2014 Lexus GX460 engine

604What to do if... (Troubleshooting)
GX 460 _O M_ OM6 0K 80 U_ (U)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys can be made
by your Lexus dealer. ( →P. 8 9 )
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact your Lexus dealer immediately. ( →P. 8 9 )
●Is the electronic key battery weak or depleted? ( →P. 4 7 9 )
●Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( →P. 1 8 2 )
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on your
person.
●The function may not operate properly due to the condition of the radio wave.
(→ P. 1 1 0 )
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is set.
Open the rear door from outside and then unlock the child-protector lock.
( → P. 9 5 )
If you have a problem, check the following before contacting your Lexus
dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened
GX460_OM_OM60K80U_(U).book Page 604 Wednesday, July 3, 2013 11:40 AM

605What to do if... (Troubleshooting)
GX 460 _O M_ OM6 0K 80 U_ (U)
●Did you press the engine switch while firmly depressing the brake pedal?
(→ P. 181)
●Is the shift lever in P? (→ P. 1 8 1 )
●Is the electronic key anywhere detectable inside the vehicle? ( →P. 1 0 8 )
●Is the steering wheel unlocked? ( →P. 1 8 4 )
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. ( →P. 5 4 4 )
●Is the battery discharged? ( →P. 545)
●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. 5 4 2 )
If you think something is wrong
The engine does not start
The shift lever cannot be shifted fr om P even if you depress the brake
pedal
GX460_OM_OM60K80U_(U).book Page 605 Wednesday, July 3, 2013 11:40 AM

606What to do if... (Troubleshooting)
GX 460 _O M_ OM6 0K 80 U_ (U)
●It is locked automatically to prevent theft of the vehicle. ( →P. 1 8 3 )
●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. 1 4 2 )
●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. 1 8 3 )
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts?
(→ P. 509)
●The parking brake indicator is on
Is the parking brake released? ( →P. 1 9 1 )
Depending on the situation, other type s of warning buzzer may also sound.
( → P. 5 0 7 , 5 1 4 )
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( →P. 6 8 )
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 activate
d and the horn sounds
GX460_OM_OM60K80U_(U).book Page 606 Wednesday, July 3, 2013 11:40 AM

609Alphabetical index
GX 460 _O M_ OM6 0K 80 U_ (U)
Bottle holders......................................... 399
BrakeFluid............................................................ 561
Parking brake.......................................... 191
Warning light ...................................... 507
Brake assist ...............................................341
Break-in tips............................................. 150
Brightness control
Instrument panel light control .....................................................78
BSM (Blind Spot Monitor)................ 347
Care ................................................ 434, 437 Aluminum wheels ..............................434
Exterior....................................................434
Interior ..................................................... 437
Seat belts ............................................... 438
Cargo hooks .......................................... 402
Center differential................................ 332
CD player
*
Chains ....................................................... 366
Child restraint system............................ 52 Booster seats, definition ....................53
Booster seats, installation....................61
Convertible seats, definition ............53
Convertible seats, installation............................................. 58
Installation with LATCH system ..................................................... 57
Installing CRS with seat belts ......... 58
Installing CRS with top straps..................................... 62 Infant seats, definition.......................... 53
Infant seats, installation .......................58
Child safety .................................................. 51 Airbag precautions...............................37
Back door precautions...................... 101
Battery precautions ..............460, 547
Child restraint system......................... 52
Glass hatch precaution ................... 105
How your child should wear the seat belt .......................................... 30
Installing child restraints .................... 56
Moon roof precautions ....................148
Power window lock switch............. 142
Power window precautions ........... 144
Rear door child-protectors ............. 95
Removed key battery precautions ...................................... 480
Seat belt precautions ............................ 31
Seat heater precautions .................390
Child-protectors ..................................... 95
Cleaning Aluminum wheels .............................. 434
Exterior ................................................... 434
Interior ..................................................... 437
Seat belts................................................438
Coat hooks ............................................... 417
Compass ................................................... 419
Condenser...............................................457
Console box........................................... 396
Cool box .................................................. 409
Cooling system ..................................... 455 Engine overheating ..........................548
Conversation mirror............................. 412
C
*:For vehicles with a navigation system or a multimedia system, refer to the “NAVIGATION SYSTEM OWNER’S MANUAL” or“MULTIMEDIA OWNER’S MANUAL”.
