engine Lexus GS F 2019 Owner's Manuals

577What to do if... (Troubleshooting)
GS F_OM_OM30G90U_(U)
●Did you press the engine switch while firmly depressing the brake pedal?
( P. 197)
●Is the shift lever in P? ( P. 199)
●Is the electronic key anywhere detectable inside the vehicle? ( P. 150)
●Is the steering wheel unlocked? ( P. 199)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. (P. 502)
●Is the battery discharged? ( P. 504)
●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. 208)
●It is locked automatically to prevent theft of the vehicle. ( P. 199)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. ( P. 175)
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( P. 199)
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
The windows do not open or close by operating the power window
switches
The engine switch is turned off automatically

578What to do if... (Troubleshooting)
GS F_OM_OM30G90U_(U)
●The seat belt reminder light is flashing
Are the driver and the front passe nger wearing the seat belts? (P. 436)
●The parking brake indicator is on
Is the parking brake released? ( P. 211)
Depending on the situation, other types of warning buzzer may also sound.
( P. 434, 441)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 74)
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine.
●Is the electronic key left inside the vehicle or the moon roof opened?
Check the message on the multi-information display. ( P. 441)
●When a warning light turns on or a warning message is displayed, refer to
P. 434, 441.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

582Alphabetical index
GS F_OM_OM30G90U_(U)
Child restraint system............................ 59Booster seats, definition ....................59
Booster seats, installation.................. 67
Convertible seats, definition ............59
Convertible seats, installation .........65
Front passenger occupant classification system ......................... 52
Infant seats, definition ..........................59
Infant seats, installation .......................65
Installing CRS with LATCH anchors ..................... 64
Installing CRS with seat belts ..........65
Installing CRS with top tether strap .........................68
Child safety ................................................ 58 Airbag precautions .............................. 44
Battery precautions .............. 391, 508
Child restraint system .........................59
How your child should wear the seat belt ................................. 37, 38
Installing child restraints..................... 63
Moon roof precautions....................180
Power window lock switch ............ 175
Power window precautions ........... 177
Rear door child-protectors ........... 140
Removed electronic key battery precautions.................. 411
Seat belt comfort guide ..................... 37
Seat belt extender precautions ......40
Seat belt precautions .......................... 62
Seat heater precautions.................. 324
Trunk precautions............................... 146 Child-protectors .................................... 140
Cleaning .......................................358, 362
Aluminum wheels ..............................359
Exterior ...................................................358
Interior ..................................................... 362
Seat belts................................................ 363
Clock................................................. 87, 339
Coat hooks ..............................................344
Condenser.............................................. 388
Console box ........................................... 333
Console box light ................................. 333
Consumption screen ............................ 128
Cooling system ..................................... 386 Engine overheating ......................... 509
Consumption screen ............................ 127
Cruise control Cruise control ....................................... 271
Dynamic radar cruise control with full-speed range ................... 259
Cup holders............................................ 334
Curtain shield airbags ............................ 42
Customizable features ...................... 545
Daytime running light system............ 217
Defogger Front windshield...................................316
Outside rear view mirrors ..............316
Rear window..........................................316
Differential Front differential ................................. 526
Rear differential................................... 527
D

584Alphabetical index
GS F_OM_OM30G90U_(U)
Eco drive mode ......................................274
Eco Driving Indicator............................. 85
Eco driving meter .................................... 92
EDR (Event data recorder) ...................10
Electric Power Steering (EPS) ....... 290Function ................................................. 290
Warning light .......................................435
Warning message .............................. 441
Electronic key ..........................................132 Battery-saving function .................... 152
If the electronic key does not operate properly.............................. 501
Replacing the battery ........................ 410
Emergency, in case of If a warning buzzer sounds...........434
If a warning light turns on...............434
If a warning message is displayed ......................................... 441
If the electronic key does not operate properly ......... 501
If the engine will not start................ 497
If the parking brake cannot be released ....................... 499
If the vehicle battery is discharged ........................................ 504
If you have a flat tire ..............472, 483
If you think something is wrong............................................... 432
If your vehicle becomes stuck ...... 515
If your vehicle has to be stopped in an emergency .............................425
If your vehicle needs to be towed .......................................426
If your vehicle overheats ............... 509 Emergency flashers .............................424
Emergency tire puncture repair
kit ............................................................. 483
Engine Accessory mode ................................ 198
Compartment ..................................... 376
Engine switch ........................................ 197
Hood........................................................ 373
How to start the engine.................... 197
Identification number.......................520
Ignition switch (engine switch.................................... 197
Overheating........................................ 509
Engine compartment cover..............379
Engine coolant ...................................... 386 Capacity................................................. 525
Checking ...............................................386
Preparing and checking before winter .................................... 297
Engine coolant temperature gauge ................................................ 86, 94
Engine immobilizer system .................. 72
Engine oil ...................................................381 Capacity................................................. 522
Checking ................................................ 381
Oil level warning message ............. 441
Oil pressure warning message............................. 441
Preparing and checking before winter .................................... 297
E

