differential Lexus IS250 2012 Operating the lights and windshield wipers / LEXUS 2012 IS250,IS350 OWNERS MANUAL (OM53A87U)

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2-1. Driving procedures
NOTICE
■If you get a flat tire while driving
A flat or damaged tire may cause the following situations. Hold the steering wheel
firmly and gradually press the brak e pedal to slow down the vehicle.
●It may be difficult to control your vehicle.
●The vehicle will make abnormal sounds.
●The vehicle will behave abnormally.
Information on what to do in case of a flat tire ( P. 4 9 2 )
■When encountering flooded roads
Do not drive on a road that has flooded after heavy rain etc. Doing so may cause the
following serious damage to the vehicle.
●Engine stalling
●Short in electrical components
●Engine damage caused by water immersion
In the event that you drive on a flooded road and the vehicle is flooded, be sure to
have your Lexus dealer check the following.
●Brake function
●Changes in quantity and quality of oil an d fluid used for the engine, transmission,
transfer (AWD vehicles), differential, etc.
●Lubricant condition for the propeller shaft (AWD vehicles), bearings and suspen-
sion joints (where possible) and the function of all joints, bearings, etc.

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6-1. Specifications
Electrical system
DifferentialFront
Rear
*: Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the factory. Use Lexus approved “Toyota Genuine Differential Gear Oil” or an
equivalent of matching quality to satisf y 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 0 F (-18 C): SAE90
Below 0 F (-18 C): 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