2019 Lexus ES300h lane assist

3707-2. 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 Uninitialized 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 displayed
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.167)
■If “Radar Cruise Control Unavailable” is
displayed
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 Unavailable” is dis-
played
The following systems may be suspended
until the problem shown in the message is
resolved. ( P.167, 364)
●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
the driven distance on the maintenance

3787-2. Steps to take in an emergency
WARNING
●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
■Speed limit when using the compact
spare tire
Do not drive at speeds in excess of 50
mph (80 km/h) when a compact spare
tire is installed on the vehicle.
The compact spare tire is not designed
for driving at high speeds. Failure to
observe this precaution may lead to an
accident causing deat h or serious injury.
■After using the tools and jack
Before driving, make sure all the tools
and jack are securely in place in their
storage location to reduce the possibility
of personal injury during a collision or
sudden braking.
NOTICE
■Be careful when driving over bumps
with the compact spare tire installed
on the vehicle
The vehicle becomes lower when driving
with the compact spar e tire compared to
when driving with standard tires. Be
careful when driving over uneven road
surfaces.
■Driving with tire chains and the com-
pact spare tire
Do not fit tire chains to the compact
spare tire.
Tire chains may damage the vehicle body
and adversely affect driving perfor-
mance.
■When replacing the tires
When removing or fitting the wheels,
tires or the tire pr essure warning valve
and transmitter, contact your Lexus
dealer as the tire pressure warning valve
and transmitter may be damaged if not
handled correctly.

4188-2. Customization
■PCS (Pre-Collision System) (P.169)
■LTA (Lane Tracing Assist) ( P.176)
■RSA (Road Sign Assist)* ( P.185)
*:If equipped
FunctionDefault settingCustomized set-
ting
PCS (Pre-Collision System)OnOffO
Adjust alert timingMiddleFarONear
FunctionDefault settingCustomized set-ting
Lane centering functionOffOnO
Steering assist functionOnOffO
Alert typeSteering wheel vibrationBuzzerO
Alert sensitivityStandardHigh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
Excess speed notification level1 mph (2 km/h)3 mph (5 km/h)O5 mph (10 km/h)
Other notifications method
(No-entry notification)Display onlyNo notificationODisplay and buzzer
ABC
ABC
ABC

442Alphabetical index
Exterior .......................................................... 300
Interior .............................................................303
Seat belts........................................................303
Cargo capacity...............................................133
Cargo hooks ................................................... 271
Center Display ............................................. 246
Chains .............................................................. 243
Child-protectors............................................. 94
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 ....... 324, 387
Airbag precautions...................................... 33
Child restraint system................................. 43
Heated steering wheel and seat heater precautions.................................................. 261
How your child should wear the seat belt ............................................................................ 25
Moon roof precautions ............................ 123
Power window lock switch.......................121
Power window precautions .....................121
Rear door child-protectors ..................... 94
Removed electronic key battery precau- tions ...............................................................340
Seat belt extender precautions ............. 25
Seat belt precautions ...................................42
Trunk precautions ........................................ 95
Cleaning.............................................. 300, 303 Aluminum wheels ..................................... 300
Exterior .......................................................... 300
Interior .............................................................303
Radar sensor.......................................163, 198
Seat belts........................................................303
Clock ........................................................ 70, 272 Coat hooks..................................................... 283
Compass ......................................................... 289
Condenser .......................................................321
Console box .................................................. 269
Console box light ........................................ 269
Cooling system............................................. 320
Engine overheating.................................. 388
Hybrid system overheating ................. 389
Cornering lights .............................................152 Replacing light bulbs ................................344
Cruise control Dynamic radar cruise control with full-
speed range ............................................... 187
Cup holder ..................................................... 269
Current fuel consumption ...........................74
Curtain shield airbags .................................. 28
Customizable features ................................ 412
D
Daytime running light system .................. 150
Defogger Outside rear view mirrors.....................254
Rear window ................................................254
Windshield ....................................................254
Dimension ...................................................... 394
Dinghy towing.................................................134
Display BSM (Blind Sport Monitor)....................197
Dynamic radar cruise control with full-
speed range ............................................... 187
Energy monitor ............................................... 81
Head-up display.............................................77
Intuitive parking assist ............................. 205
LTA (Lane-Tracing Assist) ...................... 181
Multi-information display .......................... 73
Parking Support Brake function (rear pedestrians)............................................... 233
RCD (Rear Camera Detection) ......... 215
RCTA.................................................................. 211
Warning message .................................... 368
Distance until next engine oil change .....72
Do-it-yourself maintenance ..................... 310

