lights LEXUS IS300 2021 Manual PDF

3768-1. Specifications
*: The fluid capacity is a reference quantity.If replacement is necessary, contact your Lexus dealer.
Cooling system
Capacity*
IS350
AWD/IS350
/IS300 AWD
9.8 qt. (9.3 L, 8.2 Imp. qt.)
IS300
Engine
9.1 qt. (8.6 L, 7.6 Imp. qt.)
Intercooler
3.0 qt. (2.8 L, 2.5 Imp. qt.)
Coolant type
Use either of the following:
 “Toyota Super Long Life Coolant”
 Similar high-quality ethylene glycol-based non-silicate,
non-amine, non-nitrite, and non-borate coolant with
long-life hybrid orga nic acid technology
Do not use plain water alone.
Ignition system (spark plug)
IS350 AWD/IS350/IS300 AWDIS300
MakeDENSO FK20HBR8NGK DILFR7K9G
Gap0.031 in. (0.8 mm)0.035 in. (0.9 mm)
NOTICE
■Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.
Electrical system (battery)
Open voltage at 68°F (20°C):
12.3 V or higher
(Check the voltage 20 minutes after the engine
and all lights are turned off.)
If the voltage is lower than the standard value,
charge the battery.
Charging rates5 A max.

3818-1. Specifications
8
Vehicle specifications
A: Wedge base bulbs (amber)
B: Wedge base bulbs (clear)
*: Light bulbs not listed in this table are LED bulbs.
Light bulbs*
Light bulbsBulb No.WType
ExteriorFront turn signal lights (bulb type)WY21W21A
Rear turn signal lights21A
Interior
Door courtesy lights1685B
Vanity lights8B
Footwell lights1943.8B
Trunk light5B

3998-2. Customization
8
Vehicle specifications
■Turn signal lever (P.142)
*1: After flashing the turn signal lights when turnin g left or right while this function is off and
the turn signal lever is moved to the first positi on in the direction of the flashing light, the
turn signal lights can be sele cted to be flashing or off.
*2: The turn signal lights keep flashing if the turn signal lever is moved to the first position in
the direction of flashing light.
*3: The turn signal lights will be off if the turn si gnal lever is moved to the first position in the
direction of flashing light.
■Automatic light control system ( P.149)
■Lights ( P.149)
*: U.S.A. only
■PCS (Pre-Collision System) ( P.170)
FunctionDefault settingCustomized setting
The number of times the turn
signal lights flash automati-
cally when the turn signal
lever is moved to the first
position during a lane
change
*1
3
5
——O
7
Off*2
Off*3
FunctionDefault settingCustomized setting
Light sensor sensitivityStandard-2 to 2O—O
Time elapsed before head-
lights automatically turn off
after doors are closed
30 seconds
Off
O—O60 seconds
90 seconds
FunctionDefault settingCustomized setting
Daytime running lights*OnOffO—O
FunctionDefault settingCustomized setting
PCS (Pre-Collision System)OnOff—O—
Adjust alert timingMiddleEarly—O—Late
ABC
ABC
ABC
ABC

4028-2. Customization
■Driving mode select switch (P.236)
*:If equipped
■Automatic air conditioning system ( P.253)
■Seat heaters* ( P.261)
*:If equipped
■Illumination ( P.263)
FunctionDefault settingCustomized setting
Powertrain control in custom-
ized mode
*NormalPowerO——Eco
Chassis control in custom-
ized mode
*NormalSportO——
Air conditioning operation in
customized mode
*NormalEcoO——
FunctionDefault settingCustomized setting
A/C Auto switch operationOnOffO—O
FunctionDefault settingCustomized setting
Seat heater timer controlOffOnO—O
FunctionDefault settingCustomized setting
Time elapsed before the inte-
rior lights turn off15 seconds
Off
O—O7.5 seconds
30 seconds
Operation after the engine
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
Inside door handle lightsOnOff——O
ABC
ABC
ABC
ABC

