MERCEDES STEERING LOCK EMULATOR NO FURTHER A MYSTERY

In the immovilizer sistem i have read this code : A22449- electronic ignition switch internal fault. Can this be 100% ezs challenge? Any reaction might be incredibly apreciate. Followup in the Pelican Team:I am Doing work by this exact same challenge With all the ESL module. A single question I do have relative to this tutorial but also relates to