Phil Jenkins <bugnik@yahoo.com> wrote:
> Ok, I hook up my scanner with engine off. I have 29"
> of barometric pressure from MAP sensor. Start truck,
> at idle I have about 11" showing on the scanner.
> 29-11=18" of vacuum. I plug the exhaust and have 20"
> on the scanner. 29-20=9" of vacuum. Less vacuum with
> exhaust plugged, higher reading on scanner. Does that
> sound right? (Pouring some gasoline on the fire.)
Your results are exactly what I would expect to happen, yep!
--
-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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