Astro ECM

[Bruce Plecan]

-----Original Message-----
From: rauscher at icst.com <rauscher at icst.com>
To: DIY_EFI at efi332.eng.ohio-state.edu <DIY_EFI at efi332.eng.ohio-state.edu>
Date: Tuesday, January 19, 1999 10:02 AM
Subject: RE: Astro ECM

You'll see that GM has lots of time and money just to make life difficult
for others.  Why when they use the same ecm, and same sensors,  on
different cars with the same tables why move the tables around?.
  I'll leave the corp politics out.
Bruce



>Ward wrote:
>>>The 1227747 is calibration template type $42
>>>the 1228062 is calibration template type $4E
>>>Both types have the same hardware but different firmware and thus
>>>different
>>>calibration lay outs.
>>>Ward
>BobR wrote:
>>See this, new info. OK, how about these 'templates', have any
>>info on the calibration layouts? Anyplace I can go for info?
>Bruce wrote:
>>Programming 101 is just about the 747, and basic prom stuff.
>>Bruce
>I've read/studied/analysed/read-again everything that I can. This includes
>the 101 stuff, the archives, other folks web sites... And now, Ward talks
>about certain templates types for the different ECMs that include the 747.
>His last line really is a kicker, "same hardware but different firmware and
thus
>different calibration lay outs".
>Tantalizing information, go ahead, just tease us, we can take it <g>.
>BobR.