Toyota Tacoma 2012 Owner's Manual page 570

6-1. Specifications
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Toyota recommends the use of gasoline containing detergent additives
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Toyota recommends the use of gasoline that contains detergent additives
to avoid build-up of engine deposits.
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All gasoline sold in the US contains detergent additives to clean and/or
keep clean intake systems.
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Toyota recommends the use of cleaner burning gasoline
Cleaner burning gasoline, including reformulated gasoline that contains
oxygenates such as ethanol or MTBE (Methyl Tertiary Butyl Ether) is
available in many areas.
Toyota recommends the use of cleaner burning gasoline and appropriately
blended reformulated gasoline. These types of gasoline provide excellent
vehicle performance, reduce vehicle emissions and improve air quality.
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Toyota does not recommend blended gasoline
DO NOT use gasoline
containing more than
10% ethanol.
(15% ethanol)
(50% ethanol)
(85% ethanol)
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If you use gasohol in your Toyota, be sure that it has an octane rating no
lower than 87.
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Toyota does not recommend the use of gasoline containing methanol.
570
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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).