key Lexus IS300 2020 / LEXUS 2020 IS300,IS350 (OM53F29U) Repair Manual

637What to do if... (Troubleshooting)
IS350 AWD/IS350/IS300 AWD/IS300_U
●The function to prevent the electronic 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. 132)
●Did you press the engine switch while firmly depressing the brake pedal?
( P. 186)
●Is the shift lever in P? ( P. 188)
●Is the electronic key anywhere detectable inside the vehicle? ( P. 135)
●Is the steering wheel unlocked? ( P. 188)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. (P. 573)
●Is the battery discharged? ( P. 575)
●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. 196)
●It is locked automatically to prevent theft of the vehicle. ( P. 188)
The trunk lid is closed with the electronic key left inside
If you think something is wrong
The engine does not start
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

639What to do if... (Troubleshooting)
IS350 AWD/IS350/IS300 AWD/IS300_U
●Is the electronic key left inside the vehicle or the moon roof opened?
Check the message on the multi-information display. (P. 532)
●When a warning light turns on or a warning message is displayed, refer to
P. 525, 532.
●Stop the vehicle in a safe place and replace the flat tire with the spare tire.
( P. 559)
●Try the procedure for when the vehicle becomes stuck in mud, dirt, or snow.
( P. 583)
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck

643Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U
Child safety ................................................ 52Airbag precautions ..............................38
Battery precautions ............. 483, 578
Child restraint system ......................... 53
How your child should wear the seat belt .......................................... 32
Installing child restraints..................... 57
Moon roof precautions.................... 169
Power window lock switch ............ 162
Power window precautions .......... 165
Rear door child-p rotectors ............ 127
Removed electronic key battery precautions.............. 503
Seat belt extender precautions ........................................... 35
Seat belt precautions ..........................56
Seat heater precautions..................426
Trunk precautions............................... 133
Child-protectors..................................... 127 Cleaning .......................................454, 458
Aluminum wheels ..............................455
Exterior ................................................... 454
Interior .....................................................458
Seat belts................................................ 459
Clock..........................................................437
Coat hooks ............................................... 441
Compass ..................................................449
Condenser.............................................. 480
Console box ............................................432
Cooling system ......................................478 Engine overheating .......................... 579
Cruise control Dynamic radar cruise control ..... 248
Cup holders............................................ 433
Current fuel consumption .................................. 112, 113
Curtain shield airbags ............................36
Customizable features ........................ 613

645Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U
E-mail.........................................................380
Eco drive mode ..................................... 297
Eco Driving Indicator........................... 109
EDR (Event data recorder) ...................10
Elapsed time .............................................. 112
Electric Power Steering (EPS) ....... 302Warning light .......................................526
Electronic key ........................................... 118 Battery-saving function .....................137
If the electronic key does not operate properly............................. 572
Replacing the battery ...................... 502
Emergency, in case of If a warning message is displayed ........................................532
If the electronic key does not operate properly ........ 572
If the engine will not start............... 570
If the vehicle battery is discharged .........................................575
If the vehicle is trapped in rising water ......................................... 516
If the warning buzzer sounds................................................. 525
If the warning light turns on.......... 525
If you have a flat tire ......................... 559
If you think something is wrong...............................................523
If your vehicle becomes stuck ..................................................... 583
If your vehicle has to be stopped in an emergency ........... 515
If your vehicle needs to be towed ........................................ 517
If your vehicle overheats ................579 Emergency flashers .............................. 514
Engine ....................................................... 589
ACCESSORY mode .......................187
Compartment ..................................... 473
Engine switch ....................................... 186
Hood........................................................ 470
How to start the engine................... 186
Identification number...................... 588
If the engine will not start ............... 570
Ignition switch (engine switch) .... 186
Overheating......................................... 579
Engine coolant .......................................478 Capacity................................................. 592
Checking ............................................... 478
Preparing and checking before winter ....................................306
Engine coolant temperature gauge ........................................................ 89
Engine immobilizer system .................. 76
Engine oil ..................................................475 Capacity................................................ 590
Checking ............................................... 475
Preparing and checking before winter ....................................306
Engine oil maintenance data ............ 477
Engine switch ...........................................186
Enhanced VSC .......................................301
EPS (Electronic Power Steering) ........ 302 Warning light ....................................... 526
Event data recorder (EDR)................... 10
E

648Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U
JackPositioning a floor jack ......................471
Vehicle-equipped jack .................. 560
Jack handle ............................................. 560
Jam protection function Moon roof ...............................................167
Power windows ................................... 163
Keyless entry Smart access system with push-button start ......... 124, 130
Wireless remote control ....... 124, 130
Keys............................................................... 118 Battery-saving function .....................137
Electronic key ......................................... 118
Engine switch ........................................ 186
If the electronic key does not operate properly ........ 572
Key number plate ................................. 118
Keyless entry ........................................... 118
Mechanical key ...................................... 119
Replacing the battery ...................... 502
Warning buzzer .................................. 125
Wireless remote control ................... 118
Knee airbags ............................................. 36 Lane Departure Alert with
steering control (LDA) ................... 240
Language (multi-information display)..............103
LATCH anchors ...................................... 58
LDA (Lane Departure Alert with steering control) ...................... 240
Lever Auxiliary catch lever ......................... 470
Hood lock release lever................. 470
Internal trunk release lever ............. 132
Shift lever .................................................. 191
Tilt and telescopic steering lock release lever ............................ 155
Turn signal lever .................................. 198
Wiper lever.............................................210
Lexus Display Audio controller ....... 314
Lexus Display Audio system ............. 312
Lexus Enform
*
Lexus Enform Remote*........................ 74
Lexus Enform Safety Connect ........... 75
Lexus parking assist monitor
*.........269
Lexus Safety System + ........................222 Automatic High Beam....................206
Dynamic radar cruise control ..... 248
LDA (Lane Departure Alert with steering control) ................... 240
PCS (Pre-Collision System) ....... 229
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652Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U
Rear view mirrorInside rear view mirror ..................... 157
Outside rear view mirrors .............. 159
Rear window defoggers .................... 422
Refueling ................................................... 218 Capacity ................................................ 589
Fuel types .............................................. 589
If the fuel filler door cannot be opened .........................220
Opening the fuel tank cap.............220
Remote Touch
*......................................412
Replacing Electronic key battery ..................... 502
Fuses........................................................ 504
Light bulbs ............................................ 507
Tires ......................................................... 559
Reporting safety defects for U.S. owners................................... 624
Resetting the message indicating maintenance is required ................ 462
Rev indicator ...............................................91
Rev peak .......................................................91 Seat belt reminder light ......................527
Seat belts .................................................... 30
Adjusting the seat belt.......................... 31
Automatic Locking Retractor .........32
Child restraint system installation ............................................. 60
Cleaning and maintaining the seat belt ....................................... 459
Emergency Locking Retractor.................................................32
How to wear your seat belt............. 30
How your child should wear the seat belt ...........................................32
Pregnant women, proper seat belt use ......................................... 33
Reminder light and buzzer ........... 527
Seat belt extender .................................32
Seat belt pretensioners........................ 31
SRS warning light .............................. 525
Seat heaters............................................. 427
Seat position memory .......................... 147
Seat ventilators....................................... 427
Seating capacity .....................................183
S

658Alphabetical index
IS350 AWD/IS350/IS300 AWD/IS300_U
Units ............................................................ 103
USB device ................................. 355, 402Connecting .............................................321
USB audio ............................................ 355
USB photo ............................................402
USB port ....................................................321
Vanity lights Vanity lights .......................................... 437
Wattage ..................................................597
Vanity mirrors ........................................ 437
VDIM (Vehicle Dynamics Integrated Manag ement) .............. 302
Vehicle data recordings .......................... 9
Vehicle Dynamics Integrated Management (VDIM) ..................... 302
Vehicle identification number ......... 587
Vehicle Stability Control (VSC) ...................................................... 301
Ventilators (seat ventilators).............427
Voice command system .................... 405
VSC (Vehicle Stability Control) ............. 301 Warning buzzers
Downshifting ..........................................195
Driver’s and front passenger’s seat belt reminder.......................... 527
Key reminder .......................................555
Open door ........................................... 527
Open hood...........................................535
Open moon roof ...............................545
Open trunk ...........................................535
Open window .....................................545
Rear passengers’ seat belt reminder ............................................. 527
Warning lights .......................................... 85 ABS .......................................................... 525
AFS ........................................................... 527
Brake system ....................................... 525
Charging system ............................... 525
Driver’s and front passenger’s seat belt reminder light ............... 527
Electric power steering .................. 526
Low fuel level ....................................... 527
Malfunction indicator lamp........... 525
Master warning light ........................ 527
Open door ........................................... 527
Pre-collision system ......................... 526
Rear passengers’ seat belt reminder lights................................. 527
Slip indicator ........................................ 526
SRS............................................................ 525
Tire pressure ........................................ 527
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