Re: [Amc-list] TBI fuel injection tuning...
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Amc-list] TBI fuel injection tuning...
- From: Wrambler242@xxxxxxxxxxx
- Date: Wed, 19 Nov 2008 18:15:47 +0000
Be careful here.
You get to good at this people will want you to do this for them and pay you!
--
Mark Price
Morgantown, WV
1969 AMC Rambler, 4.0L, EFI, T-5
2004 Grand Cherokee Laredo, 4.7L, Quadratrac II
" I realize that death is inevitable.
I just don't want to be around when it happens! "
-------------- Original message ----------------------
From: Tom Jennings <tomj@xxxxxxx>
> Well on the third pass I nailed it pretty close to perfect (I think). I
> was doing the recommended method, run what you got, collect a lot of
> data, massage into a spreadsheet, calculate the errors, apply
> adjustments to the tables, lather rinse repeat.
>
> Being old fashioned I was doing this in row/column tables, not the
> graphical table editor. When I finally looked at that (damn kids new
> fangled toys) woah! ugly table! There was all these lumps and peaks...
> but there was a sense to the rest of it, visually, that looked like all
> the other tables I'd seen.
>
> So I visually (only!) edited the table to shape it minus the stupid
> lumps. Saved the original of course! Plugged in the mass of crap in the
> car, loaded the binary image, and drove off.
>
> Not bad... BLM was 140, ideal is 128, but that 140 was in every cell...
> so I actually pulled over, used the table tool to multiply the entire
> table by 1.10... two hours of driving and 5000 data points later, BLM
> was 125 to 130 in all slots (faintly leaner in the low rpm/high vacuum
> corner of the table).
>
> Now I gotta turn off closed-loop and finalize the table, but it's
> running pretty nice.
>
>
> I went back and looked more carefully at the tables in the originla
> Howell EPROM, and they're not that good. There's funny peaks here and
> there that to me, now, look like mistakes.
> _______________________________________________
> Amc-list mailing list
> Amc-list@xxxxxxxxxxxx
> http://splatter.wps.com/cgi-bin/mailman/listinfo/amc-list
_______________________________________________
Amc-list mailing list
Amc-list@xxxxxxxxxxxx
http://splatter.wps.com/cgi-bin/mailman/listinfo/amc-list
Back to the Home of the AMC Gremlin