EGR disable (was: Re: VATS Bypass)

Andrew F. Gunnesch afgun at mongoose.dearborn.sgi.com
Wed Dec 23 14:42:22 GMT 1998


On Dec 22,  4:10pm, Bruce Plecan wrote:

> >OK, can you help me disable the EGR code in my '165 ECM then?
> >Where do I start?
>
> Cheap place to start is with reading Programming 101+808,
> to do the EGR disable is burning chips, so hardware/software
> +money is involved.
>   The hardware/software is a prom burning/editing package,
> prom eraser, spare prom (memcal), plus a few bits pieces..

I plan on getting that hardware.

>   Then the easiest way I know if finding out what temp it enables,
> and find that in the code, and just raise it to like 255d.
>   That last sentence is many hours of work.  Maybe someone here
> has that address, and would like to share it, but, then you need to know the
> BBC that it's good for since there are like 12 different
> v-8 programs for a v-8 165.
>   I also, seriously think about using the latest prom for that application,
> if f/y body then use a 89 and disable the 9th injector.  Or go with

I have an '89 already that doesn't have the cold start injector.  So my
BIN should be a good starting point.

Anybody know if there are any service PROMs released later that I should
pick up, or is my factory-stock BIN a decent starting point?

> whatever someone is willing to share with you.  If you are serious,
> I might have a few notes on the AUJM BBC floating around.
> Bruce



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