid sudden acceleration, abrupt
steering, sudden braking and shifting
operations that cause sudden engine
braking.
■When the compact spare tire is
attached
The vehicle speed may not be correctly
detected, and the following systems may
not operate correctly:
• ABS & Brake assist
• VSC
• TRAC
• Dynamic radar cruise control with full- speed range
• PCS (Pre-Collision System)
• EPS
• LTA (Lane Tracing Assist)
• Panoramic view monitor (if equipped)
• Lexus parking assist monitor (if equipped)
• Intuitive parking assist (if equipped)
• Navigation system (if equipped)
• BSM (Blind spot monitor) (if equipped)
• Automatic high Beam

4248-2. 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 sensitivityStandardHigh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

448Alphabetical index
Exterior ...........................................................306
Interior .............................................................309
Seat belts........................................................309
Cargo capacity...............................................143
Cargo hooks ................................................. 283
Center Display ............................................. 258
Chains .............................................................. 255
Child-protectors........................................... 104
Child restraint system................................... 42 Fixed with a LATCH system .................. 49
Fixed with a seat belt................................... 46
Front passenger occupant classification system ..............................................................37
Points to remember .....................................42
Riding with children ......................................42
Types of child restraint system installation method ........................................................... 43
Using an anchor bracket ............................ 51
Child safety ....................................................... 42 12-volt battery precautions ....... 327, 393
Airbag precautions...................................... 33
Child restraint system................................. 43
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
Removed electronic key battery precau- tions ............................................................... 347
Seat belt extender precautions ............. 25
Seat belt precautions ...................................42
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.................................. 395
Hybrid system overheating ................. 396
Cornering lights .............................................163 Replacing light bulbs ................................. 351
Cruise control Dynamic radar cruise control with full-
speed range ............................................... 198
Cup holder .......................................................281
Current fuel consumption .......................... 82
Curtain shield airbags .................................. 28
Customizable features ............................... 418
D
Daytime running light system .................... 161
Defogger Outside rear view mirrors.....................266
Rear window ................................................266
Windshield ....................................................266
Dimension ......................................................400
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) ........ 226
RCTA............................................................... 222
Warning message ..................................... 374
Distance until next engine oil change .... 80
Do-it-yourself maintenance ......................313

452Alphabetical index
Vehicle-equipped jack ........................... 379
Jack handle .................................................... 379
Jam protection function Moon roof .......................................................133
Power trunk opener and closer .......... 109
Power windows........................................... 130
K
Keyless entrySmart access system with push-button start ....................................................................112
Wireless remote control........................... 99
Keys...................................................................... 98 Battery-saving function ............................. 113
Electronic key ................................................. 98
If the electronic key does not operate properly...................................................... 388
If you lose your keys................................. 387
Key number plate ......................................... 98
Keyless entry ................................ 101, 107, 112
Mechanical key.............................................. 98
Power switch .................................................145
Replacing the battery............................... 346
Warning buzzer .............................................112
Wireless remote control........................... 99
Knee airbags .................................................... 28
L
Lane Tracing Assist (LTA) .........................187 Operation........................................................187
Warning messages ................................... 195
Language (multi-information display) ... 84
LATCH anchors ............................................. 49
Lever Auxiliary catch lever ...................................319
Hood lock release lever...........................319
Internal trunk release lever .................... 109
Shift lever..........................................................152
Turn signal lever .......................................... 156
Wiper lever.....................................................166
Lexus climate concierge .......................... 263 Lexus Enform Safety Connect.................. 54
Lexus Safety System + 2.0 ........................ 174
Automatic High Beam ............................. 164
Dynamic radar cruise control with full-
speed range ............................................... 198
LTA (Lane Tracing Assist) ..................... 187
PCS (Pre-Collision System) ................. 180
RSA (Road Sign Assist)........................... 196
License plate lights......................................... 161 Light switch ...................................................... 161
Replacing light bulbs ................................. 351
Light bulbs Replacing ........................................................ 351
Wattage ......................................................... 406
Lights Automatic High Beam system ............. 164
Front interior lights .................................... 278
Front personal lights.................................278
Headlight switch............................................ 161
Interior lights list .......................................... 277
Interior lights ................................................. 277
Rear interior lights .....................................278
Rear personal lights .................................. 278
Trunk light ....................................................... 109
Turn signal lever .......................................... 156
Vanity lights ..................................................284
Wattage ......................................................... 406
Welcome light illumination control ....162
Lock steering column ..................................145
Low profile tire.............................................. 329
LTA (Lane Tracing Assist) .........................187 Operation ....................................................... 187
Warning messages.................................... 195
Luggage mat ................................................. 283
M
Maintenance Do-it-yourself maintenance ...................317
General maintenance .............................. 313
Maintenance data ..................................... 400
Maintenance requirements ....................312
Malfunction indicator la mp ..................... 365

