2018 Lexus GX460 engine

624What to do if... (Troubleshooting)
GX460_OM_OM60Q09U_(U)
●It is locked automatically to prevent theft of the vehicle. ( →P. 191)
●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. 150)
●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. 191)
●The seat belt reminder light is flashing
Are the driver and the front passe nger wearing the seat belts?
(→ P. 522)
●The parking brake indicator is on
Is the parking brake released? ( →P. 201)
Depending on the situation, other types of warning buzzer may also sound.
(→ P. 520, 528)
●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. 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

628Alphabetical index
GX460_OM_OM60Q09U_(U)
Condenser .............................................. 469
Console box ........................................... 406
Cool box ....................................................419
Cooling system ..................................... 467Engine overheating.......................... 564
Conversation mirror ........................... 422
Crawl Control ....................................... 346
Cruise control Cruise control...................................... 225
Dynamic radar cruise control......228
Cup holders ............................................408
Curtain shield airbags ........................... 36
Current fuel consumption ................... 87
Customizable features ....................... 594
DAC (Downhill Assist Control system)................................................... 349
Daytime running light system .......... 204
Defogger Front windshield ................................ 390
Outside rear view mirrors .............. 391
Rear window ......................................... 391
Differential ............................................... 575
Dimension ............................................... 570
Display Multi-information display ..................86
Trip information ..................................... 87
Warning message ............................ 528
Do-it-yourself maintenance ............. 459
Doors............................................................ 98 Back door ........................................... 105
Door glasses ......................................... 150
Door lock ..................................................98
Open door warning light............... 522
Outside rear view mirrors ...............147
Rear door child-protector................ 101 Driver’s seat position memory.......... 135
Driving ........................................................158
AVS switch ............................................. 341
Break-in tips ...........................................159
Correct posture .................................... 28
Procedures ............................................ 158
Winter drive tips .................................377
Dynamic radar cruise control ......... 228
Eco Driving Indicator ............................ 90
EDR (Event data recorder)................... 10
Electronic key ............................................94 Battery-saving function ......................117
If the electronic key does not operate properly ........................... 558
Replacing the battery ........................491
Emergency, in case of If the electronic key does not operate properly ........................... 558
If the engine will not start ...............556
If the vehicle has discharged battery ..........................561
If the warning buzzer sounds .................................................520
If the warning light turns on ..........520
If you have a flat tire .......................... 542
If you lose your keys......................... 622
If you think something is wrong.................................................... 518
If your vehicle becomes stuck...................................................... 567
If your vehicle needs to be towed ..................................................... 512
If your vehicle overheats ................ 564
D
E

629Alphabetical index
GX460_OM_OM60Q09U_(U)
Emergency flashers .............................. 510
EngineAccessory mode................................. 190
Compartment......................................463
Hood ........................................................462
How to start the engine ................... 189
Identification number ....................... 572
If the engine will not start............... 556
Ignition switch (engine switch)..... 189
Overheating ........................................ 564
Engine compartment cover ............. 464
Engine coolant....................................... 467 Capacity .................................................574
Checking................................................ 467
Preparing and checking before winter .................................... 377
Engine immobilizer system ..................72
Engine oil ................................................. 465 Capacity ................................................. 572
Checking............................................... 465
Preparing and checking before winter .................................... 377
Engine switch .......................................... 189
Engine switch light ............................... 402
Event data recorder (EDR) ...................10 Flat tire .......................................................542
Floor mats....................................................26
Fluid
Automatic transmission .................. 576
Brake........................................................ 577
Steering .................................................. 578
Washer ................................................... 475
Fog lights......................................................211 Switch .....................................................211
Four-wheel drive system....................342
Front passenger occupant classification system ........................... 48
Front passenger’s seat belt reminder light ......................................522
Front seats ................................................. 122 Adjustment.............................................. 122
Cleaning................................................. 449
Correct driving posture .................... 28
Driving position memory.................135
Head restraints .....................................140
Seat heaters ......................................... 400
Seat position memory .......................135
Front turn signal lights ........................ 200 Replacing light bulbs .......................502
Turn signal lever .................................200
Wattage ................................................. 579F

