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4-2. Maintenance
General maintenance
Engine compartment
ItemsCheck points
BatteryMaintenance-free. (P. 4 1 0 )
Brake fluidAt the correct level? (P. 4 0 8 )
Engine coolantAt the correct level? (P. 4 0 6 )
Engine oilAt the correct level? (P. 4 0 3 )
Exhaust systemNo fumes or strange sounds?
Radiator/condenser/hosesNot blocked with foreign matter?
(P. 4 0 8 )
Wa s h e r f l u i dAt the correct level? (P. 4 1 3 )
Listed below are the general maintenance items that should be performed
at the intervals specified in the “Warranty and Services Guide” or “Owners
Manual Supplement”. It is recommended that any problem you notice
should be brought to the attention of your Lexus dealer or qualified service
shop for advice.
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6-1. Specifications
6
Vehicle specifications
Lubrication system
■Engine oil selection
“Toyota Genuine Motor Oil” is used in your Lexus vehicle. Use Lexus
approved “Toyota Genuine Motor Oil” or equivalent to satisfy the follow-
ing grade and viscosity.
Oil grade: ILSAC multigrade engine oil
Recommended viscosity: SAE 5W-30
SAE 5W-30 is the best choice for
good fuel economy and good
starting in cold weather.
If SAE 5W-30 is not available,
SAE 10W-30 oil may be used.
However, it should be replaced
with SAE 5W-30 at the next oil
change.
IS250IS350
Oil capacity
Drain and refill
(Reference)
without filter
2WD models
AWD models
6.2 qt. (5.9 L, 5.2 Imp. qt.)
6.3 qt. (6.0 L, 5.3 Imp. qt.)6.2 qt. (5.9 L, 5.2 Imp. qt.)
with filter
2WD models
AWD models
6.6 qt. (6.3 L, 5.5 Imp. qt.)
6.8 qt. (6.4 L, 5.7 Imp. qt.)6.6 qt. (6.3 L, 5.5 Imp. qt.)
Outside temperature
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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