2018 Lexus GX460 check oil

GX460_OM_OM60Q09U_(U)
5076-3. Do-it-yourself maintenance
6
Maintenance and care
■LED lights
The headlight low beams, parking lights/daytime running lights, front side marker lights,
fog lights, side turn signal lig hts, high mounted stoplight, stop/tail lights and license plate
lights consist of a number of LEDs. If any of the LEDs burn out, take your vehicle to your
Lexus dealer to have the light replaced.
■Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not indicate a
malfunction. Contact your Lexus dealer for mo re information in the following situations:
●Large drops of water are built up on the inside of the lens.
●Water has built up inside the headlight.
CAUTION
■Replacing light bulbs
●Turn off the headlights. Do not attempt to replace the bulb immediately after turning
off the headlights.
The bulbs become very hot and may cause burns.
●Do not touch the glass portion of the light bu lb with bare hands. When it is unavoid-
able to hold the glass portion, use and hold with a clean dry cloth to avoid getting
moisture and oils on the bulb.
Also, if the bulb is sc ratched or dropped, it may blow out or crack.
●Fully install light bulbs and any parts used to secure them. Failure to do so may result
in heat damage, fire, or water entering th e headlight unit. This may damage the head-
lights or cause condensation to build up on the lens.
●Do not attempt to repair or disassemble light bulbs, connectors, electric circuits or
component parts.
Doing so may result in death or se rious injury due to electric shock.
■To prevent damage or fire
●Make sure bulbs are fully seated and locked.
●Check the wattage of the bulb before installing to prevent heat damage.

5337-2. Steps to take in an emergency
GX460_OM_OM60Q09U_(U)
7
When trouble arises
Indicates that the automatic transmission fluid tempera-
ture is too high A 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 headlight 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 washer fluid level is low
→Add washer fluid.
Warning messageDetails/Actions
(Flashes)

572
GX460_OM_OM60Q09U_(U)8-1. Specifications
■Engine number
The engine number is stamped on the engine block as shown.
*: The engine oil capacity is a reference quantity to be used when changing the engine
oil. Warm up and turn off the engine, wait more than 5 minutes, and check the oil level
on the dipstick.
Engine
Model4.6 L 8-cylinder (1UR-FE)
Type8-cylinder V type, 4-cycle, gasoline
Bore and stroke3.70 × 3.27 in. (94.0 × 83.0 mm)
Displacement281.2 cu.in. (4608 cm3)
Valve clearanceAutomatic adjustment
Drive belt tensionAutomatic adjustment
Fuel
Fuel typeUnleaded gasoline only
Octane rating91 (Research Octane Number 96) or higher
Fuel tank capacity (Reference)23.0 gal. (87 L, 19.1 Imp.gal.)
Lubrication system
Oil capacity
(Drain and refill — reference*)
With filter
Without filter8.2 qt. (7.8 L, 6.9 Imp.qt.)
7.8 qt. (7.4 L, 6.5 Imp.qt.)

GX460_OM_OM60Q09U_(U)
5758-1. Specifications
8
Vehicle specifications
*: Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the factory.Use Lexus approved “Toyota Genuine Differ ential Gear Oil” or an equivalent of
matching quality to satisfy the above specification. Please contact your Lexus dealer
for further details.
*: Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the factory. Use Lexus approved “Toyota Genuine Differ ential Gear Oil” or an equivalent of
matching quality to satisfy the above specification. Please contact your Lexus dealer
for further details.
Electrical system (battery)
Specific gravity reading at
68 °F (20 °C):12.6 ⎯ 12.8 V Fully charged
12.2 ⎯ 12.4 V Half charged
11.8 ⎯ 12.0 V Discharged
Voltage is checked 20 minutes after the engine
and all the lights are turned off.
Charging rates5 A max.
Front differential
Oil capacity1.48 qt. (1.40 L, 1.23 Imp.qt.)
Oil type and viscosity*Toyota Genuine Differential Gear Oil LT 75W-85
GL-5 or equivalent
Rear differential
Oil capacity2.85 qt. (2.70 L, 2.38 Imp.qt.)
Oil type and viscosity*Toyota Genuine Differential Gear Oil LT 75W-85
GL-5 or equivalent

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