Chomping at the bits....egr disable

Shannen Durphey shannen at grolen.com
Sat Aug 14 04:29:25 GMT 1999


Carl Summers wrote:
> 
> mailto:intech at writeme.com
> Click on the above link to respond privatel
> From:   Carl Summers [SMTP:intech at writeme.com]
> Sent:   Friday, August 13, 1999 12:23 PM
> To:     'gmecm at efi332.eng.ohio-state.edu'
> Subject:        RE: Chomping at the bits....egr disable
> 
> Hi Shannen,
>       For some reason my memory tells me that the temp enable is in F and
> the enable is actually inverted.....like 00=255 F and ff=0 F.....and I
> think I had problems when I set it to 00 so I ended up using 11(hex) which
> should be 234 F.....all I know is I tried it at FE and EGR still
> worked...thought I had the wrong address, tried inverting it and it
> worked...hth's
> -Carl Summers
> [Carl Summers]  er,,,,I mean the egr stopped working
Gotcha.  I'm not worried about EGR, it's not installed.  There's a
note in the ASDZ hac file which says during egr the ecm uses a
different injector base pulse for calculations.  I'm trying to
eliminat thet.
Shannen




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