2021 LEXUS ES350 battery

4308-3. Items to initialize
8-3.Items to initialize
Items to initialize
The following items must be initialized for normal system operation after such
cases as the battery being reconnected, or maintenance being performed on
the vehicle:
List of the items to initialize
ItemWhen to initializeReference
Intuitive parking assist*After reconnecting or changing the
batteryP.216
PKSB (Parking Support Brake)*After reconnecting or changing the
batteryP.231
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.332
Power windowsWhen functioning abnormallyP.124
Lexus parking assist monitor*
•Battery has be en reinstalled.
• The steering wheel has been moved while the battery was
being reinstalled.
• Battery power is low.
Refer to “NAV- IGATION
AND MULTI- MEDIA SYS- TEM
OWNER’S
MANUAL”.
Panoramic view monitor*
•Battery has be en reinstalled.
• The steering wheel has been moved while the battery was
being reinstalled.
• 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.386)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. ( P.386)
 Is the electronic key battery weak or
depleted? ( P.341)
 Is the engine switch in IGNITION
ON mode?
When locking the doors, turn the engine
switch off. ( P.147)
 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.108) 
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.98)
 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.103)
 Did you press the engine switch
while firmly depressing the brake
pedal? ( P.144)
 Is the shift lever in P? ( P.149)
 Is the electronic key anywhere
detectable inside the vehicle?
( P.106)
 Is the steering wheel unlocked?
( P.145)
 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 engine does not start

447What to do if... (Troubleshooting)
In this case, the engine can be started in a
temporary way. ( P.388)
Is the battery discharged?
( P.389)
 Is the engine switch in IGNITION
ON mode?
If you cannot release the shift lever
by depressing the brake pedal with
the engine switch in IGNITION ON
mode ( P.150)
 It is locked automatically to prevent
theft of the vehicle. ( P.145)
 Is the window lock switch pressed?
The power window at the except for the
one at the driver’s seat cannot be operated
if the window lock switch is pressed.
( P.125)
 The auto power off function will be
operated if the vehicle is left in
ACCESSORY or IGNITION ON
mode (the engine is not running) for
a period of time. ( P.147) 
The seat belt reminder light is flash-
ing
Are the driver and the passengers wearing
the seat belts? ( P.364)
 The parking brake indicator is on
Is the parking brake released? ( P.154)
Depending on the situation, other
types of warning buzzer may also
sound. ( P.361, 371)
 Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm sounds.
( P.63)
To stop the alarm, turn the engine
switch to IGNITION ON mode, or
start the engine.
 Is the message displayed on the
multi-information display?
Check the message on the multi-informa-
tion display. ( P.371)
 When a warning light turns on or a
warning message is displayed, refer
to P.361, 371.
The shift lever cannot be shifted
from P even if you depress the
brake pedal
The steering wheel cannot be
turned after the engine is
stopped
The windows do not open or
close by operating the power
window switches
The engine 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

449Alphabetical index
Alphabetical index
A
A/C ................................................................... 263Air conditioning filter ............................... 339
Automatic air conditioning system ... 263
ABS (Anti-lock Brake System).............. 246 Function .......................................................... 246
Warning light ............................................... 363
ACA (Active Cornering Assist) ........... 246
Active Cornering Assist (ACA) ........... 246
Adaptive Front-lighting System (AFS) 160
Adaptive Variable Suspension System247
AFS (Adaptive Front-lighting System) 160
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 ..............................................................37
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 ...................................... 362
Air conditioning filter ................................. 339
Air conditioning system ............................ 263 Air conditioning filter ............................... 339
Automatic air conditioning system ... 263
Alarm ................................................................... 63 Alarm .................................................................. 63
Warning buzzer ...........................................361
Anchor brackets ..................................... 44, 53
Antennas (smart access system with push- button start) ................................................. 106
Anti-lock Brake System (ABS).............. 246 Function .......................................................... 246
Warning light ...............................................363
Approach warning........................................201
Armrest............................................................ 290
Assist grips ..................................................... 290
Audio system-linked display ...................... 82
Automatic headlight leveling system ....159
Automatic High Beam ................................. 161
Automatic light control system............... 158
Automatic transmission ..............................149 Paddle shift switches .........................151, 152
S mode ............................................................. 152
Auxiliary box.................................................. 279
Average fuel economy..................................79
Average vehicle speed .................................79
B
Back-up lights Replacing light bulbs ................................346
Battery Checking ....................................................... 323
If the battery is discharged ................... 389
Preparing and checking before winter........................................................................... 251
Warning light ...............................................362
Blind Spot Monitor (BSM)....................... 205
Boost gauge........................................................81
Brake Brake hold ...................................................... 156
Fluid.................................................................. 404
Parking brake ............................................... 154
Warning light ................................................ 361
Brake assist .................................................... 246
Break-in tips.....................................................135
Brightness control Instrument panel light control......... 72, 76
BSM (Blind Spot Monitor)....................... 205

