At 3:39 PM -0800 12/12/03, Ian McCloghrie wrote:
>On Dec 12, 2003 Erik Van-der-Mey wrote:
>> from monitoring my boost pressure that my "stock" boost level is in
>> the area of 0.8 bar (about 11-12 psi) above atmospheric. The service
>
>Some cars (such as many Audis) regulate manifold pressure to an absolute
>level, not a relative one, to compensate for altitude. So while an
>Audi S4 might have 9 psi of boost at sea level, it could be up to 12psi
>in Denver.
>
>--Ian
Probably why all of the measurements in the ECU are in absolute
pressure (i.e. 2.2 bar max) and that the ECU also monitors
atmospheric pressure as a variable as well.
Regards,
--
Erik Van-der-Mey http://erik.vandermey.net/
2002 VW Silver Hare http://vw.com/GTI337/
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