MERCEDES ELV REPAIR FOR DUMMIES

Unlocking and locking car or truck operates. All other electrics usually do not function. Batterie is Okay, fuses are ok. Do you think that it could be the ESL or maybe the EIS. If your very little motor within the ESL unit is broken and I set in a completely new motor do 1 really need to reprogram ? I noticed your movie and learn how to choose out