2018 Lexus GS350 oil type

15Pictorial index
GS350_300_GS F_OM_OM30G34U_(U)
Doors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 137
Locking/unlocking. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 137
Opening/closing the door glasses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 175
Locking/unlocking by using the mechanical key . . . . . . . . . . . . . . . . . . . . . . . . P. 501
Warning lights/warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 436, 443
Windshield wipers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 223
Precautions against winter season . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 296
To prevent freezing (windshield wiper de-icer)*. . . . . . . . . . . . . . . . . . . . . . . . P. 314
Precautions against car wash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 360
Fuel filler door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 228
Refueling method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 228
Fuel type/fuel tank capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 521
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 393
Tire size/inflation pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 528
Winter tires/tire chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 29 6
Checking/rotation/tire pressure warning system . . . . . . . . . . . . . . . . . . . . . . P. 393
Coping with flat tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 472, 483
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 373
Opening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 373
Engine compartment cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 379
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 522
Coping with overheat. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 509
Warning messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 443
Headlights/front side marker lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 216
Front turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 210
Parking lights/daytime running lights. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 216
Side turn signal lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 210
1
2
3
4
5
Light bulbs of the exte rior lights for driving
(Replacing method: P. 418, Watts: P. 531)
*: If equipped
6
7
8

382
GS350_300_GS F_OM_OM30G34U_(U)6-3. Do-it-yourself maintenance
Reinsert the dipstick fully.
Holding a rag under the end, pull the
dipstick out and check the oil level.
Low
Normal
Excessive
The shape of the dipstick may differ depending on the type of vehicle or engine.
Wipe the dipstick and reinsert it fully.
4
5
1
2
3
Flat dipstickNon-flat dipstick
6

GS350_300_GS F_OM_OM30G34U_(U)
3836-3. Do-it-yourself maintenance
6
Maintenance and care
■Adding engine oil
If the oil level is below or near the low level mark, add engine oil of the same
type as that already in the engine.
Make sure to check the oil type and prepare the items needed before adding
oil.
Remove the oil filler cap by turning it counterclockwise.
Add engine oil slowly, checking the dipstick.
Install the oil filler cap by turning it clockwise.
GS350GS300
GS F
Engine oil selection →P. 522, 524
Oil quantity (Low → Full) 1.6 qt. (1.5 L, 1.3 Imp.qt.)
Items Clean funnel
1
2
3

526
GS350_300_GS F_OM_OM30G34U_(U)8-1. Specifications
*: The fluid capacity is the quantity of reference.
If replacement is necessary, contact your Lexus dealer.
Electrical system
Battery
Open voltage at 68 °F (20 °C):12.3 V or higher
(Voltage is checked 20 minutes after the engine
and all lights are turned off.)
Charging rates5 A
Automatic transmission
Fluid capacity*
GS350 (2WD)10.0 qt. (9.5 L, 8.4 Imp.qt.)
GS350 (AWD)10.6 qt. (10.0 L, 8.8 Imp.qt.)
GS3009.2 qt. (8.7 L, 7.7 Imp.qt.)
GS F11.8 qt. (11.2 L, 9.9 Imp.qt.)
Fluid typeToyota Genuine ATF WS
NOTICE
■Automatic transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may cause deterioration
in shift quality, locking up of your transm ission accompanied by vibration, and ulti-
mately damage the transmission of your vehicle.
Front differential (AWD models)
Oil capacity0.74 qt. (0.70 L, 0.62 Imp.qt.)
Oil type and viscosityToyota Genuine Differential gear oil GL-5 or equivalent
Above 0 °F (-18 °C): SAE90
Below 0 °F (-18 °C): SAE80W or SAE80W-90

