WHAT DOES MERCEDES IGNITION SWITCH MEAN?

Unlocking and locking car or truck functions. All other electrics tend not to work. Batterie is ok, fuses may also be Okay. Do you think it may be the ESL or even the EIS. If your tiny motor within the ESL device is broken and I place in a fresh motor do a single must reprogram ? I saw your video and know how to consider out the ESL. Followup withi