[s-cars] ECU question

[jimk at spotgraphicsinc.com]

Great,
Thanks to all for confirming.  Weird that the price would be different.
Jim

Igor Kessel wrote:

> jimk at spotgraphicsinc.com wrote:
> >
> > Is a stock ECU from a 1993 S4 interchangable with a stock one from a
> > 1995 S6?  How about modified?  I thought they were and can't see why
> > not, but haven't tried it yet.
> > The reason I ask is that there are 2 different part numbers and the
> > dealer is quoting different prices with the S6 one being cheaper.  I am
> > very confused.
> > 93 S4 ECU 8A0 906 266 B
> > 95 S6 ECU 4A0 997-551-X
> > Jim
>
> And my '97 is a 4A0-907-551AA.
> All of them are interchangeable, chipped or unchipped. Namely, my '97
> ECU ran in Larry's '93 and in Stefan's '95. And vice versa.
>
> --
> Igor Kessel
> two turbo quattros