GS350_300_GS F_OM_OM30G34U_(U)
5278-1. Specifications
8
Vehicle specifications
GS350/GS300
GS F
*1: Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the factory.Use Lexus approved “Toyota Genuine Differen tial Gear Oil” or an equivalent oil of
matching quality to satisfy the above specification. Please contact your Lexus dealer
for further details.
*2: Torque transfer modules are located on the ri ght and left sides of the rear differential
unit.
*3: Using torque transfer module fluid other than “Toyota Genuine ATF WS” may cause deterioration of performance, vibration, or ultimately damage the TVD system of your
vehicle.
*: Minimum pedal clearance when depressed wi th a force of 112.4 lbf (500 N, 51.0 kgf)
while the engine is running.
Rear differential
Oil capacity1.43 qt. (1.35 L, 1.19 Imp.qt.)
Oil type and viscosity
Vehicles without LSD (Limited Slip Differential):
Toyota Genuine Differential gear oil LT
75W-85 GL-5 or equivalent
*1
Vehicles with LSD (Limited Slip Differential):
Toyota Genuine Differential gear oil LX 75W-85 GL-5
or equivalent
*1
DifferentialTorque transfer module*2
Oil capacity 1.43 qt. (1.35 L, 1.19 Imp. qt.)
Left-hand side:
0.74 qt. (0.70 L, 0.62 Imp. qt.)
Right-hand side:
0.74 qt. (0.70 L, 0.62 Imp. qt.)
Oil type and
viscosity Toyota Genuine Differential gear
oil LT
75W-85 GL-5 or equivalent
*1Toyota Genuine ATF WS*3
Brakes
Pedal clearance*GS350/GS3004.0 in. (102 mm) Min.
GS F4.4 in. (112 mm) Min.
Pedal free play0.04 — 0.24 in. (1.0 — 6.0 mm)
Brake pad wear limit0.04 in. (1.0 mm)
Parking brake lining wear limit0.04 in. (1.0 mm)
Fluid typeSAE J1703 or FMVSS No. 116 DOT 3

585Alphabetical index
GS350_300_GS F_OM_OM30G34U_(U)
Engine oil maintenance data ........... 366
Engine switch ........................................... 197Auto power off function................... 199
Changing the engine switch modes ................................................... 198
If your vehicle has to be stopped in an emergency ..........425
Starting the engine ..............................197
EPS (Electric Power Steering) ....... 289 Function ................................................. 289
Warning light .......................................435
Warning message .............................. 441
Event data recorder (EDR) ...................10
Expert mode ........................................... 292
First-aid kit storage net ...................... 335
Flat tire Vehicles with spare tire .................. 472
Vehicles without spare tire .......... 483
Floor mats ................................................... 32
Fluid Automatic transmission ..................526
Brake ........................................................ 527
Washer ...................................................392
Footwell light .......................................... 327
Front passenger occupant classification system ............................ 52
Front personal lights............................ 328 Front seats .................................................158
Adjustment............................................. 158
Cleaning................................................. 362
Correct driving posture .................... 34
Driving position memory................ 160
Head restraints .....................................165
Power easy access system ............ 160
Seat heaters .......................................... 323
Seat position memory ...................... 160
Seat ventilators.................................... 323
Front side marker lights....................... 216 Light switch............................................. 216
Replacing light bulbs ....................... 420
Welcome light illumination control................................................... 138
Front turn signal lights .......................... 210 Replacing light bulbs ............ 419, 420
Turn signal lever ...................................210
Wattage ...................................................531
Fuel Capacity................................................... 521
Fuel gauge ...................................... 87, 94
Fuel pump shut off system ............ 433
Information............................................ 532
Type............................................................ 521
Warning light ....................................... 436
Warning messages ............................ 441
Fuel consumption Average fuel consumption............................ 102, 109
Average fuel consumption after refueling .......................... 102, 109
Current fuel consumption.... 102, 109
F

600
GS350_300_GS F_OM_OM30G34U_(U)GAS STATION INFORMATION
Auxiliary catch leverTrunk openerFuel filler door
P. 373 P. 143 P. 229
Hood lock release leverTire inflation pressure
P. 373
P. 528
Fuel tank capacity
(Reference) 17.5 gal. (66.3 L, 14.6 Imp.gal.)
Fuel type
Unleaded gasoline only P. 521
Cold tire inflation
pressure P. 528
Engine oil capacity
(Drain and refill —
reference) P. 522
Engine oil type
P. 522