Hi There - That is a great question, 12 Volt battery was replaced one year ago. When the 12 volt died the car became a "brick." I am thinking of taking the car to get scanned to see what codes pop up before heading over to the dealership. The thought of the dealership and the per hour costs...
This morning I started my 2015 i3 and received two warnings. The first was a "Braking System" "continue to Drive moderately." Then a second warning stated that the charging system was malfunctioning and my car did not charge, however, the car fully charged overnight and my battery was fully...