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Re: Chrysler PID's - MAP volts vs MAP in hg.
Posted to Technical Discussion Forum on 3/14/2002

I'm gonna take a stab at thid but I don't know how accurate it will be.

Map volts is live data. It is what the PCM actually reads. MAP in hg is calculated. It is what the PCM thinks is going on from rpm,tps volts,map volts, and one other I can't remember. An... Login to read more.