Hello I buy from ebay SIVAVA Genuine Willem EPROM, to read the eprom 27c510, thant's is ok it read well but What I need to do to interpret the information, I search a lot on the internet I did find nothing of motronic 2,8 I need the XDF files for to know the information, How I need to do ?, wich is the best program to do it? and for tune this type of ECU?
I have this ecus:
Astra - 2.0 16V (C20XE) 93 - 94 Bosch Motronic 2.8
0 261 203 017
0 261 203 018
Calibra - 2.0 16V (C20XE) 93 - 95 Bosch Motronic 2.8
0 261 203 019
0 261 203 020
thanks for your help.

27c512
Easy modify with ecm2001 or ecm titanium. Or use winols .
If you have a quastion , ask me...

Br