Page 160 of 632

160
GX460_OM_OM60L72U_(U)4-1. Before driving
NOTICE
■When driving the vehicle
●Do not depress the accelerator and brake peda
ls at the same time during driving, as
this may restrain driving torque.
●Do not use the accelerator pedal or depress the accelerator and brake pedals at the
same time to hold the vehicle on a hill.
■When parking the vehicle
Always shift the shift lever to P. Failure to do so may cause the vehicle to move or the
vehicle may accelerate suddenly if the accelerator pedal is ac cidentally depressed.
■Avoiding damage to vehicle parts
●Do not turn the steering wheel fully in either direction and hold it there for an
extended period of time.
Doing so may damage the power steering pump.
●When driving over bumps in the road, drive as slowly as possible to avoid damaging
the wheels, underside of the vehicle, etc.
■If you get a flat tire while driving
A flat or damaged tire may cause the follo wing situations. Hold the steering wheel
firmly and gradually depress the brake pedal to slow down the vehicle.
●It may be difficult to control your vehicle.
●The vehicle will make abnormal sounds or vibrations.
●The vehicle will lean abnormally.
Information on what to do in case of a flat tire. (P. 5 3 3 )
■When encountering flooded roads
Do not drive on a road that has flooded after heavy rain etc. Doing so may cause the
following serious damage to the vehicle:
●Engine stalling
●Short in electrical components
●Engine damage caused by water immersion
In the event that you drive on a flooded road and the vehicle is flooded, be sure to have
your Lexus dealer check the following:
●Brake function
●Changes in quantity and quality of oil and fluid used for the engine, transmission,
transfer, differentials, etc.
●Lubricant condition for the propeller shaft, bearings and suspension joints (where
possible), and the function of all joints, bearings, etc.
Page 463 of 632
GX460_OM_OM60L72U_(U)
4636-3. Do-it-yourself maintenance
6
Maintenance and care
■Fluid level
The fluid level should be within the appropriate range.Full (when cold)
Add fluid (when cold)
Full (when hot)
Add fluid (when hot)
Hot: The vehicles has been driven around 50 mph (80 km/h) for 20 min- utes, or slightly longer in frigid temperatures.
(Fluid temperature, 140 F - 175 F [60 C - 80 C]).
Cold: The engine has not been run for about 5 hours. (Room temperature, 50 F - 85 F [10 C - 30 C]).
■Checking the fluid level
Make sure to check the fluid type and prepare the necessary items.
Clean all dirt off the reservoir.
Remove the cap by turnin g it counterclockwise.
Wipe the dipstick clean.
Reinstall the cap and remove it again.
Check the fluid level.
Power steering fluid
1
2
3
4
Fluid typeAutomatic transmission fluid DEXRON® II or III
ItemsRag or paper, clean funnel (only for adding fluid)
1
2
3
4
5
Page 524 of 632

5247-2. Steps to take in an emergency
GX460_OM_OM60L72U_(U)
Indicates that the automatic transmission fluid tempera-
ture is too highA buzzer also sounds.
Immediately stop the vehicle in a safe place, shift the
shift lever to P and wait until the warning message
and light go off. If the warning message and light go
off, you may start the vehicle again.
If the warning message and light do not go off, con-
tact your Lexus dealer.
Indicates a malfunction in the automatic transmission
system A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
Indicates that the moon roof is not fully closed (with the
engine switch off, and the driver’s door open)
A buzzer also sounds.
Close the moon roof.
Indicates that engine oil level is low
A buzzer also sounds.
Check the level of engine oil, and add if necessary.
Indicates a malfunction in:
• The LED headlight system;
• The automatic headlig ht leveling system; or
• The Automatic High Beam system (if equipped) A buzzer also sounds.
Have the vehicle inspected by your Lexus dealer.
Indicates that the wash er fluid level is low
Add washer fluid.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)
Page 621 of 632

621Alphabetical index
GX460_OM_OM60L72U_(U)
Emergency flashers ............................. 502
EngineAccessory mode................................. 186
Compartment..................................... 455
Hood ........................................................454
How to start the engine ................... 185
Identification number ...................... 564
If the engine will not start............... 546
Ignition switch (engine switch)..... 185
Overheating ........................................ 555
Engine compartment cover ............. 456
Engine coolant....................................... 459 Capacity ................................................ 566
Checking............................................... 459
Preparing and checking before winter ......................................371
Engine immobilizer system ................. 68
Engine oil ................................................. 457 Capacity ................................................ 564
Checking................................................457
Preparing and checking before winter ......................................371
Engine switch .......................................... 185
Engine switch light ............................... 396
Event data recorder (EDR) ...................10 Flat tire ...................................................... 533
Floor mats.................................................... 24
Fluid
Automatic transmission ................. 568
Brake........................................................569
Steering .................................................. 570
Washer ................................................... 467
Fog lights.................................................. 204 Switch ................................................. 204
Four-wheel drive system................... 336
Front passenger occupant classification system ............................46
Front passenger’s seat belt reminder light ....................................... 513
Front seats .................................................. 118 Adjustment............................................... 118
Cleaning................................................... 441
Correct driving posture .................... 26
Driving position memory...................131
Head restraints .....................................136
Seat heaters .......................................... 394
Seat position memory .........................131
Front turn signal lights .......................... 194 Replacing light bulbs ....................... 494
Turn signal lever ...................................194
Wattage ................................................... 571F