A.C. Delco Ecm

[peter paul fenske]

>Chompee........
>I did want to tell you I think it's great that you're sharing all you're 
>learning about these.  I hope to adapt a MAF based system to my '65 turbo 
>Corvair, so I can do away with the old sidedraft Carter.
>
>I have a complete EFI setup from a 2.8 V-6 out of a '85 Firebird.   I 
>
>Muncheee...
>Yikes well for 85 and only 85 you are one of the C3 crowd.(ECM 870)
>The same ECM resides in my vette and 5.0 camaro with port. I assume you
>are not talking throttle body. Prob better off playing with 730
>P4 ecm although what you got is! Well you can fab port injection
>and use 5.7 injectors. Sorta depends what boost level. For about
>160 Hp stock injectors fine. Over 200 MAF prob runs out of range.
>Haven't got calibrations for MAFs. Maybe someone else has
>Depends what you are doing. For a mildly spruced corvair six works
>fine. Need a magnetic pick to use HEI module and a oxygen sensor
>installed.
>
>How is the code physically extracted from the ECM?  I mean where do you 
>attach, at the ribbon cable going to the sub board?  Where do you get 
>disassembler software to look at the code?
>
>Some code and lookups reside in a plugin chip in the C3. Unfortunately
>some code resides in the MPU. You will need to write a routine in the
>plugin rom to offload the MPU rom. If anyone can do this please.
>
>There are both a 6801 and HC11 dissembler kicking around.
>Email me for details. Or look at mot web site.
>
>Thanks for all your help
>
>Martin Scarr <martins at efn.org>
>
>Now if we could only get some help: peter