585Alphabetical index
GS F_OM_OM30G90U_(U)
Engine oil maintenance data ........... 366
Engine switch ........................................... 197Auto power off function................... 199
Changing the engine switch modes ................................................... 198
If your vehicle has to be stopped in an emergency ..........425
Starting the engine ..............................197
EPS (Electric Power Steering) ....... 290 Function ................................................. 290
Warning light .......................................435
Warning message .............................. 441
Event data recorder (EDR) ...................10
Expert mode ........................................... 293
First-aid kit storage net ...................... 336
Flat tire Vehicles with spare tire .................. 472
Vehicles without spare tire .......... 483
Floor mats ................................................... 32
Fluid Automatic transmission ..................526
Brake ........................................................ 527
Washer ...................................................392
Footwell light .......................................... 329
Front passenger occupant classification system ............................ 52
Front personal lights............................ 330 Front seats .................................................158
Adjustment............................................. 158
Cleaning................................................. 362
Correct driving posture .................... 34
Driving position memory................ 160
Head restraints .....................................165
Power easy access system ............ 160
Seat heaters .......................................... 325
Seat position memory ...................... 160
Seat ventilators.................................... 325
Front side marker lights....................... 216 Light switch............................................. 216
Replacing light bulbs ....................... 420
Welcome light illumination control................................................... 138
Front turn signal lights .......................... 210 Replacing light bulbs ............ 419, 420
Turn signal lever ...................................210
Wattage ...................................................531
Fuel Capacity................................................... 521
Fuel gauge ...................................... 87, 94
Fuel pump shut off system ............ 433
Information............................................ 532
Type............................................................ 521
Warning light ....................................... 436
Warning messages ............................ 441
Fuel consumption Average fuel consumption............................ 102, 109
Average fuel consumption after refueling .......................... 102, 109
Current fuel consumption.... 102, 109
F

586Alphabetical index
GS F_OM_OM30G90U_(U)
Fuel filler door ........................................ 228When the fuel filler door cannot be opened ........................ 230
Fuel pump shut off system................. 433
Fuses ............................................................ 412
Garage door opener .......................... 345
Gauges ................................................ 86, 92
Glove box ................................................ 333
Glove box light ...................................... 333
Hands-free system (for cellular phone)
*
HD Radio® system*
Head restraints ........................................165
Headlights .................................................216 Adaptive Front-lighting System (AFS) ..................................... 217
Automatic High Beam system ..... 219
Headlight leveling warning message ............................ 441
Light switch ............................................ 216
Replacing light bulbs ........................420
Headlights aim ............................. 416, 573
Head-up display..................................... 120
Heated steering wheel ....................... 324 Heaters
Air conditioning system .................. 310
Heated steering wheel ................... 324
Seat heaters .......................................... 325
Outside rear view mirrors ..............316
Hill-start assist control ....................... 289
Hood ..........................................................373 Open ....................................................... 373
Warning message............................... 441
Hooks Cargo hooks ....................................... 336
Coat hooks ........................................... 344
Retaining hooks (floor mat)..............32
Horn.............................................................168
I/M test ..................................................... 370
Identification............................................. 519 Engine .....................................................520
Vehicle ......................................................519
Ignition switch (engine switch) ......... 197 Auto power off function ...................199
Changing the engine switch modes ................................................... 198
If your vehicle has to be stopped in an emergency.......... 425
Starting the engine ............................. 198
Illuminated entry system ..................... 331
Immobilizer system ................................. 72
Indicators ...................................................... 81
G
H
I

587Alphabetical index
GS F_OM_OM30G90U_(U)
InitializationItems to initialize................................. 560
Maintenance........................................ 366
Moon roof ...............................................179
Power windows ....................................176
Tire pressure warning system............................... 395
Initiators (tire pressure warning system).................................. 401
Inside door handle lights ................... 329
Inside rear view mirror .........................169
Instrument panel light control .... 89, 97
Interior lights........................................... 329
Intuitive parking assist
*
Function*
Warning message .............................. 441
Jack Positioning a floor jack .................... 374
Vehicle-equipped jack............................................ 473, 485
Jack handle ..................................473, 485
Jam protection function Moon roof ...............................................179
Power trunk opener and closer............................................ 145
Power windows ................................... 175 Keyless entry ............................................150
Smart access system with push-button start................... 150
Wireless remote control.................. 137
Keys ............................................................. 132 Battery-saving function .................... 152
Electronic key ........................................ 132
Engine switch ........................................ 197
If the electronic key does not operate properly ......... 501
If you lose your keys................ 134, 135
Key number plate ................................ 132
Keyless entry ............................... 137, 150
Mechanical key..................................... 133
Engine switch ........................................ 197
Replacing the battery ........................410
Warning buzzer.................................... 151
Wireless remote control key ......... 137
Knee airbags ............................................... 41
J
K
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

