I went through a lot of trouble with this, but finally found a solution! This problem all has to due with it being manual transmission. You need to do a 6th gear relearn. I would suggest removing both negative battery cables for a few minutes then going through the procedure. If the first one...
I’m having the same exact issues, and have tried so many different things to no avail. Updating firmware several times, marrying & unmarrying, rebooting at different & multiple intervals, power cycling, etc etc. It’s such a pain in the ass.
By chance, do you happen to have a manual...