Quote:
Originally Posted by cnk
There is already an E85 map if you want to run just E85. What is happening now is Flex Fuel which uses a sensor to detect the amount of ethanol content in the fuel and adjust mapping on the fly so that you no longer have to load up different maps. So, for example, whereas you have to run the tank almost dry before switching from E85 to 91/93 or vice-versa, with the flex fuel tune and kit, you can just fill up with whatever you want whenever and it will adjust accordingly.
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thanks for explaining this now I understand whats going on.
why do people assume everybody knows whats going on?