2015 Lexus GX460 automatic transmission

452
GX460_OM_OM60L72U_(U)6-3. Do-it-yourself maintenance
Headlight aim
(
 P. 4 8 8 )• Phillips-head screwdriver
Light bulbs
( P. 4 9 0 )
• Bulb with same number and wattage rating as original
• Phillips-head screwdriver•Flathead screwdriver
•Wrench
Power steering fluid
level ( P. 4 6 3 )• Automatic transmission fluid DEXRON® II or III
•Rag or paper towel•Clean funnel
Radiator and con-
denser ( P. 4 6 1 )
Tire inflation pres-
sure (P. 4 7 5 )•Tire pressure gauge• Compressed air source
Wa s h e r f l u i d
( P. 4 6 7 )• Water or washer fluid containi ng antifreeze (for winter use)
• Funnel (used only for adding water or washer fluid)
ItemsPa r t s a n d t o o l s

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

511
GX460_OM_OM60L72U_(U)
7
When trouble arises
7-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer
sounds
Calmly perform the following actions if any of the warning lights comes on or
flashes. If a light comes on or flashes, but then goes off, this does not necessar-
ily indicate a malfunction in the system. However, if this continues to occur,
have the vehicle inspected by your Lexus dealer.
Warning light and warning buzzer list
Warning lightWarning light/Details/Actions
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer) Indicates that:
• The brake fluid level is low; or
• The brake system is malfunctioning.
 Immediately stop the vehicle in a safe place and contact your
Lexus dealer. Continuing to drive the vehicle may be dangerous.
Charging system warning light
Indicates a malfunction in the vehicle’s charging system
 Immediately stop the vehicle in a safe place and contact your
Lexus dealer.
(U.S.A.)
(Canada)
Malfunction indicator lamp Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system
 Have the vehicle inspected by your Lexus dealer immediately.
SRS warning light
Indicates a malfunction in:
• The SRS airbag system; or
• The seat belt pretensioner system
 Have the vehicle inspected by your Lexus dealer immediately.
(U.S.A.)
(Canada)
ABS warning light Indicates a malfunction in:
• The ABS; or
• The brake assist system
 Have the vehicle inspected by your Lexus dealer immediately.

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)

568
GX460_OM_OM60L72U_(U)8-1. Specifications
*: The fluid capacity is a reference quantity. If replacement is necessary, contact your
Lexus dealer.
*: Your Lexus vehicle is filled with “Toyota Ge nuine Transfer Gear oil LF” at the factory.
Use Lexus approved “Toyota Genuine Transfer Gear oil LF” or an equivalent of
matching quality to satisfy the above specif ication. Please contact your Lexus dealer
for further details.
Automatic transmission
Fluid
capacity
*
With air-cooled type
ATF cooler11.8 qt. (11.2 L, 9.9 Imp.qt.)
Without air-cooled
type ATF cooler11.6qt. (11.0 L, 9.7 Imp.qt.)
Fluid typeTo y o t a G e n u i n e AT F W S
NOTICE
■Transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may cause deterioration
in shift quality, locking up of the transmissi on accompanied by vibration and, ultimately,
damage to the vehicle’s transmission.
Transfer
Oil capacity1.5 qt. (1.4 L, 1.2 Imp.qt.)
Oil type*Toyota Genuine Transfer Gear oil LF or equivalent
Recommended oil viscositySAE 75W

570
GX460_OM_OM60L72U_(U)8-1. Specifications
Steering
Free playLess than 1.18 in. (30 mm)
Power steering fluid typeAutomatic transmission fluid DEXRON® II or III
Tires and wheels
Ti r e s i z eP265/60R18 109H
Tire inflation pressure
(Recommended cold tire
inflation pressure)
Front tire
32 psi (220 kPa, 2.2 kgf/cm2 or bar)
Rear tire
32 psi (220 kPa, 2.2 kgf/cm2 or bar)
Spare tire
32 psi (220 kPa, 2.2 kgf/cm2 or bar)
Wheel size18
 7 1 /2J
Wheel nut torque76 ft•lbf (103 N•m, 10.5 kgf•m)

