GX460_OM_OM60R27U_(U)
4496-3. Do-it-yourself maintenance
6
Maintenance and care
WARNING
The engine compartment contains many mechanisms and fluids that may move suddenly,
become hot, or become electrically energize d. To avoid death or serious injury, observe
the following precautions:
■When working on the engine compartment
●Keep hands, clothing and tools away from the moving fan and engine drive belt.
●Be careful not to touch the engine, radiator, exhaust manifold, etc. right after driving
as they may be hot. Oil and other fluids may also be hot.
●Do not leave anything that may burn easily, such as paper or rags, in the engine com-
partment.
●Do not smoke, cause sparks or expose an open flame to fuel or the battery. Fuel and
battery fumes are flammable.
●Be extremely cautious when working on the battery. It contains poisonous and corro-
sive sulfuric acid.
■When working near the electric cooling fans or radiator grille
Be sure the engine switch is off. With the engine switch in IGNITION ON mode, the
electric cooling fans may auto matically start to run if the air conditioning is on and/or
the coolant temperature is high. ( P. 457)
■When working on or under the vehicle
Do not get under the vehicle with just the jack supporting it.
Always use automotive jack stands or other solid supports.
■Safety glasses
Wear safety glasses to prevent flying or falling material, fluid spray, etc. from getting in
your eyes.
NOTICE
■If you remove the air cleaner filter
Driving with the air cleaner f ilter removed may cause excessive engine wear due to dirt
in the air.
GX460_OM_OM60R27U_(U)
4556-3. Do-it-yourself maintenance
6
Maintenance and careThe coolant level is satisfactory if it is between the “F” and “L” lines on the reser-
voir when the engine is cold.Reservoir cap
“F”
“L”
If the level is on or below the “L” line, add
coolant up to the “F” line.
WARNING
■Used engine oil
●Used engine oil contains potentially harm ful contaminants which may cause skin dis-
orders such as inflammation or skin canc er, so care should be taken to avoid pro-
longed and repeated contact. To remove used engine oil from your skin, wash
thoroughly with soap and water.
●Dispose of used oil and filters only in a sa fe and acceptable manner. Do not dispose of
used oil and filters in household trash, in sewers or onto the ground. Call your Lexus
dealer, service station or auto parts store for information concerning recycling or dis-
posal.
●Do not leave used engine oil within the reach of children.
NOTICE
■To prevent serious engine damage
Check the oil level on regular basis.
■When replacing the engine oil
●Be careful not to spill engine oil on the vehicle components.
●Avoid overfilling, or the engine could be damaged.
●Check the oil level on the dipstick every time you refill the vehicle.
●Be sure the engine oil filler cap is properly tightened.
Engine coolant
1
2
3
5227-2. Steps to take in an emergency
GX460_OM_OM60R27U_(U)
■If “Front Camera Unavailable” or “Front Camera Unavailable See Owner’s Manual” is
displayed
The following systems may be suspended until the problem shown in the message is
resolved. (P. 234, 511)
●PCS (Pre-Collision System)
●LDA (Lane Departure Alert)
●Automatic High Beam
●Dynamic radar cruise control
■If “Radar Cruise Control Unavailable” is shown
The dynamic radar cruise control sy stem cannot be used temporarily.
Use the system when it becomes available again.
■If “Maintenance Required Soon” is shown (U.S.A. only)
Indicates that all maintenance according to the driven distance on the maintenance
schedule
* should be performed s oon. Comes on approximatel y 4500 miles (7200 km)
after the message has been reset. If necessary, perform main tenance. Please reset the
message after the maintenance is performed. ( P. 441)
*: Refer to the separate “Scheduled Maintena nce” or “Owner’s Manual Supplement” for
the maintenance interval applicable to your vehicle.
■If “Maintenance Required Visit Your Dealer” is shown (U.S.A. only)
Indicates that all maintenance is required to correspond to the driven distance on the
maintenance schedule
*.
