I use it on 20min run minimum. It’s usually run for at least 30mins per day. I’m convinced there is something quirky with the 12v charging system on the car. There were a few posts mentioning that the main traction battery will not charge the 12v if it’s above 90% state of charge. It would be intere...

Please keep us updated as I’m seeing the same issue!! I have a 2020 e with 7000 miles I bought from a local dealer last month. Day one it left me stranded after being driven a decent amount and then left for 10mins. The dealer mechanic drove out and got it running and it went back for ‘checking’ but...