GETTING MY MERCEDES EIS REPAIR TO WORK

During the immovilizer sistem I've read this code : A22449- electronic ignition switch interior fault. Can this be one hundred% ezs dilemma? Any response can be extremely apreciate. Followup with the Pelican Workers:Hi there. I've same difficulty as quite a few. Ran in store for quarter-hour acquired out and automobile would not start out. No dash