Lexus LS 460 2017 Manual page 666

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666
8-1. Specifications
Use of ethanol blended gasoline in a gasoline engine (except for Korea)
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.
Use of ethanol blended gasoline in a gasoline engine (for Korea)
Use only gasoline containing up to 15% eth-
anol.
DO NOT use any flex-fuel or gasoline that
could contain more than 15% ethanol,
including from any pump labeled E30, E50,
E85 (which are only some examples of fuel
containing more than 15% ethanol).
Make sure that the ethanol blended gasoline to be used has a suitable Research
Octane Number.
If your engine knocks
Consult your Lexus dealer.
You may occasionally notice light knocking for a short time while accelerating or
driving uphill. This is normal and there is no need for concern.
NOTICE
Notice on fuel quality
Do not use improper fuels. If improper fuels are used, the engine will be dam-
aged.
Do not use leaded gasoline.
Leaded gasoline will cause the three-way catalytic converter to lose its effective-
ness and the emission control system to function improperly.
Do not use the methanol blended gasoline such as M15, M85, M100.
The use of gasoline containing methanol may cause engine damage or failure.
DO NOT use gasoline con-
taining more than 15% ethanol.
(30% ethanol)
(50% ethanol)
(85% ethanol)

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