421Alphabetical Index
Alphabetical Index
A
A/CAir conditioning filter .................................315
Automatic air conditioning system ... 253
Micro dust and pollen filter...................258
ABS (Anti-lock Brake System).............. 238 Warning light ............................................... 339
ACA (Active Cornering Assist) ........... 238
Active Cornering Assist (ACA) ........... 238
Active Sound Control (ASC) .................. 147
Adaptive Variable Suspension system238
AHB (Automatic High Beam) .................. 151
Air conditioning filter ...................................315
Air conditioning system Air conditioning filter .................................315
Automatic air conditioning system ... 253
Micro dust and pollen filter...................258
Airbags Airbag operating conditions................... 30
Airbag precautions for your child ........ 33
Correct driving posture .............................23
Curtain shield airbag operating condi- tions .................................................................. 30
Curtain shield airbag precautions ....... 33
Front passenger occupant classification system ............................................................. 36
General airbag precautions ................... 33
Locations of airbags.................................... 28
Modification and disposal of airbags . 35
Side airbag operating conditions ......... 30
Side airbag precautions ............................ 33
Side and curtain shield airbags operating conditions...................................................... 30
Side and curtain shield airbags precau- tions .................................................................. 33
SRS airbags ..................................................... 28
SRS warning light ......................................338
Alarm ................................................................... 62 Warning buzzer ......................................... 337
Anchor brackets .......................................42, 51 Antennas (smart acc
ess system with
push-button start)........................................ 99
Anti-lock Brake System (ABS).............. 238 Warning light ...............................................339
Approach warning........................................ 197
Armrest............................................................ 270
ASC (Active Sound Control) .................. 147
Assist grips ..................................................... 270
Audio system-linked display ........................81
Automatic air conditioning system ...... 253
Automatic headlight leveling system ... 150
Automatic High Beam ................................. 151
Automatic light control system................149
Automatic transmission ............................. 138 M mode ............................................................. 141
Paddle shift switches .........................140, 141
Snow mode.................................................... 140
Average fuel economy..................................79
Average vehicle speed .................................79
B
Back-up lights Replacing light bulbs ................................ 322
Battery If the battery is discharged ..................... 361
Preparing and checking before winter.......................................................................... 243
Warning light .............................................. 338
Blind Spot Monitor (BSM)....................... 202
Boost gauge...................................................... 80
Brake Brake hold ...................................................... 146
Fluid......................................................300, 378
Parking brake ................................................143
Warning light ............................................... 337
Brake assist .................................................... 238
Break-in tips.....................................................125
Brightness control Instrument panel light control................. 75
BSM (Blind Spot Monitor)....................... 202

423Alphabetical Index
Distance until next engine oil change .....75
Do-it-yourself maintenance .................... 287
Door courtesy lights ................................... 263Wattage........................................................... 381
Door lock Doors.................................................................. 92
Smart access system with push-button start ................................................................... 99
Wireless remote control........................... 90
Doors Automatic door lock ing and unlocking
system ............................................................. 95
Door glasses ................................................... 118
Door lock.......................................................... 92
Open door warning buzzer .......... 93, 94
Outside rear view mirrors ....................... 116
Rear door child-protectors ..................... 94
Drive distance ...................................................79
Drive info 1/Drive info 2/Drive info 3.....79
Driver’s seat position memory Driving position memory........................ 108
Memory recall function ........................... 109
Power easy access system .................... 108
Drive-Start Control (DSC) Sudden start restraint control................ 129
Driving Break-in tips ...................................................125
Correct driving posture .............................23
Driving mode select switch .................. 236
Procedures ..................................................... 124
Winter drive tips......................................... 243
Driving information display ........................ 78
Driving position memory........................... 108 Memory recall function ........................... 109
Power easy access system .................... 108
Driving range ....................................................79
Driving support system information display ...............................................................................81
DSC (Drive-Start Control) Sudden start restraint control................ 129 Dynamic radar cruise control with
full-speed range ..........................................192Warning message .................................... 200
E
Eco Driving Indicator.................................... 80
Eco Driving Indicator Light ........................ 80
EDR (Event data recorder) ............................7
Elapsed time ......................................................79
Electric Power Steering (EPS) .............. 238 Warning light .............................................. 340
Electronic key .................................................. 88 Battery-saving function............................100
If the electronic key does not operate properly ...................................................... 359
Replacing the battery ................................ 316
Emergency flashers .................................... 328
Emergency, in case of If a warning buzzer sounds................... 337
If a warning light turns on....................... 337
If a warning message is displayed .....346
If the battery is discharged ..................... 361
If the electronic key does not operate properly ...................................................... 359
If the engine will not start........................357
If the fuel filler do or cannot be opened
......................................................................... 359
If the vehicle is trapped in rising water ..........................................................................329
If you have a flat tire ..................................349
If you lose your keys ................................ 358
If you think something is wrong..........335
If your vehicle becomes stuck ............ 368
If your vehicle has to be stopped in an emergency .................................................328
If your vehicle needs to be towed ...... 331
If your vehicle overheats ....................... 365
Engine ACCESSORY mode............................... 136
Compartment..............................................295
Engine switch .................................................134
Fuel pump shut off system.....................336

