MAF BLM based tuning

Shannen Durphey shannen at grolen.com
Thu Jul 6 02:12:50 GMT 2000


Umm...  old Vettes run better sans MAF.  Ya gotta laugh when "limp
home" 
 adds power and driveability.

Shannen

Bruce Plecan wrote:
> 
> Ah ha,
> got it
> unplug MAF,
> tune limp home mode so Aplha-N works better!
> Grumpy
>   This is CSH humor at it's finest..
> 
> > Go figger... I can't tell if I crafted the wording poorly, if there was a
> > global "why the h...", or if it's just too cerebral a question?
> >
> > I know, not worth an answer if it ain't MAP or LT1 PCM.
> >
> > Turns out I think I can fake it using the MAF flow calibrations, but it
> > seems too much of a band aid. aaargh.
> >
> > gotta find that 90 MAP IROC with the blown drivetrain selling for $1000.
> ;-)
> >
> >
> > ----- Original Message -----
> > From: Bruce Plecan <nacelp at bright.net>
> > To: <gmecm at diy-efi.org>
> > Sent: Tuesday, July 04, 2000 11:35 PM
> > Subject: Re: MAF BLM based tuning
> >
> >
> > >
> > > Gosh, the silence is deafening
> > > Grumpy
> > >
> > > > (This is for MAF '165 ARAP... 383 app)
> > > > Given that the BLM cell seperators are 13,21,34 g/s, and 700,1200,2000
> > > > RPM...
> > > > and as an example, say cells 6 and 10 show high values (160)  and the
> > rest
> > > > are fine (low 130's).
> > > > Since I have no VE tables to speak of,  What would be a good first
> step
> > in
> > > > settling the bad BLM's back to normal, without affecting the rest of
> the
> > > > good BLM's?
> > > > Please respond without using the word "MAP"   ;-P
> > > > Extra credit:  Anyone tried expanding or sliding the range that BLM's
> > > > affect?  like 13,27,40 and 700,1600,2800?
> > >
> > >
> >
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> > >
> >
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