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610Alphabetical index
GX 460 _O M_ OM6 0K 80 U_ (U)
Crawl Control ....................................... 336
Cruise controlCruise control........................................214
Dynamic radar crui se control........ 217
Cup holders ............................................398
Curtain shield airbags ........................... 34
Current fuel consumption .....................81
Customizable features ....................... 578
DAC (Downhill Assist Control system)................................................... 339
Daytime running light system ............194
Defogger Front windshield ................................ 380
Outside rear view mirrors .............. 381
Rear window ......................................... 381
Differential............................................... 559
Dimension ............................................... 554
Display
Multi-information display ................. 80
Trip information ...................................... 81
Warning message .............................. 514
Do-it-yourself maintenance ............. 447
Doors............................................................ 92 Back door ............................................. 99
Door glasses ..........................................142
Door lock .................................................. 92
Open door warning light.............. 509
Outside rear view mirrors .............. 139
Rear door child-protector................95
Driver’s seat position memory ......... 128 Driving ........................................................150
AVS switch ............................................. 331
Break-in tips ........................................... 176
Correct posture .................................... 26
Procedures ............................................ 150
Winter drive tips ................................ 366
Dynamic radar cruise control ........... 217
Eco Driving Indicator ............................ 84
Electronic key ........................................... 88 Battery-saving function ..................... 110
If the electronic key does not operate properly ............................ 543
Replacing the battery ...................... 479
Emergency, in case of
If the electronic key does not operate properly ............................ 543
If the engine will not start ...............540
If the shift lever cannot be shifted from P ................................... 542
If the vehicle has
discharged battery ........................545
If the warning buzzer
sounds ................................................. 507
If the warning light turns on .......... 507
If you have a flat tire .......................... 527
If you lose your keys.........................604
If you think something is wrong.................................................. 505
If your vehicle becomes stuck....................................................... 551
If your vehicle needs to be towed .................................................. 500
If your vehicle overheats ................548
D
E
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611Alphabetical index
GX 460 _O M_ OM6 0K 80 U_ (U)
Emergency flashers ............................. 498
EngineAccessory mode................................. 182
Compartment ....................................... 451
Hood ....................................................... 450
How to start the engine ..................... 181
Identification number ...................... 556
If the engine will not start............... 540
Ignition switch (engine switch).......181
Overheating ........................................ 548
Engine compartment cover ...............451
Engine coolant....................................... 455 Capacity ................................................ 558
Checking............................................... 455
Preparing and checking before winter ................................... 366
Engine immobilizer system ................. 66
Engine oil ................................................. 453 Capacity ................................................ 556
Checking................................................453
Preparing and checking before winter ................................... 366
Engine switch ............................................ 181
Engine switch light ............................... 392
EDR .................................................................10 Flat tire ....................................................... 527
Floor mats.................................................... 24
Fluid
Automatic transmission ................. 560
Brake..........................................................561
Steering .................................................. 562
Washer ................................................... 463
Fog lights.................................................. 200 Switch ................................................. 200
Wattage .................................................563
Four-wheel drive system................... 332
Front passenger occupant classification system ............................45
Front passenger’s seat belt reminder light ..................................... 509
Front position lights ............................... 192 Light switch............................................. 192
Wattage .................................................563
Front seats.................................................. 115
Adjustment............................................... 115
Cleaning................................................. 437
Correct driving posture .................... 26
Driving position memory.................128
Head restraints ..................................... 132
Seat heaters ..........................................390
Seat position memory .......................128
Front turn signal lights ..........................190
Replacing light bulbs .......................490
Turn signal lever .................................. 190
Wattage .................................................563F
*:For vehicles with a navigation system or a multimedia system, refer to the “NAVIGATION SYSTEM OWNER’S MANUAL” or“MULTIMEDIA OWNER’S MANUAL”.