446Alphabetical index
Vehicle-equipped jack ........................... 373
Jack handle .................................................... 373
Jam protection function Moon roof ....................................................... 123
Power trunk opener and closer ............ 99
Power windows............................................120
K
Keyless entrySmart access system with push-button start ..................................................................102
Wireless remote control........................... 89
Keys...................................................................... 88 Battery-saving function ........................... 103
Electronic key .................................................88
If the electronic key does not operate properly........................................................ 381
If you lose your keys................................ 380
Key number plate .........................................88
Keyless entry ..................................91, 97, 102
Mechanical key..............................................88
Power switch .................................................135
Replacing the battery............................... 339
Warning buzzer ...........................................102
Wireless remote control........................... 89
Knee airbags .................................................... 28
L
Lane Tracing Assist (LTA) ......................... 176 Operation........................................................ 176
Warning messages ................................... 184
Language (multi-information display) ....75
LATCH anchors ............................................. 49
Lever Auxiliary catch lever ...................................316
Hood lock release lever...........................316
Internal trunk release lever ...................... 99
Shift lever............................................................141
Turn signal lever ...........................................145
Wiper lever.................................................... 155
Lexus climate concierge ............................251 Lexus Enform Safety Connect............... 292
Lexus Safety System+2.0 ..........................163
Automatic High Beam ............................. 153
Dynamic radar cruise control with full-
speed range ............................................... 187
LTA (Lane Tracing Assist) ......................176
PCS (Pre-Collision System) ................. 169
RSA (Road Sign Assist)........................... 185
License plate lights....................................... 150 Light switch .................................................... 150
Replacing light bulbs ................................344
Light bulbs Replacing ....................................................... 344
Wattage ......................................................... 400
Lights Automatic High Beam system ............. 153
Front interior lights ....................................266
Front personal lights.................................266
Headlight switch.......................................... 150
Interior lights list ..........................................265
Interior lights .................................................265
Rear interior lights .....................................266
Rear personal lights ..................................266
Trunk light .........................................................99
Turn signal lever .......................................... 145
Vanity lights .................................................. 272
Wattage ......................................................... 400
Welcome light illumination control ..... 151
Lock steering column ..................................135
Low profile tire.............................................. 326
LTA (Lane Tracing Assist) ......................... 176 Operation ........................................................176
Warning messages.................................... 184
Luggage mat ................................................... 271
M
Maintenance Do-it-yourself maintenance ...................314
General maintenance .............................. 310
Maintenance data ......................................394
Maintenance requirements ................. 309
Malfunction indicator la mp ..................... 359

447What to do if... (Troubleshooting)Alphabetical index447
Master warning light .................................. 365
Menu icons.........................................................73
MeterClock .................................................................. 70
Hybrid System Indicator ............................. 71
Indicators .......................................................... 67
Instrument panel light control .................72
Meter control switches ...............................74
Meters ................................................................ 70
Multi-information display ...........................73
Settings .............................................................. 75
Warning lights ............................................ 358
Warning message.....................................368
Mirrors Inside rear view mirror............................... 116
Outside rear view mirror defoggers254
Outside rear view mirrors ........................117
Vanity mirrors...............................................272
Moon roof Door lock linked moon roof operation........................................................................... 123
Jam protection function............................ 123
Operation........................................................ 122
Multi-information display .............................73 Audio system-linked display................... 75
Drive information 1/Drive information 2.............................................................................74
Driving information display.......................74
Driving support system information dis- play ................................................................... 75
Dynamic radar cruise control with full- speed range ................................................187
Energy monitor................................................81
LTA (Lane-Tracing Assist) ...................... 181
Menu icons .......................................................73
Meter control switches ...............................74
Navigation system-linked display ........ 75
Pop-up display................................................73
Settings .............................................................. 75
Suggestion function..................................... 76
Tire pressure ................................................ 328
Warning message.....................................368N
Navigation system-linked display.....75, 77
Noise from under vehicle ...............................6
O
Odometer ..........................................................72
Odometer and trip meter display “ODO TRIP” switch .................................... 72
Display items ................................................... 72
Pop-up display ............................................... 72
“ODO TRIP”switch ........................................72
Oil Engine oil....................................................... 396
Opener Fuel filler door ................................................. 161
Hood ................................................................. 316
Trunk ................................................................... 97
Outer foot lights Replacing light bulbs ................................344
Outside door handle lig hts...................... 265
Outside rear view mirrors .......................... 117 Adjustment ....................................................... 117
BSM (Blind Sport Monitor)....................197
Folding................................................................ 118
Linked mirror functi on when reversing
............................................................................. 118
Mirror position memory ............................ 110
Outside rear view mirror defoggers254
RCTA function ............................................... 211
Outside temperature.................................... 70
Overheating ..................................................388
P
Paddle shift switches ..........................143, 144
Panic mode ....................................................... 89
Parking assist sensors (intuitive parking assist) ............................................................. 205
Parking brake..................................................146 Operation ....................................................... 146
Parking brake engaged warning buzzer............................................................................147

