MFA question (what about boost)

[amalventano1@home.com (Allyn)]

I think the stock sensor full range is 2 bar absolute (15 lbs boost). Now if the ecu does anything
with it past 15# (i.e. if its mapped for it), is a different story.
Al

----- Original Message -----
From: "Dan Bubb" <jdbubb@ix.netcom.com>
To: "Cory Langford" <cory.langford@icbc.com>; "scirocco" <scirocco-l@scirocco.org>
Sent: Sunday, January 27, 2002 7:44 PM
Subject: Re: MFA question (what about boost)


> I'm pretty sure the upshift indicator is a seperate little switch that
> mounts in the vacuum line next to the distributor.
> As far as the MFA and boost, I imagine the pressure sensor has a range from
> 0-15 psi absolute. Once you hit the limit the voltage output doesn't change,
> so once you hit boost the sensor output will be maxed at atmospheric. So, as
> long as the sensor survives everything is OK bearing in mind the mileage
> readout will be inaccurate (big suprise!!!)
> Dan
>
> ----- Original Message -----
> From: Cory Langford <cory.langford@icbc.com>
> To: scirocco <scirocco-l@scirocco.org>
> Sent: Friday, January 25, 2002 2:15 PM
> Subject: RE: MFA question (what about boost)
>
>
> >
> >
> > I have been thinking a little about that Vacuum attachment.  Does all it
> > control is the Fuel Mileage and Upshift indicator?  I am trying to
> > figure out what it will do when it stops seeing vacuum and sees boost...
> >
> > --
> > Cory Langford
> > '86 Oettinger turbo project
> > '82 beater (winter driver)
> >
> >
> > -----Original Message-----
> > From: Dan Bubb
> > Sent: Friday, January 25, 2002 7:39 AM
> > To: Euroroc II
> > Subject: Re: MFA question
> >
> >
> > The MFA gets inputs from the speedometer, vacuum signal from the engine,
> > temp sensor in the front bumper, and an oil temp sensor.
> > It doesn't care what engine or injection system you run. (for instance,
> > I currently have a Haltech installed on my engine) The fuel mileage
> > readout isn't worth a damn if you make substantial changes to the engine
> > (like going to a 2.0!) cause the manifold vacuum is different for a
> > given amount of power.
> > Dan
> >
> > _______________________________________________
> > Scirocco-l mailing list
> > Scirocco-l@scirocco.org
> > http://neubayern.net/mailman/listinfo/scirocco-l
>
>
>
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