Well, I’vei had the same issues…
documented here: https://www.macheforum.com/site/threads/powertrain-malfunction-reduced-power-followed-by-service-vehicle-soon-alert-displayed.3415/page-14
Long story short, battery replaced but now won‘t charge with a DC charger… level 2 charger works
A quick update: They seem to have been able to re-create the issue... it happens when DC charging is used... No idea when I will get the vehicle back... it has been with them since 8-July (Today is 26-July)... The frustration continues!
I have the same issue as well. The messages popped up two weeks ago when I was in Naples, FL on a vacation. The firs message says "Powertrain Malfunction / Reduced Power" and another that says "High Voltage Battery Warning". It popped up while I was driving. Once I parked the car, it turned to a...