Lexus LS 600h L 2012 Owner's Manual page 563

6-1. Specifications
Lexus recommends the use of gasoline containing detergent additives
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Lexus recommends the use of gasoline that contains detergent additives to
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avoid build-up of engine deposits.
All gasoline sold in the US contains detergent additives to clean and/or keep
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clean intake systems.
Lexus recommends the use of cleaner burning gasoline
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Cleaner burning gasoline, including reformulated gasoline that contains oxygen-
ates such as ethanol or MTBE (Methyl Tertiary Butyl Ether) is available in many
areas.
Lexus recommends the use of cleaner burning gasoline and appropriately blended
reformulated gasoline. These types of gasoline provide excellent vehicle perfor-
mance, reduce vehicle emissions and improve air quality.
Lexus does not recommend blended gasoline
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DO NOT use gasoline contain-
ing more than 10% ethanol.
(15% ethanol)
(50% ethanol)
(85% ethanol)
If you use gasohol in your Lexus, be sure that it has an octane rating no lower
●
than 87.
Lexus does not recommend the use of gasoline containing methanol.
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560
Use only gasoline containing a maxi-
●
mum of 10% ethanol.
DO NOT use any flex-fuel or gasoline
that could contain more than 10% etha-
nol, including from any pump labeled
E15, E30, E50, E85 (which are only
some examples of fuel containing more
than 10% ethanol).