map inhg

[69camaro5speed]

does anyone know why my map inhg goes up at wot i was thinking that is vac. should go down not up or is it like a ported vac signal also trying to figure out how to over lay a data log on the ve table to see where it needs changed cant seem to tell where to tune if i dont know where its lean or rich thanks

[Black02SS]

If you are using a wideaband you need to make a map in the scanner that mimics the VE table(s). The data will plot there and you will take the output from the MAP and copy it to the editor (paste and multiply w/labels).