See my Options.txt...
Goto almost the end where is says AD1 and AD2...
my AFR = v * 1.000 + 11.000 so my constants are 1.000 and 11.000
change yours to 2.000 and 10.000.
Also there you will see how ECT is converted to *F...
When you press ENTER on V2's keypad, the LCD displays these alternate units (as defined by these conversions).