Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
A flex-fuel vehicle is specially designed to run on any ethanol blend up to 85 percent ethanol. Special onboard diagnostics “read” the fuel blend, enabling drivers to fuel with E85 or gasoline in any combination. The computer adjusts the vehicle’s fuel injection and ignition timing to compensate for the different fuel mixtures.