Comes on approximately 5000 miles (8000 km) after the message has been reset.
(The indicator will not work properly unless the message has been reset.) Perform the
necessary maintenance. Please reset the message after the maintenance is performed.
( P. 441)
*: Refer to the separate “Scheduled Maintena nce” or “Owner’s Manual Supplement” for
the maintenance interval applicable to your vehicle.
■If “Oil Maintenance Required Soon” is shown
Indicates that the engine oil should be scheduled to be changed.
Check the engine oil and change it if necessa ry. After changing the engine oil, make sure
to reset the message. ( P. 454)
■If “OIL MAINTENANCE REQU IRED” “Oil Maintenance Required Visit Your Dealer”
is shown
Indicates that the engine oil should be scheduled to be changed.
Check and change the engine o il, and oil filter by your Lexus dealer. After changing the
engine oil, make sure to reset the message. ( P. 454)
■If “Check Access System with Elec. Key” is shown
The smart access system with push-button star t may be malfunctioning. Have the vehicle
inspected by your Lexus dealer immediately.
554
GX460_OM_OM60R27U_(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.)
612Alphabetical index
GX460_OM_OM60R27U_(U)
MaintenanceDo-it-yourself maintenance.......... 447
Maintenance data ............................. 552
Maintenance requirements.......... 440
Resetting the message indicating maintenance is
required................................................ 441
Malfunction indicator lamp ................. 511
Meter Indicators................................................... 82
Instrument panel light control .........89
Meters........................................................ 88
Multi-information display ....................91
Warning lights ........................................ 82
Micro dust and pollen filter ............... 381
Mirrors Inside rear view mirror ....................... 151
Outside rear view mirror defoggers ............................................ 381
Outside rear view mirrors .............. 153
Vanity mirrors ......................................... 411
Moon roof................................................. 159 Jam protection function ................... 160
Operation ............................................... 159
MP3 disc
*
Multi-information display .......................91 BSM (Blind Spot Monitor)............357
Crawl Control .....................................344
Display contents ......................................91
Drive information .................................. 93
Dynamic radar cruise control......254
Intuitive parking assist ...................... 267
Language ............................................... 577
LDA (Lane Departure Alert) .......249
Multi-terrain Select............................284
Warning message ............................ 520 Multi-terrain Monitor ......................... 288
Multi-terrain Select ............................. 284
Navigation system
*
Odometer .................................................. 88
Off-road precautions ......................... 370
Oil
Engine oil ...............................................554
Front differential oil ........................... 557
Rear differential oil ............................ 557
Transfer.................................................. 558
Opener Back door..................................................112
Fuel filler door.......................................227
Hood........................................................450
Outside rear view mirrors .................. 153 Adjusting and folding ........................153
Blind Spot Monitor ........................... 357
Outside rear view mirror defoggers............................................ 381
Outside temperature display ............. 88
Overheating, Engine .......................... 546
Parking assist sensors (intuitive parking assist)...................266
Parking brake ........................................ 208 Operation..............................................208
Parking brake engaged warning buzzer ...............................208
Parking lights Light switch........................................... 209
Replacing light bulbs ....................... 497
M
N
O
P
620
GX460_OM_OM60R27U_(U)GAS STATION INFORMATION
Auxiliary catch leverFuel filler door
P. 450 P. 227
Hood lock release leverFuel filler door openerTire inflation pressure
P. 450 P. 227 P. 560
Fuel tank capacity
(Reference) 23.0 gal. (87 L, 19.1 Imp.gal.)
Fuel typeUnleaded gasoline with a Octa
ne Rating of 91 or higher
(Research Octane Number 96) P. 554, 562
Cold tire inflation
pressure P. 560
Engine oil capacity
(Drain and refill —
reference)With filter
Without filter 8.2 qt. (7.8 L, 6.9 Imp.qt.)
7.8 qt. (7.4 L, 6.5 Imp.qt.)
Engine oil type
“Toyota Genuine Motor
Oil” or equivalent
P. 554