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Fuel information
You must only use unleaded gaso-
line.
LC500:
Select premium unleaded gasoline
with a Research Octane Number of
98 or higher for optimum engine
performance.
If this premium type cannot be
obtained, you may temporarily use
unleaded gasoline with a Research
Octane Number as low as 91.
The use of such gasoline may cause
the engine to knock or drastically
reduce output to protect itself
while driving with a heavy load. To
avoid this, refill the tank with pre-
mium unleaded gasoline as soon as
possible.
LC500h:
Select premium unleaded gasoline
with a Research Octane Number of
95 or higher for optimum engine
performance.
If this premium type cannot be
obtained, you may temporarily use
unleaded gasoline with a Research
Octane Number as low as 91.
8-1. Specifications
Use of ethanol blended gasoline in a
■
gasoline engine
Except for Thailand
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.
For Thailand
Lexus allows the use of ethanol blended
gasoline where the ethanol content is up to
20%. 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.
NOTICE
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.
435
8
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