630Alphabetical index
GX460_OM_OM60Q09U_(U)
Fuel ............................................................. 572Capacity ................................................. 572
Fuel gauge ................................................83
Fuel pump shut off system.............. 519
Information ........................................... 580
Refueling................................................... 221
Type ................................................ 221, 572
Warning light ....................................... 522
Fuel consumption information ........... 92
Fuel filler door .......................................... 221 Refueling................................................... 221
Fuel gauge .................................................. 83
Fuel pump shut off system.................. 519
Fuses .......................................................... 493
Garage door opener .......................... 433
Gauges ........................................................ 83
Glass hatch ................................................ 110
Glove box ................................................ 406
Hands-free system (for cellular phone)
*
Head restraints ....................................... 140
Headlights ............................................... 202 Light switch ...........................................202
Replacing light bulbs ....................... 500
Wattage ..................................................579
Headlights cleaner............................... 220
Heaters Automatic air conditioning system ..................................... 386, 396
Seat heaters ......................................... 400
Outside rear view mirrors .............. 391 Height control ........................................337
Hill-start assist control ....................... 352
Hood ..........................................................462
Hooks
Cargo hooks ...............................412, 413
Coat hooks ........................................... 428
Retaining hooks (floor mat)............. 26
Horn............................................................. 143
I/M test ..................................................... 458
Identification Engine ..................................................... 572
Vehicle ...................................................... 571
Ignition switch (engine switch) .........189
Ignition switch light .............................. 402
Illuminated entry system ................... 404
Immobilizer system ................................. 72
Indicators .....................................................78
Initialization Moon roof ...............................................154
Power windows..................................... 151
Inside rear view mirror......................... 145
Instrument panel light control ............ 84
Interior lights .......................................... 402 Switch ......................................................403
Wattage ................................................. 579
Jack Vehicle-equipped jack ................... 543
Jack handle ............................................. 546
Jam protection function Moon roof ...............................................154
Power windows..................................... 151
G
H
I
J

631Alphabetical index
GX460_OM_OM60Q09U_(U)
Keyless entrySmart access system with push-button start ....................98, 105
Wireless remote control ...................98
Keys............................................................... 94 Battery-saving function ...................... 117
Electronic key ......................................... 94
If the electronic key does not operate properly............................ 558
If you lose your keys ......................... 622
Key number plate ................................. 94
Keyless entry ................................98, 105
Mechanical key ......................................95
Replacing the battery ........................ 491
Wireless remote control ................... 94
KDSS ......................................................... 352 Warning light ........................................ 521
Lane Departure Alert (LDA) .......... 239
Lever Auxiliary catch lever .........................462
Hood lock release lever .................462
Shift lever ................................................. 194
Turn signal lever ................................ 200
Wiper lever .............................................213
Lexus Enform Safety Connect........ 439
License plate lights............................... 202 Light switch ...........................................202 Light
Engine switch light ............................ 402
Fog light switch .......................................211
Headlight switch ................................ 202
Illuminated entry system................. 404
Interior light...........................................403
Interior light list .................................... 402
Personal light .......................................403
Replacing light bulbs .......................498
Turn signal lever .................................200
Vanity lights ............................................ 421
Wattage ................................................. 579
Welcome lighting..............................205
Light bulbs Replacing ...............................................498
Wattage ................................................. 579
Lock steering column............................ 191
Luggage cover ........................................ 414
Maintenance Do-it-yourself maintenance .........459
Maintenance data.............................. 570
Maintenance requirements .......... 452
Resetting the message indicating maintenance is
required .............................................. 453
Malfunction indicator lamp .............. 520
Master warning light ........................... 528
K
LM
*: For vehicles with a navigation system or a multimedia system, refer to the “NAVIGATION SYSTEM OWNER’S MANUAL” or“MULTIMEDIA OWNER’S MANUAL”.

632Alphabetical index
GX460_OM_OM60Q09U_(U)
Meter ............................................................ 83Indicators................................................... 78
Instrument panel light control .........84
Meters.........................................................83
Multi-information display ..................86
Warning lights ........................................ 78
Micro dust and pollen filter ................391
Mirrors Inside rear view mirror ..................... 145
Outside rear view mirror defoggers ............................................ 391
Outside rear view mirrors ...............147
Vanity mirrors ........................................421
Moon roof................................................. 153 Jam protection function ................... 154
Operation ............................................... 153
MP3 disc
*
Multi-information display ..................... 86 Switching the display........................... 87
Trip information ..................................... 87
Multi-terrain Monitor ...........................313
Multi-terrain Select..............................308
Navigation system
*
Odometer .................................................. 83
Off-road precautions ......................... 380
Oil Engine oil ............................................... 572
Front differential oil ........................... 575
Rear differential oil ............................ 575
Transfer................................................... 576
Opener Back door............................................... 106
Fuel filler door...................................... 223
Hood........................................................ 462
Outside rear view mirrors .................. 147 Adjusting and folding ........................ 147
Blind Spot Monitor ........................... 357
Outside rear view mirror defoggers.............................................391
Outside temperature display ............. 90
Overheating, Engine .......................... 564
Parking assist sensors (intuitive parking assist)...................245
Parking assist monitor .........................264
Parking brake .......................................... 201 Operation................................................201
Parking brake engaged warning buzzer ...............................530
Personal lights ....................................... 402 Switch ......................................................403
Wattage ................................................. 579
N
O
P

