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Why would the engine light come one if you put ethanol gas in a non ethanol gas car?
Wiki User
∙ 15y ago
that could be a pretty long list. I will cover the big ones. There is approximately 20% less energy in ethanol than there is in gasoline. It is possible that the computer module notices the difference and cannot compensate in the air fuel mix adequately to get a clean, efficient burn. Ethanol is a corrosive, or at least much more corrosive than gasoline or blended gasoline. Over time, ethanol will eat through rubber based gaskets, seals and hoses. That will cause all kinds of problems for your car from the fuel pump, right down to the injectors.
Wiki User
∙ 15y ago
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