Hey Craig return that overpriced OBD2 scanner and get one of these, good for quickly checking codes and reading basic OBD data:
https://www.amazon.com/s/ref=nb_sb_s...=1HTWAJMM7RWSN

And these with the appropriate software to do the more advance ford diagnostics:
https://www.amazon.com/s/ref=nb_sb_n...3Aobd2+ford+pc

Between those two you should get some good fuel tables to go off of when you tune that carb.