Alphabetical index453
Master warning light .................................... 371
Menu icons..........................................................81
MeterClock .................................................................. 78
Hybrid System Indicator ........................... 79
Indicators .......................................................... 75
Instrument panel light control ................80
Meter control switches .............................. 82
Meters ................................................................ 78
Multi-information display ............................81
Settings .............................................................. 84
Warning lights ............................................. 364
Warning message..................................... 374
Mirrors Inside rear view mirror.............................. 126
Outside rear view mirror defoggers266
Outside rear view mirrors ...................... 127
Vanity mirrors.............................................. 284
Moon roof Door lock linked moon roof operation...........................................................................133
Jam protection function............................133
Operation........................................................ 132
Multi-information display ..............................81 Audio system-linked display................... 83
Drive information 1/Drive information 2............................................................................ 82
Driving information display...................... 82
Driving support system information dis- play ................................................................... 83
Dynamic radar cruise control with full- speed range ............................................... 198
Energy monitor.............................................. 90
LTA (Lane-Tracing Assist) ..................... 192
Menu icons ........................................................81
Meter control switches .............................. 82
Navigation system-linked display ........ 83
Pop-up display.................................................81
Settings .............................................................. 84
Suggestion function..................................... 84
Tire pressure ..................................................331
Warning message..................................... 374N
Navigation system-linked display... 83, 86
Noise from under vehicle ...............................6
O
Odometer ......................................................... 80
Odometer and trip meter display “ODO TRIP” switch ................................... 80
Display items .................................................. 80
Pop-up display .............................................. 80
“ODO TRIP” switch ...................................... 80
Oil Engine oil........................................................402
Opener Fuel filler door ................................................ 172
Hood ................................................................. 319
Trunk ................................................................. 107
Outer foot lights Replacing light bulbs ................................. 351
Outside door handle lig hts.......................277
Outside rear view mirrors ......................... 127 Adjustment ...................................................... 127
BSM (Blind Spot Monitor)................... 208
Folding.............................................................. 128
Linked mirror functi on when reversing
............................................................................129
Mirror position memory .......................... 120
Outside rear view mirror defoggers266
RCTA function ............................................ 222
Outside temperature.................................... 78
Overheating .................................................. 395
P
Paddle shift switches ......................... 154, 155
Panic mode ....................................................... 99
Parking assist sensors (intuitive parking assist) ...............................................................216
Parking brake.................................................. 157 Operation ........................................................157
Parking brake engaged warning buzzer

