Introduced with Custom Code v7.1
Custom Code v7.1 introduced two new methods to help users with their ethanol needs: tachometer display and override. Users who have an ethanol sensor installed can use the https://mgflasher.atlassian.net/wiki/spaces/MGFLASHER/pages/664600755 feature to display the current fuel ethanol level on the dash. Users without ethanol sensors can also use the display feature together with the override feature. If an ethanol sensor is broken or not installed, users can tell their ecu how much ethanol is in their fuel using the https://mgflasher.atlassian.net/wiki/spaces/MGFLASHER/pages/664698998feature.
MG Flasher @ 2021