megasquirt

[alan pritchard]

excellent, so you can get feedback from the oxygen sensor on the fly, and
continually readjust until the 8x8 grid is correct? any ideas if this will
provide better results than k-jet?
----- Original Message -----
From: "Michael Gough" <mdg3369 at mac.com>
To: "alan pritchard" <alanthecelt at alanthecelt.screaming.net>; "Q"
<Quattro at audifans.com>
Sent: Monday, April 08, 2002 12:01 AM
Subject: Re: megasquirt


> > to find out how you set it up, the most daunting aspect seems to be
setting
> > up the 8x8 grid,
> It's a lot easier to set up an 8x8 grid than an 8x32 or a 16x16 grid....
> I think the haltech has something like 700+ "magic" numbers to put in.
>
> > with what appears to be "magic" numbers plucked out of the
> > air,
> They're not THIS random :) The numbers in the boxes correspond to the VE
of
> the motor...So if the motor has 87% volumetric efficiency at 100kPa and
3000
> RPM, you put 87 in the box for 100kPa and 3000RPM
>
> > completely from the website, im sure there is a scientific approach.
> Yep, there is, you calculate the VE from the torque curve....
> Also, you just have to run the car. There's a really cool feature in the
> program. You go to the tuning screen, run the car, look at the O2 sensor
> reading, and hit a key to enrich or enlean that VE box depending on what
you
> need. So just drive the car, and hit 2 keys to change the mixture until
you
> like it. Mine should be driving by tonight, fuel rail is finished, just
have
> to mount it now.
> Mike
> '88 Quantum syncro turbo/EFI