[s-cars] 3071 turbo & Pastore RS2 code question

[Sean Douglas]

Dave:

You were close, the Dahlback software purchased from TJM was $799 and
yes, I use 94 octane with Techron.

Sean

> -----Original Message-----
> From: s-car-list-bounces at audifans.com 
> [mailto:s-car-list-bounces at audifans.com] On Behalf Of Dave Forgie
> Sent: Tuesday, March 21, 2006 1:36 PM
> To: yumyjager at gmail.com
> Cc: s-car-list at audifans.com
> Subject: Re: [s-cars] 3071 turbo & Pastore RS2 code question
> 
> 
> Emre:  You must have missed the fact that we run 94 Chevron with  
> techron already in it.  Plus we have relatively cool weather. 
>  All reasons  why we shouldn't be pinging on "pastore" 
> software that was sold as plug  and play, no issues software. 
>  Rather than ruin my engine with the  
> pinging I was "dreaming", I switched to MRC software.  Rich, 
> yes. Pinging,  no.  Sean D.'s Dahlback (MTM) software makes a 
> few more ponies but the
>  cost of the software was very high (US$900 IIRC).   
> 
> Dave F.
> 
> >>> "Emre Washburn" <yumyjager at gmail.com> 03/21/06 01:25PM >>>
> Dave,
> 
> No one is saying you and your cronies aren't pinging, we are 
> saying that not EVERYONE pings with that software. Maybe it's 
> your crappy Canukistanian gas?
> 
> Remember, MRC software runs VERY rich, so pinging would be a 
> non-issue with that software, but so would a loss of power. I 
> want to go UP the slippery slope, not DOWN.
> 
> 
> --
> Emre
> 92 //S4
> 90 Cq
> 40 valves 'O plenty!
> 
> 
> 
> On 3/21/06, Dave Forgie <forgied at ae.ca> wrote:
> > Apologies to all:  I must have been mistaken about the 
> pinging because 
> > between all the goodies Dave D. lists below and the twin 
> > knock-sensors, there is obviously no way in H*LL that I 
> should get any 
> > pinging with the  obviously vastly superiour "pastore" 
> software.  Must 
> > have been something else I heard.
> >
> > Of course, when I did change the software to MRC software 
> and made no  
> > other changes,  the fact that the thing that I apparently 
> didn't hear 
> > before because I am SO STUPID, went away, well, gosh, I don't know 
> > what to say.  Must have all been a dream.
> >
> > Oh, yeah.  The two other guys local to me with the same 
> hardware and 
> > software (originally), they must have been dreaming that they heard 
> > pinging too.  I am sure that they will apologize as well.
> >
> > Dave F.
> >
> > >>> <djdawson2 at aol.com> 03/21/06 12:47PM >>>
> > That statement would be true if there were no means to correct 
> > mixture.  However, those means do exist.
> >
> > 1) The MAF measures the mass of air... thin or dense, mass remains 
> > constant... and that's one way the ECU determines the fuel 
> requirement.
> > 2) The ECU incorporates a barometer... which identifies 
> changes in altitude, and modifies A/F R.
> > 3) The ECU takes input from the O2 sensor... and also 
> changes A/F R based on those readings.
> >
> > Now, if we had an 034EFI system, installed and programmed 
> it in a car 
> > at high altitude... trailered it to sea level and hit the 
> dragstrip... 
> > THEN we'd have a meltdown.  Only one map 
> (fuel,ignition,boost)... no 
> > compensation ability for altitude... no means to deal with 
> denser air 
> > (not even a MAF).
> >
> > This is why I have stayed away from standalone engine management.  
> > Hap's car will be an interesting "test mule" to see how the 
> AEM system 
> > can deal with it.  Regardless, I would still expect him to have 
> > problems when he goes to sea level... and substantial additional 
> > programming will be required to make it work right down low.
> >
> > Dave
> >
> > -----Original Message-----
> > From: Dave Forgie <forgied at ae.ca>
> > To: s-car-list at audifans.com
> > Cc: pkrasusky at ups.com  
> > Sent: Tue, 21 Mar 2006 13:25:31 -0700
> > Subject: [s-cars] 3071 turbo & Pastore RS2 code question
> >
> >
> > The "fact" part was about air at sea level being more dense 
> than say air in
> > Denver or maybe even Connecticut and that for a given 
> amount of fuel,
> > this will result in a higher (leaner) Air/Fuel ratio at sea level.
> >
> >
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