GX460_OM_OM60L72U_(U)
5818-1. Specifications
8
Vehicle specifications
Glossary of tire terminology
Tire related termMeaning
Cold tire inflation pressure
Tire pressure when the vehicle has been parked for
three hours or more, or has not been driven more than 1
mile or 1.5 km under that condition
Maximum inflation pres-
sureThe maximum cold inflated pressure to which a tire may
be inflated, shown on the sidewall of the tire
Recommended inflation
pressureCold tire inflation pressure recommended by a manu-
facturer
Accessory weight
The combined weight (in excess of those standard items
which may be replaced) of automatic transmission,
power steering, power brakes, power windows, power
seats, radio and heater, to the extent that these items are
available as factory-installed equipment (whether
installed or not)
Curb weight
The weight of a motor vehicle with standard equipment,
including the maximum capacity of fuel, oil and coolant,
and if so equipped, air co nditioning and additional
weight optional engine
Maximum loaded vehicle
weight
The sum of:
(a) Curb weight
(b) Accessory weight
(c) Vehicle capacity weight
(d) Production options weight
Normal occupant weight150 lb. (68 kg) times the numb er of occupants specified
in the second column of Table 1* that follows
Occupant distributionDistribution of occupants in a vehicle as specified in the
third column of Table 1
* below
Production options weight
The combined weight of installed regular production
options weighing over 5 lb. (2.3 kg) in excess of the
standard items which they replace, not previously con-
sidered in curb weight or accessory weight, including
heavy duty brakes, ride levelers, roof rack, heavy duty
battery, and special trim
RimA metal support for a tire or a tire and tube assembly
upon which the tire beads are seated

618Alphabetical index
GX460_OM_OM60L72U_(U)
Alphabetical index
A/C ................................................ 380, 390Air conditioning filter......................... 481
ABS (Anti-lock Brake System)....... 345 Function ..................................................345
Warning light .......................................... 511
Active Traction Control .................... 346
Air conditioning filter ........................... 481
Air conditioning system ......... 380, 390 Air conditioning filter......................... 481
Micro dust and pollen filter .......... 385
Airbags ........................................................ 34 Airbag operating conditions ........... 42
Airbag precautions for your child........................................ 37
Airbag warning light ............................ 511
Correct driving posture .................... 26
Curtain shield airbag operating conditions........................ 42
Curtain shield airbag precautions ........................................... 37
General airbag precautions............ 37
Locations of airbags ............................ 34
Modification and disposal of airbags ..............................41
Side airbag operating conditions .............................................. 42
Side airbag precautions..................... 37
Side and curtain shield airbags operating conditions........................ 42
Side and curtain shield airbags precautions ........................................... 37
SRS airbags.............................................. 34
SRS warning light.................................. 511
Alarm Alarm........................................................... 70
Warning buzzer .................................... 511 Anchor brackets....................................... 57
Antennas (smart access system
with push-button start) ........................ 111
Anti-lock brake system (ABS) ..................................................... 345 Function .................................................. 345
Warning light .......................................... 511
Armrest ...................................................... 421
Assist grip .................................................422
Audio input
*
Audio system*
Automatic headlight leveling system .....................................198
Automatic High Beam ......................... 199
Automatic light control system ........ 196
Automatic transmission.......................190 If the shift lever cannot be shifted from P ...................................548
S mode...................................................... 192
AUX port
*
Auxiliary boxes ..................................... 404
AVS ........................................................... 335
Back door ................................................... 101
Back-up lights Replacing light bulbs ....................... 497
Wattage ................................................... 571
Battery .......................................................464 Battery checking ................................ 464
If the vehicle battery is discharged......................................... 552
Preparing and checking before winter ...................................... 371
Warning light .......................................... 511
Bluetooth
®*
A
B