Do I need a new MAP sensor?

[Len Sabatine]

     Are you comparing English to Metric Data Screens ?
     Len

>I just noticed some strange stuff with this car I've had for a month or two
>now.... it's a 90 vette, and the first MAP car I've had.
>
>I did some spirited Diacom runs, and noticed the MAP readings only went to
>29 at the highest measurement. Having never owned a MAP car and not studying
>up on them yet, I didn't know if this was normal or not. Now I'm digging
>around and notice on Mike Davis' site some Diacom snapshots from his MAP
>runs and notice his MAP readings hit 96. Here's a couple pictures of what
>I'm talking about:
>
>My MAP Runs:
>
>http://www.corvetteforum.net/c4/marcho/images/29map.jpg
>http://www.corvetteforum.net/c4/marcho/images/29map2.jpg
>
>and Mike's MAP Run:
>
>http://www.eecis.udel.edu/~davis/gm-eproms/ecm_swap_730/map-test.gif
>
>Why would my MAP readings be so low? The car runs great. Do I need a new MAP
>sensor?
>
>Craig M.
>
>
>
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