Alphabetical index455
Electronic key battery.............................. 346
Fuses ................................................................348
Light bulbs.......................................................351
Tires .................................................................. 378
Resetting the message indicating mainte- nance is required ........................................312
Road Sign Assist ............................................196
RSA (Road Sign Assist) ..............................196
S
SCB (Secondary Collision Brake) ....... 248
Seat belt reminder ligh t............................. 367
Seat belts............................................................ 24 Adjusting the seat belt................................ 26
Automatic Locking Retractor ................ 26
Child restraint system installation......... 43
Cleaning and maintaining the seat belt.........................................................................309
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 ................... 367
Seat belt extender ........................................ 25
Seat belt pretensioners .............................. 26
SRS warning light ......................................365
Seat heaters ................................................... 273
Seating capacity.............................................143
Seat position memory..................................120
Seats..................................................................... 119 Adjustment precautions ............................ 119
Adjustment....................................................... 119
Child seats/child restraint system installa-tion .....................................................................42
Cleaning.........................................................309
Driving position memory .........................120
Head restraints ............................................. 123
Power easy access system .....................120
Properly sitting in the seat .........................23
Seat heaters .................................................. 273 Seat position memory .............................. 120
Seat ventilators ............................................ 273
Seat ventilators ............................................. 273
Secondary Collision Brake (SCB) ....... 248
Sensor Automatic headlight system .................... 161
Automatic High Beam system ............. 164
Inside rear view mirror .............................. 127
Intuitive parking assist ................................216
LTA (Lane Tracing Assist) ..................... 187
Parking Support Brake function (rear-crossing vehicles).....................................241
Parking Support Brake function (static objects) ........................................................236
Radar sensor ....................................... 174, 210
Rain-sensing windshield wipers .......... 169
RCTA............................................................... 223
Service plug ...................................................... 64
Service reminder message .......................312
S-FLOW mode .............................................. 271
Shift lever Hybrid transmission................................... 152
Shift lever light ...............................................277
Side airbags ...................................................... 28
Side marker lights........................................... 161 Light switch ...................................................... 161
Side mirrors ..................................................... 127 Adjustment ...................................................... 127
BSM (Blind Spot Monitor)................... 208
Folding.............................................................. 128
Linked mirror functi on when reversing
............................................................................129
Mirror position memory .......................... 120
RCTA function ............................................ 222
Side turn signal lights ...................................156 Replacing light bulbs ................................. 351
Turn signal lever .......................................... 156
Side windows ................................................. 130
Smart access system with push-button start.................................................................... 112Antenna location ........................................... 112
Entry functions ..................................... 101, 107

456Alphabetical index
Starting the hybrid system.......................145
Snow tires ....................................................... 254
Spare tire Storage location ......................................... 379
Spark plug ...................................................... 403
Specifications ................................................400
Speedometer ................................................... 78
Sport mode ......................................................213
Steering lock Column lock release..................................145
Steering lock system warning message...........................................................................145
Steering wheel ................................................125 Adjustment......................................................125
Heated steering wheel............................ 273
Meter control switches .............................. 82
Power easy access system .....................120
Steering wheel position memory ........120
Stop lights Replacing light bulbs..................................351
Storage feature ............................................280
Stuck If the vehicle becomes stuck................398
Suggestion function....................................... 84
Sunshade Roof ....................................................................133
Sun visors ........................................................ 284
Switches “ODO TRIP” switch ....................................80
“SOS” button .................................................. 54
Automatic High Beam system..............164
Brake Hold switch ..................................... 159
BSM (Blind spot monitor) switch......208
Door lock switches .................................... 103
Driving Mode Select switch ................... 213
Driving position memory switches .....120
Dynamic radar cruise control with full-speed range switch .................................199
Emergency flashers switch ...................356
EV drive mode switch ............................. 150
Garage door opener switches .......... 296
Heated steering wheel switch............. 273 HUD (Head-up display) switch ............ 87
Ignition switch ............................................... 145
Instrument panel light control switches
............................................................................ 80
Intuitive parking assist switch ................. 217
Light switches ................................................. 161
LTA (Lane-Tracing Assist) switch ......192
Meter control switches .............................. 82
Moon roof switches....................................132
Outside rear view mi rror switches ..... 127
Paddle shift switches .......................154, 155
Parking brake switch..................................157
PCS OFF switch ......................................... 182
PKSB (Parking Support Brake) switch ..........................................................................230
Power door lock switch .......................... 103
Power switch................................................. 145
Power window switches ......................... 130
RCD (Rear Camera Detection) switch .......................................................................... 226
RCTA switch ................................................ 222
Rear sunshades switch............................293
Rear window and outside rear view mir-
ror defoggers switch ............................265
Seat heater switches................................. 273
Seat ventilator switches .......................... 273
Tilt and telescopic steering control switch ........................................................................... 125
Tire pressure warning reset switch...334
Trunk closer switch ....................................108
Trunk opener main switch.......................... 111
Trunk opener switch ................................. 107
Vehicle-to-vehicle distance switch.... 199
VSC OFF switch ....................................... 249
Window lock switch.................................... 131
Windshield wiper and washer switch166
Windshield wiper de-icer switch.......269
T
Tachometer....................................................... 78
Tail lights............................................................. 161 Light switch ...................................................... 161