MAP vs KPA ...
...just splitting up some quetions since my original "pe vs rpm used in open loop" thread is getting so long .....
When I cruise around the Scanmaster displays "MAP" readings of about 8 - 15 ...this is obviously not the same "MAP" as the BLM control MAP where it says "minimum MAP for BLM update" ......so .....just what is that "MAP" on the Scanmaster ...just a signal of some kind? ...it couldn't be KPA. I think the MAP values in the BLM control area are actually KPA, do I have this right?
When I cruise around the Scanmaster displays "MAP" readings of about 8 - 15 ...this is obviously not the same "MAP" as the BLM control MAP where it says "minimum MAP for BLM update" ......so .....just what is that "MAP" on the Scanmaster ...just a signal of some kind? ...it couldn't be KPA. I think the MAP values in the BLM control area are actually KPA, do I have this right?
Re: MAP vs KPA ...
Its all explained in my online ScanMaster writeup.... ScanMaster displays MAP in "Hg. You need to convert "Hg to kPa to compare the MAP value to the kPa Cell boundaries. You will have the same issues with the other tables that reference MAP... e.g. - timing advance, because the tables are all in kPa.
http://members.aol.com/InjuneerZZ/ScanMast.htm
http://members.aol.com/InjuneerZZ/ScanMast.htm
Re: MAP vs KPA ...
Thanks Inj. ...I actually have your writeup saved, just haven't looked for awhile. lol, I noticed after posting this that on Datamaster it says "MAP (KPA)" or something to that extent.
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tdigger9899
General 1967-2002 F-Body Tech
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Sep 7, 2015 10:56 AM



