Hello,

does anyone know algorithms, how i calculate the Opel seed-key? It dosn?t matter witch ECU.
I search for all.
Or if anyone have seed-key pairs, i am very interested!

I know the algorithm for HSFI 2.0 - 2.5 and Y17DT:
Key = 0xFFFF & (Seed ^ 0xFFFF) - 0x82E9

Regards