450Alphabetical index
C
Care ...................................................... 304, 307Aluminum wheels ......................................304
Exterior ...........................................................304
Interior ............................................................. 307
Seat belts........................................................ 307
Cargo capacity................................................ 141
Cargo hooks .................................................280
Center Display ............................................. 256
Chains .............................................................. 252
Child-protectors............................................. 98
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 Airbag precautions...................................... 33
Battery precautions ...................... 324, 392
Child restraint system................................. 44
Heated steering wheel and seat heater precautions................................................ 270
How your child should wear the seat belt ............................................................................ 25
Moon roof precautions ............................ 127
Panoramic moon roof precautions ..... 131
Power window lock switch.....................125
Power window precautions ...................125
Rear door child-protectors ..................... 98
Seat belt extender precautions ............. 25
Seat belt precautions ...................................24
Trunk precautions ........................................ 99
Cleaning.............................................. 304, 307 Aluminum wheels ......................................304
Exterior ...........................................................304
Interior ............................................................. 307 Radar sensor ........
............................... 171, 207
Seat belts ........................................................307
Clock ................................................. 70, 73, 281
Coat hooks..................................................... 292
Compass ......................................................... 299
Condenser ..................................................... 322
Console box .................................................. 278
Console box light ........................................ 278
Cooling system............................................. 322 Engine overheating...................................393
Cornering lights ............................................ 160 Replacing light bulbs ................................346
Cruise control Dynamic radar cruise control with full-
speed range ............................................... 195
Cup holder ..................................................... 278
Current fuel consumption ...........................79
Curtain shield airbags .................................. 28
Customizable features ................................419
D
Daytime running light system .................. 158
Defogger Outside rear view mirrors..................... 264
Rear window ................................................ 264
Windshield .................................................... 264
Dimension ...................................................... 398
Dinghy towing................................................. 142
Display BSM (Blind Spot Monitor)................... 205
Dynamic radar cruise control with full-
speed range ............................................... 195
Head-up display............................................84
Intuitive parking assist ................................213
LTA (Lane Tracing Assist) ..................... 189
Multi-information display ...........................77
Parking Support Brake function (rear pedestrians)............................................... 243
RCD (Rear Camera Detection) ........ 224
RCTA...............................................................220
Warning message .......................................371
Distance until next engine oil

Alphabetical index451
change ....................................................... 71, 76
Do-it-yourself maintenance ..................... 310
Door courtesy lights ....................................274
Door lock Doors.................................................................. 95
Smart access system with push-button start ................................................................. 106
Wireless remote control........................... 93
Doors ................................................................... 95 Automatic door lock ing and unlocking
system ............................................................. 98
Door glasses .................................................. 124
Door lock.......................................................... 95
Open door warning buzzer .......... 96, 98
Outside rear view mirrors ........................121
Rear door child-protectors ..................... 98
Drive distance ...................................................79
Drive info 1/Drive info 2 ...............................79
Driver’s seat position memory .................. 114 Driving position memory...........................114
Memory recall function ............................. 116
Drive-start control ........................................135
Driving................................................................134 Break-in tips ...................................................135
Correct driving posture .............................23
Driving Mode Select switch...................210
Procedures ..................................................... 134
Winter drive tips...........................................251
Driving information display .........................79
Driving Mode Select switch......................210
Driving range ....................................................79
Driving support system information display ............................................................................. 82
Dynamic radar cruise control with full- speed range..................................................195Warning message..................................... 203
Dynamic Torque Control AWD system .......................................................................... 246
E
Eco drive mode ..............................................210
Eco Driving Indicator.................... 80, 81, 87 Eco Driving Indicator Light ........................ 80
EDR (Event data recorder) ............................7
Elapsed time ......................................................79
Electric Power Steering (EPS)
Function .......................................................... 246
Warning light ...............................................363
Electronic key .................................................. 92 Battery-saving function............................ 107
If the electronic key does not operate properly .......................................................387
Replacing the battery .................................341
Electronic roof sunshade Jam protection function ........................... 130
Operation ........................................................129
Emergency, in case of If a warning buzzer sounds.................... 361
If a warning light turns on........................ 361
If a warning message is displayed .......371
If the battery is discharged ................... 389
If the electronic key does not operate properly .......................................................387
If the engine will not start....................... 384
If the fuel filler do or cannot be opened
......................................................................... 386
If the vehicle is trapped in rising water ..........................................................................353
If you have a flat tire ..................................375
If you lose your keys ................................ 386
If you think something is wrong......... 359
If your vehicle becomes stuck ............ 395
If your vehicle has to be stopped in an emergency .................................................352
If your vehicle needs to be towed .... 355
If your vehicle overheats ........................393
Emergency flashers .................................... 352
Engine ................................................................144 ACCESSORY mode................................147
Compartment............................................... 318
Engine switch .................................................144
Fuel pump shut off system.................... 360
Hood ................................................................. 316
How to start the engine ............................144