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612Alphabetical index
GX 460 _O M_ OM6 0K 80 U_ (U)
Fuel ............................................................. 556Capacity ................................................ 556
Fuel gauge ................................................ 77
Fuel pump shut off system............ 506
Information ........................................... 564
Refueling.................................................. 210
Type ...............................................210, 556
Warning light ...................................... 509
Fuel consumption information ........... 86
Fuel filler door ......................................... 210 Refueling.................................................. 210
Fuel gauge ...................................................77
Fuel pump shut off system................. 506
Fuses ........................................................... 481
Garage door opener .......................... 423
Gauges ......................................................... 77
Glass hatch .............................................. 104
Glove box ................................................ 396
Hands-free system
(for cellular phone)
*
Head restraints ........................................132
Headlights .................................................192 Light switch ................................192, 488
Wattage ................................................. 563
Headlights cleaner............................... 209
Heaters Automatic air conditioning
system ..................................... 376, 386
Seat heaters ......................................... 390
Outside rear view mirrors .............. 381 Height control ........................................ 327
Hill-start assist control ........................342
Hood ......................................................... 450
Hooks
Cargo hooks ...........................402, 403
Coat hooks ............................................. 417
Retaining hooks (floor mat)..............24
Horn............................................................. 136
I/M test ......................................................446
Identification
Engine .....................................................556
Vehicle ....................................................555
Ignition switch (engine switch) .......... 181
Ignition switch light .............................. 392
Illuminated entry system ................... 394
Immobilizer system .................................66
Indicators ..................................................... 72
Initialization Moon roof ...............................................146
Power windows.................................... 143
Inside rear view mirror......................... 137
Instrument panel light control .............78
Intercooler ...............................................457
Interior lights .......................................... 392 Switch ...................................................... 393
Wattage .................................................563
Jack Vehicle-equipped jack ...................528
Jack handle ............................................. 528
Jam protection function Moon roof ............................................... 143
Power windows....................................146
G
H
I
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613Alphabetical index
GX 460 _O M_ OM6 0K 80 U_ (U)
Keyless entrySmart access system with push-button start ...................... 92, 99
Wireless remote control .......... 92, 99
Keys............................................................... 88
Battery-saving function ...................... 110
Electronic key ............................... 88, 181
If the electronic key does not operate properly.............................543
If you lose your keys ........................ 604
Key number plate ................................ 88
Keyless entry .................................. 92, 99
Mechanical key ......................................89
Replacing the battery ....................... 479
Wireless remote control .................. 88
KDSS ......................................................... 342 Warning light ...................................... 508
Lane Departure Alert (LDA) .......... 228
Lever Auxiliary catch lever ........................ 450
Hood lock release lever ................ 450
Shift lever ................................................. 186
Turn signal lever .................................. 190
Wiper lever ...........................................202
License plate lights.................................192
Light switch ............................................ 192
Wattage ................................................. 563 Light
Engine switch light ............................ 392
Fog light switch ...................................200
Headlight switch .................................. 192
Illuminated entry system................. 394
Interior light........................................... 393
Interior light list .................................... 392
Luggage compartment light ........ 393
Personal light ....................................... 393
Replacing light bulbs .......................486
Turn signal lever .................................. 190
Vanity lights ..............................................411
Wattage .................................................563
Light bulbs
Replacing ...............................................486
Wattage .................................................563
Lock steering column...........................184
Luggage cover ...................................... 404
Maintenance Do-it-yourself maintenance ......... 447
Maintenance data..............................554
Maintenance requirements .......... 440
Reset the maintenance data........... 441
Malfunction indicator lamp .............. 507
Master warning light ............................. 514
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”.
GX460_OM_OM60K80U_(U).book Page 613 Wednesday, July 3, 2013 11:40 AM