2021 LEXUS IS300 maintenance

3487-2. Steps to take in an emergency
Check the engine oil and change it if neces-
sary. After changing the engine oil, make
sure to reset the message. ( P.298)
■If “Oil Maintenance Required” is dis-
played
Indicates that the engine oil should be
changed.
Check and change the en gine oil, and oil fil-
ter by your Lexus deal er. After changing the
engine oil, make sure to reset the message.
(  P.298)
■If a message that in dicates the need for
visiting your Lexus dealer is displayed
The system or part shown on the
multi-information display is malfunctioning.
Have the vehicle inspected by your Lexus
dealer immediately.
■If a message that in dicates the need for
referring to Owner’s Manual is dis-
played
●If any of the following messages are
shown on the multi-information display,
follow the instructions.
• “Engine Coolant Temp High” ( P.365)
• “High Transmission Fluid Temp” ( P.138)
●If any of the following messages are
shown on the multi-information display, it
may indicate a malfunction. Have the
vehicle inspected by your Lexus dealer
immediately.
• “Access System with Elec. Key Malfunc-
tion”
●If any of the following messages are
shown on the multi-information display, it
may indicate a malfunction. Immediately
stop the vehicle and contact your Lexus
dealer.
• “Braking Power Low”
• “Charging System Malfunction”
• “Oil Pressure Low”
NOTICE
■If “High Power Consumption Power
to Climate Temporarily Limited” is
displayed frequently
There is a possible malfunction relating
to the charging system or the battery
may be deteriorating. Have the vehicle
inspected by your Lexus dealer.

371
8
8
Vehicle specifications
Vehicle specifications
.8-1. SpecificationsMaintenance data (fuel, oil level, etc.) .............................................. 372
Fuel information ......................... 382
Tire information.......................... 384
8-2. Customization Customizable features............ 394
8-3. Initialization Items to initialize ........................ 404

3728-1. Specifications
8-1.Specifications
*1: Unladen vehicles
*2:2WD models
*3:AWD models
*4: Vehicles with 235/45R18 or 235/40R19 rear tires
*5: Vehicles with 265/35R19 rear tires
■Vehicle identification number
The vehicle identification number
(VIN) is the legal identifier for your
vehicle. This is the primary identifica-
tion number for your Lexus. It is used in
registering the ownership of your vehi-
cle.
This number is stamped on the top left
of the instrument panel and in the engine compartment.
Maintenance data (fuel, oil level, etc.)
Dimensions and weight
Overall length185.4 in. (4710 mm)
Overall width72.4 in. (1840 mm)
Overall height*156.5 in. (1435 mm)*2
56.7 in. (1440 mm)*3
Wheelbase110.2 in. (2800 mm)
Tread*1
Front62.2 in. (1580 mm)
Rear63.0 in. (1600 mm)*4
61.8 in. (1570 mm)*5
Vehicle capacity weight
(Occupants + luggage)825 lb. (375 kg)
Seating capacity
Seating capacity5 (Front 2, Rear 3)
Vehicle identification

4048-3. Initialization
8-3.Initialization
*:If equipped
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 items to initialize
ItemWhen to initializeReference
PKSB (Parking Support
Brake)
*• After reconnecting or changing the batteryP.225
Intuitive parking assist*• After reconnecting or changing the batteryP.212
Message indicating
maintenance is
required
• After the maintenance is performedP.286
Oil maintenance• After the maintenance is performedP.298
Tire pressure warning
system
• When rotating the tires
• When the tire inflation pressure is
changed such as when changing trav-
eling speed or load weight
• When changing the tire size
P.308
Lexus parking assist
monitor
*
• Battery has been reinstalled.
• The steering wheel has been moved while the battery was being reinstalled.
• Battery power is low.Refer to the “NAVI-
GATION AND MUL- TIMEDIA SYSTEM OWNER’S MAN- UAL”.
Panoramic view moni-
tor
*
• Battery has been reinstalled.
• The steering wheel has been moved while the battery was being reinstalled.
• Battery power is low.Refer to the “NAVI-
GATION AND MUL- TIMEDIA SYSTEM OWNER’S MAN- UAL”.

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