589Alphabetical index
GS F_OM_OM30G90U_(U)
Main display............................................308
MaintenanceDo-it-yourself maintenance............371
General maintenance .....................367
Maintenance data ............................... 518
Maintenance requirements.......... 365
Malfunction indicator lamp .............. 434
Master warning light ........................... 436
Meter .................................................... 86, 92 Head-up display.................................. 120
Indicators.................................................... 81
Instrument panel light control ............................................ 89, 97
Meters................................................86, 92
Multi-information display .....100, 108
Warning lights ....................................... 80
Micro dust and pollen filter ................316
Mirrors Inside rear view mirror ..................... 169
Outside rear view mirror defoggers ............................................ 316
Outside rear view mirrors ................ 171
Vanity mirrors ..................................... 338
Moon roof..................................................178 Door lock linked moon roof operation ......................179
Jam protection function ....................179
Operation ............................................... 178
Warning message .............................. 441
MP3 disc
*
Multi-information display......... 100, 108 Boost meter/oil temperature gauge/oil pressure gauge.......... 103
Drive information...................... 102, 109
Dynamic radar cruise control with full-speed range ................... 259
“F” content .................................................. 111
G-force ........................................... 103, 114
Lap timer..................................................... 111
LKA (Lane-Keeping Assist)......... 249
Torque distribution ...............................113
Navigation system
*
Noise from under vehicle ........................8
Odometer .......................................... 87, 94
Oil Engine oil ............................................... 522
Front differential oil ........................... 526
Rear differential oil ............................ 527
Opener Fuel filler door...................................... 228
Hood........................................................ 373
Trunk .......................................................... 143
M
N
O
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

590Alphabetical index
GS F_OM_OM30G90U_(U)
Outer foot lightsOuter foot lights .................................329
Replacing light bulbs ........................420
Wattage ................................................... 531
Outside rear view mirrors ................... 171 Adjusting and folding.......................... 171
Blind Spot Monitor............................ 279
Linked mirror function when reversing ..................................173
Mirror position memory .................. 160
Outside rear view mirror defoggers ............................. 316
Outside temperature display ..... 87, 94
Overheating, Engine ..........................509
Paddle shift switches ........................... 204
Parking assist sensors (intuitive parking assist)
*
Parking brake............................................ 211 If the parking brake cannot be released ....................... 499
Operation ................................................. 211
Parking brake engaged warning buzzer ................................ 441
Parking brake engaged warning message ............................ 441
Parking lights ............................................216 Light switch ............................................ 216
Replacing light bulbs ........................420
Welcome light illumination control ......................... 138 PCS (Pre-Collision System)............ 238
Function .................................................. 238
Warning light ....................................... 435
Warning message............................... 441
Personal lights ....................................... 330
Power easy access system .................160
Pop-up display ............................... 105, 117
Power outlets ......................................... 340
Power steering (Electric Power Steering system)................................ 290 Warning light ....................................... 435
Warning message............................... 441
Power trunk opener and closer ....... 143
Power windows....................................... 175 Door lock linked window operation ........................... 176
Jam protection function.................... 175
Operation................................................ 175
Window lock switch .......................... 175
Pre-Collision System (PCS)............ 238 Function .................................................. 238
Warning light ....................................... 435
Warning message............................... 441
P

593Alphabetical index
GS F_OM_OM30G90U_(U)
S-FLOW mode ........................................ 311
Shift lever ................................................. 202Automatic transmission ..................202
If the shift lever cannot be shifted from P ........... 208
Shift lever light ....................................... 329
Shift lock system.................................... 207
Side airbags ............................................... 42
Side display .............................................308
Side marker lights...................................216 Light switch ............................................ 216
Replacing light bulbs ........................420
Welcome light illumination control ................................................... 138
Side mirrors ............................................... 171 Adjusting and folding.......................... 171
BSM (Blind spot monitor) ............. 279
Linked mirror function when reversing ..................................173
Mirror position memory .................. 160
Side turn signal lights ........................... 210 Replacing light bulbs ........................420
Turn signal lever .................................. 210
Smart access system with push-button start ...................... 150 Antenna location ................................. 150
Entry functions .......................................137
Starting the engine ..............................197
Warning message .............................. 441
Snow mode ............................................. 203
Snow tires ................................................. 301 Spare tire .................................................. 472
Inflation pressure................................528
Storage location ................................. 473
Spark plug ............................................... 525
Specifications...........................................518
Speed indicator........................................ 95
Speedometer .................................... 87, 94
Sport mode .............................................. 274
Steering lock ............................................ 199 Column lock release .........................199
Steering lock system warning message........................... 470
Steering wheel ........................................168 Adjustment............................................. 168
Audio switches
*
Heated steering wheel ................... 324
Power easy access system ............ 160
Steering wheel position memory ............................. 160
Stop lights Replacing light bulbs ....................... 420
Storage feature ..................................... 332
Storage precautions ........................... 332
Stuck If the vehicle becomes stuck......... 515
Sun shade Rear ............................................................ 341
Rear door ................................................ 341
Roof ............................................................ 179
Sun visors................................................. 338
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.