634Alphabetical index
GX460_OM_OM60Q09U_(U)
Seat heaters ............................................400
Seat ventilators ....................................... 401
Seat position memory.......................... 135
Seats................................................... 122, 124Adjustment ....................................122, 124
Adjustment precautions ........ 123, 134
Child seats/child restraint system installation..............................59
Cleaning .................................................449
Driving position memory ................ 135
Head restraint ....................................... 140
Properly sitting in the seat ................ 28
Seat position memory....................... 135
Ventilators .............................................. 401
Sensor Automatic headlight system .........204
Inside rear view mirror ..................... 146
Intuitive parking assist-sensor .....................................245
Rain-sensing windshield wipers .................................................... 216
Service reminder indicators ............... 78
Shift lever Automatic transmission ................... 194
If the shift lever cannot be shifted from P .................................... 198
Shift lock system...................................... 197
Shopping bag hooks .............................413
Side airbags ............................................... 36
Side mirrors .............................................. 147 Adjusting and folding.........................147
Blind Spot Monitor............................357
Side turn signal lights ..........................200 Replacing light bulbs ....................... 506
Turn signal lever ................................ 200 Smart access system with
push-button start.................................. 115 Antenna location................................... 115
Starting the engine ............................. 189
Snow tires .................................................379
Spare tire ..................................................542 Inflation pressure................................ 578
Storage location ................................. 543
Spark plug ................................................574
Specifications......................................... 570
Speedometer ............................................ 83
Steering lock Column lock release ......................... 192
Steering wheel ........................................ 143 Adjustment.............................................. 143
Audio switches
*
Heated steering wheel ................... 399
Steering wheel position memory.................................................135
Stop/tail lights Replacing light bulbs ...................... 506
Storage feature ..................................... 405
Stuck If the vehicle becomes stuck........ 567
Sun shade Roof ............................................................154
Sun visors................................................... 421
Switch “2nd START” button ..........................195
AVS switch ............................................. 341
BSM (Blind Spot Monitor) switch ................................................... 357
Center differential lock/ unlock switch.................................... 343
Crawl Control switch...................... 346

635Alphabetical index
GX460_OM_OM60Q09U_(U)
Cruise control switch...........225, 228
“DAC” switch.......................................349
Door lock switches ............................ 105
Driving position memory switches ................................................ 135
Emergency flashers switch ............ 510
Engine switch ........................................ 189
Fog light switch ...................................... 211
Four-wheel drive control switch.................................................... 342
Headlight cleaner switch ...............220
Height control button ...................... 337
LDA switch ...........................................239
Light switches ......................................202
Moon roof switches........................... 153
Multi-terrain Monitor switch ......... 313
Multi-terrain Select switch............ 308
“ODO TRIP” button ............................84
Outside rear view mirror switches .................................................147
Parking assist........................................245
PCS off switch .................................... 369
Power door lock switch .................. 105
Power window switch ...................... 150
Rear window wiper and washer switch.................................... 218
Rear window and outside rear view mirror
defoggers switch ............................. 391
Seat heater switches........................ 400
Talk switch
*
Tilt and telescopic steering control switch .................................... 143 Vehicle-to-vehicle distance
button ................................................... 230
VSC OFF switch ............................... 353
Window lock switch ......................... 150
Windshield wipers and washer switch .................................... 213
Tachometer ............................................... 83
Tail lights .................................................. 202 Light switch........................................... 202
Talk switch
*
Telephone switch
*
Theft deterrent system Alarm ...........................................................74
Engine immobilizer system .............. 72
Tire inflation pressure......................... 483 Maintenance data.............................. 578
Tires ............................................................ 476 Chains ......................................................377
Checking ............................................... 476
If you have a flat tire .......................... 542
Inflation pressure................................483
Information............................................583
Replacing ............................................... 542
Rotating tires ........................................ 476
Size ........................................................... 578
Snow tires .............................................. 379
Spare tire................................................ 542
Tire pressure warning system ...................................................477
T
*: For vehicles with a navigation system or a multimedia system, refer to the “NAVIGATION SYSTEM OWNER’S MANUAL” or“MULTIMEDIA OWNER’S MANUAL”.