TunerPro User Forum

I am not getting any correlation between map volts, kpa and Hg. The MAP volts are tracking with what I should be getting but the kpa and Hg values are not correct. It makes the history table useless. What is wrong and were do I look to correct the calibration?
1228747 AKWA.

New for me too:

http://www.gearhead-efi.com/Fuel-Inject ... -Tutorials

http://www.moates.net/gm-19851995-c-64.html

hope this helps some.