A SIMPLE KEY FOR MERCEDES EIS REPAIR UNVEILED

Unlocking and locking car functions. All other electrics tend not to get the job done. Batterie is ok, fuses are Alright. Do you think it may be the ESL or maybe the EIS. If the little motor during the ESL device is damaged And that i place in a different motor do a person need to reprogram ? I saw your video and understand how to just take out the