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Will red label 623 software work for silver label ecu ?

Posted: Wed Apr 28, 2021 10:55 am
by gitto
Hi, i would like to know if my 95 325i with silver label ecu EWS 2 (originally 715 soft in it) will work with 623 soft (from red label ecu) if i cut N7 ews green wire?

Re: Will red label 623 software work for silver label ecu ?

Posted: Mon May 03, 2021 9:45 am
by olafu
Yes. Motronic pin 66 disconnected and 623 bin should work.

Re: Will red label 623 software work for silver label ecu ?

Posted: Tue May 04, 2021 9:52 am
by Evil
As long as a software was made for the same DME it should work (my 403 DME worked with either 950 and 541 softwares)