Just went out and checked......inches of mercury on
the 2003 (problem) Dak without running is 29.2,same as
my own Dak,and the Grand Cherokee. Well,I guess my
problem is somewhere else......
Thanks!
Steve P.
--- jon@dakota-truck.net wrote:
>
> Steve Preston <steveophonic@yahoo.com> wrote:
>
> > I don't have that function,apparently. I can only
> read
> > the inches in HG's with my laptop scan tool. If
> you
> > need the actual barometric pressure for my area,I
> can
> > find that out.
>
>
> Inches of Hg (mercury) are the units of measure
> used to convey
> barometric pressure. You can tell what the MAP
> thinks the ambient
> barometric pressure is by reading the inches in HG
> with your scanner
> when the engine is not running. I believe that is
> what Bernd is
> referring to - find out what your MAP sensor is
> reading when the
> engine isn't running. If its 28 or lower or 31 or
> higher, chances are
> the sensor is bad. (Though just to be sure, you can
> compare the
> reading to a barometer or a nearby weather station
> just in case you're
> in a very high or low pressure area and/or at an
> extreme altitude.)
>
> So umm, I guess to make a long-ish paragraph
> shorter, your scanner
> already has the ability to take the reading Bernd
> was asking for, you
> just need to do it with the engine off.
>
> --
> -Jon-
>
> .- Jon Steiger -- jon@dakota-truck.net or
> jon@jonsteiger.com -.
> | '96 Kolb Firefly, '96 Suzuki Intruder,
> Miscellaneous Mopars |
> `--------------------------------
> http://www.jonsteiger.com --'
>
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