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8
8-1. Specifications
Vehicle specifications
■ Use of ethanol blended gasoline in a
gasoline engine
Lexus allows the use of ethanol blended
gasoline where the ethanol content is up to
10%. Make sure that the ethanol blended
gasoline to be used has a Research Octane
Number that follows the above.
■ If your engine knocks
● Consult your Lexus dealer.
● You may occasionally notice light knock-
ing for a short time while accelerating or
driving uphill. This is normal and there is
no need for concern.
Fuel information
You must only use unleaded gaso-
line.
Select unleaded gasoline with a
Research Octane Number of 91
(octane rating 87) or higher for
optimum engine performance.
■ Notice on fuel quality
● Do not use improper fuels. If improper
fuels are used, the engine will be dam-
aged.
● Do not use gasoline with metallic addi-
tives, for example manganese, iron or
lead, otherwise it may cause damage
on your engine or emission control
system.
● Do not add aftermarket fuel additives
which contain metallic additives.
● Do not use the methanol blended gas-
oline such as M15, M85, M100. The
use of gasoline containing methanol
may cause engine damage or failure.
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