To account for this, flex fuel vehicles have a wider range of injector pulse width allowing up to 40% more liquid fuel into the fuel air mixture. Injector pulse width is the time a fuel injector is held open allowing fuel to flow through it.
Flex Fuel Cars >> 2012 Nissan Titan Reviews and Rating | Motor Trend

Flex Fuel Cars >> 2012 Nissan Titan Reviews and Rating | Motor Trend

Clean Fuels: E85 Flexible Fuel Vehicles (FFVs) Click here for print version of FFV list. Flex fuel capability comes on the vehicle models and engine sizes indicated below. * Indicates the MY2017-18 flex fuel version is available for fleets only . Please check the fuel lid door or consult your dealer.
Flex Fuel Cars >> FORD Flex specs - 2009, 2010, 2011, 2012 - autoevolution

Flex Fuel Cars >> FORD Flex specs - 2009, 2010, 2011, 2012 - autoevolution