Thread: Toyota FTS report engine issues with FR-S running 91 octane
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Old 08-05-2012, 01:52 AM   #19
ahausheer
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Quote:
Originally Posted by Ben_G View Post
I know that the Subaru owner's manual says that "If unleaded gasoline with an octane rating of 93 AKI (98 RON) is not available, unleaded gasoline with an octane rating of 91 AKI (95 RON) may be used with no detriment to engine durability or driveability."

BUT...........
Subaru Canada website say that the recommended MINIMUM octane (AKI) (*required octane) is 93..... so perhaps the 91 Octane is pushing the limits a bit?
Different ECU's?
Is 93 available universally in Canada?
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