449What to do if... (Troubleshooting)Alphabetical index449
Fuses ..................................................................341
Light bulbs..................................................... 344
Tires .................................................................. 372
Resetting the message indicating mainte- nance is required ...................................... 309
Road Sign Assist ........................................... 185
RSA (Road Sign Assist) ............................. 185
S
SCB (Secondary Collision Brake) ....... 236
Seat belt reminder ligh t...............................361
Seat belts............................................................ 24 Adjusting the seat belt................................ 26
Automatic Locking Retractor ................ 26
Child restraint system installation ......... 43
Cleaning and maintaining the seat belt.........................................................................303
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 .....................361
Seat belt extender ........................................ 25
Seat belt pretensioners .............................. 26
SRS warning light ......................................359
Seat heaters ..................................................... 261
Seating capacity.............................................133
Seat position memory................................... 110
Seats................................................................... 109 Adjustment precautions .......................... 109
Adjustment..................................................... 109
Child seats/child restraint system installa-tion .....................................................................42
Cleaning.........................................................303
Driving position memory.......................... 110
Head restraints .............................................. 113
Power easy access system ...................... 110
Properly sitting in the seat .........................23
Seat heaters .................................................... 261
Seat position memory ................................ 110 Seat ventilators ..............................................261
Seat ventilators ...............................................261
Secondary Collision Brake (SCB) ....... 236
Sensor Automatic headlight system .................. 150
Automatic High Beam system ............. 153
Inside rear view mirror ............................... 117
Intuitive parking assist ............................. 205
LTA (Lane Tracing Assist) ......................176
Parking Support Brake function (rear-crossing vehicles)................................... 229
Parking Support Brake function (static objects) ........................................................ 225
Radar sensor ...................................... 163, 198
Rain-sensing windshield wipers .......... 158
RCTA................................................................. 212
Service plug ...................................................... 56
Service reminder message ..................... 309
S-FLOW mode ............................................ 258
Shift lever Hybrid transmission..................................... 141
Shift lever light .............................................. 265
Side airbags ...................................................... 28
Side marker lights......................................... 150 Light switch .................................................... 150
Side mirrors ...................................................... 117 Adjustment ....................................................... 117
BSM (Blind Sport Monitor)....................197
Folding................................................................ 118
Linked mirror functi on when reversing
............................................................................. 118
Mirror position memory ............................ 110
RCTA function ............................................... 211
Side turn signal lights ...................................145 Replacing light bulbs ................................344
Turn signal lever .......................................... 145
Side windows ..................................................120
Smart access system with push-button start...................................................................102Antenna location ......................................... 102
Entry functions ......................................... 91, 97
Starting the hybrid system ...................... 135

450Alphabetical index
Snow tires ....................................................... 242
Spare tireStorage location ......................................... 373
Spark plug ...................................................... 397
Specifications ................................................ 394
Speedometer ................................................... 70
Sport mode .................................................... 202
Steering lock Column lock release..................................135
Steering lock system warning message...........................................................................135
Steering wheel ................................................. 115 Adjustment....................................................... 115
Heated steering wheel.............................. 261
Meter control switches ...............................74
Power easy access system ...................... 110
Steering wheel position memory ......... 110
Stop lights Replacing light bulbs................................ 344
Storage feature ............................................ 268
Stuck If the vehicle becomes stuck..................391
Suggestion function........................................76
Sunshade Roof .................................................................... 123
Sun visors .........................................................272
Switches “ODO TRIP”switch ......................................72
“SOS” button ............................................... 292
Automatic High Beam system..............153
Brake Hold switch ..................................... 148
BSM (Blind spot monitor) switch........ 197
Door lock switches ...................................... 93
Driving Mode Select switch................. 202
Driving position memory switches ...... 110
Dynamic radar cruise control with full-speed range switch ................................ 188
Emergency flashers switch .................. 350
EV drive mode switch ..............................139
Garage door opener switches .......... 284
Heated steering wheel switch...............261
HUD (Head-up display) switch............ 78 Ignition switch ............................................... 135
Instrument panel light control switches
............................................................................. 72
Intuitive parking assist switch .............. 206
Light switches ............................................... 150
LTA (Lane-Tracing Assist) switch ....... 181
Meter control switches .............................. 74
Moon roof switches.................................... 122
Outside rear view mirror switches ...... 117
Paddle shift switches ....................... 143, 144
Parking brake switch................................. 146
PCS OFF switch ........................................... 171
PKSB (Parking Support Brake) switch ............................................................................219
Power door lock switch ............................ 93
Power switch................................................. 135
Power window switches ......................... 120
RCD (Rear Camera Detection) switch ........................................................................... 215
RCTA switch ................................................... 211
Rear sunshades switch............................. 281
Rear window and outside rear view mir- ror defoggers switch ............................253
Seat heater switches...................................261
Seat ventilator switches ............................261
Tilt and telescopic steering control switch ............................................................................. 115
Tire pressure warning reset switch.... 331
Trunk closer switch ......................................98
Trunk opener main switch........................ 101
Trunk opener switch ................................... 97
Vehicle-to-vehicle distance switch.... 188
VSC OFF switch ....................................... 237
Window lock switch.................................... 121
Windshield wiper and washer switch155
Windshield wiper de-icer switch....... 257
T
Tachometer....................................................... 70
Tail lights........................................................... 150 Light switch .................................................... 150
Replacing light bulbs ................................344