spark plugs Lexus IS F 2011 Owner's Manual

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6-1. Specifications
IS F_EE
Ignition system
Electrical system
Differential
*: 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 satisfy the above specifica-
Spark plug
Make
GapDENSO FK20HBR11
1.1 mm (0.043 in.)
NOTICE
Iridium-tipped spark plugs
Use only iridium-tipped spark plugs. Do not adjust gap when tuning the
engine.
Battery
Open voltage* at
20C (68F):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 capacity1.35 L (1.42 qt., 1.19 Imp. qt.)
Oil type and viscosity*Toyota Genuine Differential Gear
Oil LX 75W-85 GL-5 or equivalent