2010 Lexus IS250 oil type

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4-3. Do-it-yourself maintenance
■Adding engine oil
If the oil level is below or near the
low level mark, add engine oil of
the same type as 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.
Engine oil
selectionP. 5 2 3
Oil quantity
(Low  Full)1.6 qt. (1.5 L, 1.3 Imp. qt.)
ItemsClean funnel
STEP1
STEP2
STEP3

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6-1. Specifications
Electrical system
Differential
Front
Rear
*: “Toyota Genuine Differential Gear Oil” is filled in your Lexus vehicle at the fac-
tory. Use Lexus approved “Toyota Genuine Differential Gear Oil” or an equiv-
alent of matching quality to satisfy the above specification. Please contact your
Lexus dealer for further details.
Battery
Open voltage* 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 checked 20 minutes after
the engine and all the lights are turned
off)
Charging rates5 A max.
Oil capacity0.74 qt. (0.70 L, 0.61 Imp. qt.)
Oil typeHypoid gear oil API GL-5
Oil viscosityAbove -18C (0F): SAE90
Below -18C (0F): SAE80W or SAE80W-90
Oil capacity
IS350:
1.42 qt. (1.35 L, 1.19 Imp. qt.)
IS250:
1.20 qt. (1.15 L, 1.01 Imp. qt.)
Oil type and viscosity*“Toyota Genuine Differential Gear Oil LT 75W-85
GL-5” or equivalent

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6-1. Specifications
6
Vehicle specifications
Automatic Transmission
*: The fluid capacity is provided as a reference. If replacement is necessary, con-
tact your Lexus dealer.
Manual Transmission
Clutch
IS350IS250 (2WD)IS250 (AWD)
Fluid capacity*8.3 qt.
(7.9 L, 6.9 Imp. qt.)7.9 q t .
(7.5 L, 6.5 Imp. qt.)9.9 q t .
(9.4 L, 8.2 Imp. qt.)
Fluid typeToyota Genuine ATF WS
NOTICE
Using automatic transmission fluid other than “Toyota Genuine ATF WS” may cause
deterioration in shift quality, locking up of your transmission accompanied by vibra-
tion, and ultimately damage the automatic transmission of your vehicle.
Gear oil capacity1.9 qt. (1.8 L, 1.6 Imp. qt.)
Gear oil typeAPI GL-5
Recommended gear oil viscositySAE75W-90
NOTICE
Using manual transmission gear oil other than “TOYOTA Genuine Manual
Transmission Gear Oil API GL-5” may cause occurrence of gear noise or other dete-
rioration.
Clutch free play0.2  0.6 in. (5  15 mm)
Fluid typeSAE J1703 or FMVSS No.116 DOT 3

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GAS STATION INFORMATION
Auxiliary catch lever
P. 3 9 7Trunk opener
P. 4 7Fuel filler door
P. 8 3
Hood lock release lever
P. 3 9 7Fuel filler door opener
P. 8 3Tire inflation pressure
P. 5 2 9
Fuel tank capacity17.2 gal. (65 L, 14.3 Imp. gal.)
Fuel typeUnleaded gasoline only P. 84, 522
Cold tire inflation
pressureP. 5 2 9
Engine oil capacity
(Drain and refill)
qt. (L, Imp. qt.)
IS250 IS250
(2WD models) (AWD models) IS350
Without filter 6.2 (5.9
, 5.2)6.3 (6.0, 5.3) 6.2 (5.9, 5.2)
With filter 6.6 (6.3, 5.5) 6.8 (6.4, 5.7) 6.6 (6.3, 5.5)
Engine oil typeToyota Genuine Motor Oil or equivalent
Oil grade: ILSAC multigrade engine oil P. 523