424Alphabetical Index
Hood................................................................ 293
How to start the engine............................134
Identification number ............................... 373
If the engine will not start ....................... 357
If your vehicle has to be stopped in an
emergency ................................................ 328
Ignition switch (engine switch) ............. 134
Overheating.................................................365
Tachometer ............................................... 71, 72
Engine coolant Capacity ......................................................... 376
Checking .......................................................298
Preparing and checking before winter......................................................................... 243
Engine coolant temperature gauge . 71, 72
Engine immobilizer system ........................ 60
Engine oil Capacity ......................................................... 374
Checking ....................................................... 296
Preparing and checking before winter......................................................................... 243
Warning light ...............................................338
Engine oil maintenance data .................. 298
Engine oil pressure gauge .......................... 80
Engine oil temperature gauge .................. 80
Engine switch ..................................................134 Auto power off function ...........................136
Changing the engine switch modes..136
If your vehicle has to be stopped in an
emergency ................................................ 328
Enhanced Vehicle Stability Control (Enhanced VSC) ...................................... 238
Enhanced VSC (Enhanced Vehicle Stabil- ity Control) .................................................. 238
EPS (Electric Power Steering) .............. 238 Warning light ...............................................340
Event data recorder (EDR) ............................7
F
First-aid kit storage belt ............................ 268
Flat tire Tire pressure warning system ............ 305 Vehicles with a spare tire.......................349
Floor mats ...........................................................22
Fluid Automatic transmission .......................... 377
Brake ................................................................378
Washer ...........................................................302
Footwell lights ............................................... 263 Wattage ........................................................... 381
Front passenger occupant classification system .............................................................. 36
Front seats Adjustment ..................................................... 106
Cleaning .........................................................283
Correct driving posture ............................ 23
Driving position memory ........................ 108
Head restraints................................................. 111
Memory recall function............................ 109
Power easy access system .................... 108
Seat heaters ....................................................261
Seat position memory ..............................108
Seat ventilators ..............................................261
Front side marker light Light switch .................................................... 149
Replacing light bulbs ................................ 322
Front turn signal lights Replacing light bulbs .................... 322, 323
Turn signal lever ...........................................142
Wattage ........................................................... 381
Fuel Capacity ......................................................... 374
Fuel gauge ..................................................71, 72
Fuel pump shut off system.....................336
Information ....................................................382
Refueling............................................................ 161
Type .................................................................. 374
Warning light .............................................. 340
Fuel consumption Average fuel economy .............................. 79
Current fuel consumption ........................ 79
Fuel filler door If the fuel filler do or cannot be opened
......................................................................... 359

425Alphabetical Index
Refueling ........................................................... 161
Fuel gauge ................................................... 71, 72
Fuel pump shut off system........................ 336
Fuses .................................................................. 318
G
Garage door opener ................................. 273
Gauges ................................................................. 71
Gear Position.....................................................81
G-force............................................................... 80
Glove box ....................................................... 266
Glove box light ..............................................267
H
Head restraints ..................................................111
Headlight aim ................................................ 320
Headlights Automatic High Beam system............... 151
Light switch .....................................................149
Replacing light bulbs................................ 322
Heated steering wheel ................................ 261
Heaters Automatic air conditioning system ... 253
Heated steering wheel.............................. 261
Outside rear view mirrors .................... 255
Seat heaters .................................................... 261
High mounted stoplight Replacing light bulbs................................ 322
Hill-start assist control ............................... 238
Hood Open ............................................................... 293
Hooks Coat hooks ................................................... 270
Retaining hooks (floor mat)......................22
Horn ..................................................................... 114
I
I/M test ............................................................ 290
Identification Engine ............................................................. 373 Vehicle ............................................................ 372
Ignition switch (engine switch).................134 Auto power off function........................... 136
Changing the engine switch modes . 136
If your vehicle has to be stopped in an emergency .................................................328
Indicators ........................................................... 68
Initialization Items to initialize ........................................ 404
Maintenance.................................... 286, 298
Power windows ............................................. 118
Tire pressure warning system ............ 308
Inside door handle ligh ts........................... 263
Inside rear view mirror ................................. 114
Instrument panel light control ................... 75
Intercooler......................................................300
Intercooler coolant Capacity ......................................................... 376
Checking ...................................................... 298
Interior lights.................................................. 263 Front interior light ......................................263
Rear interior light........................................263
Intuitive parking assist......................208, 210 Function ........................................................... 210
Warning message ....................................... 212
J
JackPositioning a floor jack ............................293
Vehicle-equipped jack .......................... 350
Jack handle ....................................................350
Jam protection function Moon roof ........................................................ 121
Power windows ............................................. 118
K
Keyless entrySmart access system with push-button start ...................................................................99
Wireless remote control ...........................90

