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From: Michael on 24 Nov 2009 12:53
Theoretical discussion, may void your warranty, yada yada yada...

If you wanted to convince the ECM to run the engine say 5-10% lean on
fuel, how would you go about doing it?

Thanks,

Michael
From: hls on 24 Nov 2009 15:27

"Michael" <mrdarrett(a)gmail.com> wrote in message
news:9126273b-d113-4079-8dcd-5a2eec1b7dcd(a)u8g2000prd.googlegroups.com...
> Theoretical discussion, may void your warranty, yada yada yada...
>
> If you wanted to convince the ECM to run the engine say 5-10% lean on
> fuel, how would you go about doing it?
>
> Thanks,
>
> Michael

Dial in some bias from the oxygen sensors showing that the engine is running
too rich would be the first thing I would try.

From: Michael on 24 Nov 2009 15:31
On Nov 24, 12:27 pm, "hls" <h...(a)nospam.nix> wrote:
> "Michael" <mrdarr...(a)gmail.com> wrote in message
>
> news:9126273b-d113-4079-8dcd-5a2eec1b7dcd(a)u8g2000prd.googlegroups.com...
>
> > Theoretical discussion, may void your warranty, yada yada yada...
>
> > If you wanted to convince the ECM to run the engine say 5-10% lean on
> > fuel, how would you go about doing it?
>
> > Thanks,
>
> > Michael
>
> Dial in some bias from the oxygen sensors showing that the engine is running
> too rich would be the first thing I would try.


Thanks!

Michael
From: Fatter Than Ever Moe on 25 Nov 2009 01:14
Michael wrote:
> On Nov 24, 12:27 pm, "hls" <h...(a)nospam.nix> wrote:
>> "Michael" <mrdarr...(a)gmail.com> wrote in message
>>
>> news:9126273b-d113-4079-8dcd-5a2eec1b7dcd(a)u8g2000prd.googlegroups.com...
>>
>>> Theoretical discussion, may void your warranty, yada yada yada...
>>> If you wanted to convince the ECM to run the engine say 5-10% lean on
>>> fuel, how would you go about doing it?
>>> Thanks,
>>> Michael
>> Dial in some bias from the oxygen sensors showing that the engine is running
>> too rich would be the first thing I would try.
>
>
> Thanks!
>
> Michael

Someone wrote a book on the subject, I don't think it was a best
seller.
"Lean Combustion" by Derek Dunn-Rankin
http://books.google.com/books?id=qVg51XOpiOEC&dq=%22Lean+Combustion%22+by+Derek+Dunn-Rankin&printsec=frontcover&source=bl&ots=je_lbgeDSG&sig=-VraXBavlRneKDtSSIzXnanyBQA&hl=en&ei=2ckMS7icI9TenAeSnvjFAw&sa=X&oi=book_result&ct=result&resnum=1&ved=0CAgQ6AEwAA#v=onepage&q=&f=false
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