NOT KNOWN FACTUAL STATEMENTS ABOUT MERCEDES KEYS

While in the immovilizer sistem i have look at this code : A22449- electronic ignition switch inner fault. Can this be 100% ezs problem? Any reaction can be very apreciate. Followup with the Pelican Personnel:This makes a problem when opening an ESL in the locked point out since it must be reassembled from the locked state and Distinctive methods t