426Alphabetical Index
KeysBattery-saving function ........................... 100
Electronic key .................................................88
Engine switch................................................. 134
If the electronic key does not operate properly.......................................................359
If you lose your keys................................ 358
Key number plate .........................................88
Keyless entry .......................................... 92, 99
Mechanical key..............................................88
Replacing the battery.................................316
Warning buzzer ............................................ 99
Wireless remote control........................... 90
Knee airbags .................................................... 28
L
Lane Tracing Assist (LTA) Operation....................................................... 180
Warning messages ................................... 189
Language (multi-information display) ... 82
LATCH anchors ............................................. 49
Lever Auxiliary catch lever ................................. 293
Hood lock release lever......................... 293
Internal trunk release lever ...................... 98
Shift lever......................................................... 138
Turn signal lever ........................................... 142
Wiper lever.....................................................154
Lexus Enform Safety Connect.................. 54
Lexus Safety System + 2.5 AHB (Automatic High Beam)............... 151
Dynamic radar cruise control with full-speed range ........................................ 192
LTA (Lane Tracing Assist)..................... 180
PCS (Pre-Collision System)..................170
RSA (Road Sign Assist) .......................... 189
License plate lights Light switch .....................................................149
Replacing light bulbs................................ 322
Light bulbs Replacing ......................................................... 321 Lights
Automatic High Beam system ............... 151
Front interior lights ....................................263
Front personal lights................................. 264
Headlight switch.......................................... 149
Interior lights .................................................263
Interior lights list ..........................................263
Rear interior lights .....................................263
Rear personal lights .................................. 264
Replacing light bulbs ................................ 322
Trunk lid light................................................... 97
Trunk light ......................................................... 97
Turn signal lever ...........................................142
Vanity lights .................................................... 271
Wattage ........................................................... 381
Lock steering column ..................................134
LTA (Lane Tracing Assist) Operation .......................................................180
Warning messages.................................... 189
Luggage mats ............................................... 268
M
Maintenance Do-it-yourself maintenance ...................291
General maintenance ............................. 287
Maintenance data ...................................... 372
Maintenance requirements ................. 286
Malfunction indicator lamp ..................... 338
Menu icons......................................................... 77
Meter Changing the main meter location...... 74
Clock.............................................................71, 72
Indicators...........................................................68
Instrument panel light control................. 75
Meter control switches ...............................77
Meters................................................................... 71
Multi-information display .......................... 76
Settings............................................................... 82
Warning lights ............................................. 337
Warning message .....................................346
Micro dust and pollen filter ..................... 258

427Alphabetical Index
MirrorsInside rear view mirror................................114
Outside rear view mirror defoggers255
Outside rear view mirrors ....................... 116
Vanity mirrors................................................ 271
Moon roof Door lock linked moon roof operation.............................................................................121
Jam protection function..............................121
Operation........................................................120
Multi-information display .............................76 Audio system-linked display.....................81
Boost gauge....................................................80
Drive information 1/Drive information 2/Drive information 3............................. 79
Driving information display...................... 78
Driving support system information dis- play .....................................................................81
Dynamic radar cruise control with full-speed range ........................................ 192
Eco Driving Indicator .................................80
Engine oil pressure gauge .......................80
Engine oil temperature gauge ...............80
Gear Position ...................................................81
G-force..............................................................80
LTA (Lane Tracing Assist)..................... 185
Menu icons ....................................................... 77
Meter control switches ............................... 77
Navigation system-linked display ..........81
Pop-up display............................................... 76
Settings .............................................................. 82
Speedometer..................................................80
Tire pressure ............................................... 305
Warning message..................................... 346
N
Navigation system-linked display..............81
Noise from under vehicle .............................. 5
O
“ODO TRIP” switch .......................................75 Odometer ......................................................... 75
Odometer and trip meter display
Display items ................................................... 75
“ODO TRIP” switch .................................... 75
Pop-up display ............................................... 75
Oil Engine oil........................................................ 374
Front differential oil............. ....................... 377
Rear differential oil......... ..................... ....... 377
Opener Fuel filler door ................................................. 161
Hood ................................................................293
Trunk ................................................................... 97
Outer foot lights Location ..........................................................263
Outside rear view mirrors Adjustment ....................................................... 116
BSM (Blind Sport Monitor)..................202
Folding................................................................ 117
Linked mirror functi on when reversing
............................................................................. 116
Mirror position memory ..........................108
Outside rear view mirror defoggers255
RCTA function ..............................................216
Outside temperature.............................. 71, 72
Overheating .................................................. 365
P
Paddle shift switches ........................... 140, 141
Panic mode ....................................................... 90
Parking assist sensors (intuitive parking assist) ...............................................................210
Parking brake Operation ........................................................143
Parking brake engaged warning buzzer........................................................................... 145
Warning light ...............................................343
Warning message ...................................... 145
Parking lights Light switch .................................................... 149
Replacing light bulbs ................................ 322