ignition Lexus GX460 2014 Using the air conditioning system and defogger / LEXUS 2014 GX460 (OM60K80U) Repair Manual

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GX460_OM_OM60K80U_(U)8-1. Specifications
Cooling system
Capacity
(reference)With rear heater16.3 qt. (15.4 L, 13.6 Imp.qt.)
Without rear heater14.5 qt. (13.7 L, 12.1 Imp.qt.)
Coolant typeUse either of the following:
• “Toyota Super Long Life Coolant”
• A similar high-quality ethylene glycol-basednon-silicate, non-amine, non-nitrite, and
non-borate coolant with long-life hybrid
organic acid technology
Do not use plain water alone.
Ignition system (spark plug)
MakeDENSO SK20HR11
Gap0.043 in. (1.1 mm)
NOTICE
■Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust the spark plug gap.

604What to do if... (Troubleshooting)
GX460_OM_OM60K80U_(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 du e to the condition of the radio wave.
( P. 1 1 0 )
●Is the child-protector lock set?
The rear door cannot be opened from in side 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

605What to do if... (Troubleshooting)
GX460_OM_OM60K80U_(U)
●Did you press the engine switch while firmly depressing the brake pedal?
(P. 1 8 1 )
●Is the shift lever in P? ( P. 181)
●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. 5 4 5 )
●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 from P even if you depress the brake
pedal

606What to do if... (Troubleshooting)
GX460_OM_OM60K80U_(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 oper ated 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. 5 0 9 )
●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 activated and the horn sounds

611Alphabetical index
GX460_OM_OM60K80U_(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”.

612Alphabetical index
GX460_OM_OM60K80U_(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
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