454Alphabetical index
K
Keyless entrySmart access system with push-button start ................................................................. 106
Wireless remote control........................... 93
Keys...................................................................... 92 Battery-saving function ............................107
Electronic key ................................................. 92
Engine switch................................................. 144
If the electronic key does not operate properly....................................................... 387
If you lose your keys.................................386
Key number plate ......................................... 92
Keyless entry .......................................... 95, 101
Mechanical key.............................................. 92
Replacing the battery.................................341
Warning buzzer .......................................... 106
Wireless remote control........................... 93
Knee airbags .................................................... 28
L
Lane Tracing Assist (LTA) ........................ 184 Operation....................................................... 184
Warning messages .................................... 192
Language (multi-information display) ... 82
LATCH anchors ............................................. 50
Lever Auxiliary catch lever ...................................316
Hood lock release lever...........................316
Internal trunk release lever .................... 103
Shift lever..........................................................149
Turn signal lever ...........................................153
Wiper lever.....................................................164
Lexus climate concierge ............................ 261
Lexus Enform Safety Connect.................. 55
Lexus Safety System + 2.0 ......................... 171 Automatic High Beam ............................... 161
Dynamic radar cruise control with full-speed range ............................................... 195
LTA (Lane Tracing Assist)..................... 184
PCS (Pre-Collision System).................. 177 RSA (Road Sign Assist)........................... 193
License plate lights....................................... 158 Light switch .................................................... 158
Replacing light bulbs ................................346
Light bulbs Replacing .......................................................346
Wattage ..........................................................407
Lights Automatic High Beam system ............... 161
Front interior lights .................................... 275
Front personal lights................................. 275
Headlight switch.......................................... 158
Interior lights list .......................................... 274
Interior lights ................................................. 274
Rear interior lights ..................................... 275
Rear personal lights .................................. 275
Trunk light ....................................................... 103
Turn signal lever .......................................... 153
Vanity lights ................................................... 281
Wattage ..........................................................407
Welcome light illumination control ... 159
Lock steering column ..................................145
Low profile tire.............................................. 326
LTA (Lane Tracing Assist) ........................ 184 Operation ....................................................... 184
Warning messages.....................................192
Luggage mat .................................................280
M
Maintenance Do-it-yourself maintenance ...................314
General maintenance .............................. 310
Maintenance data ..................................... 398
Maintenance requirements ................. 309
Malfunction indicator la mp ..................... 362
Master warning light .................................. 368
Menu icons........................................................ 78
Meter Changing the main meter location.......77
Clock.......................................................... 70, 73
Indicators...........................................................68
Instrument panel light control......... 72, 76

456Alphabetical index
Parking brake engaged warning buzzer.......................................................................... 155
Warning light ............................................... 367
Warning message...................................... 155
Parking lights .................................................. 158 Light switch .................................................... 158
Parking Support Brake function (rear- crossing vehicles) .......................... 227, 239
Parking Support Brake function (rear pedestrians) ..................................... 227, 243Function .......................................................... 243
Parking Support Brake function (static objects) .............................................. 227, 233Function .......................................................... 233
PCS (Pre-Collision System) ..................... 177 Function ............................................................ 177
PCS OFF switch .......................................... 179
Warning light ............................................... 367
Personal lights................................................274
PKSA (Parking Support Alert) ................ 212
PKSB (Parking Support Brake)..............227 Warning message....................................... 231
Power easy access system ......................... 114
Power outlet ....................................................281
Power steering (Elect ric power steering
system).......................................................... 246 Warning light ............................................... 363
Power trunk lid ................................................ 99
Power windows .............................................. 124 Door lock linked window operation..125
Jam protection function............................125
Operation........................................................ 124
Window lock switch ..................................125
Pre-Collision System (PCS) ..................... 177 Function ............................................................ 177
PCS OFF switch .......................................... 179
Warning light ............................................... 367
R
Radar cruise control (dynamic radar cruise control with full-speed range)...............195
Radiator ........................................................... 322 RCD (Rear Camera Detection) ........... 224
Function .......................................................... 224
Warning message ..................................... 225
RCTA (Rear Cross Traffic Alert) ......... 220
RCTA Function ..........................................................220
Warning message ....................................... 221
Rear Cross Traffic Alert (RCTA) ......... 220
Rear door sunshades ................................. 290
Rear seats Head restraints............................................... 117
Rear side marker lights .............................. 158 Light switch .................................................... 158
Rear sunshades ............................................ 290
Rear turn signal lights ..................................153 Replacing light bulbs ................................346
Turn signal lever .......................................... 153
Rear view mirror Inside rear view mirror ............................. 120
Outside rear view mirrors........................ 121
Rear window defogger ............................. 264
Refueling ...........................................................169 Capacity ........................................................ 400
Fuel types ...................................................... 400
If the fuel filler do or cannot be opened
......................................................................... 386
Opening the fuel tank cap ..................... 169
Remote Touch .............................................. 256
Replacing Electronic key battery ................................341
Fuses................................................................. 342
Light bulbs .....................................................346
Tires ..................................................................375
Resetting the message indicating mainte- nance is required ...................................... 309
Rev indicator .................................................... 75
Rev peak............................................................. 75
Road Sign Assist ............................................193
RSA (Road Sign Assist) ..............................193S
SCB (Secondary Collision Brake) ....... 246