Welcome.
It is very common.
Heater is non-replacable and with the cold temps and full def tanks frozen, the heaters have to run longer, burning the connectors.
Def tanks will be caught up for next winter and we will then be waiting on them again at the end of next winter!
Your phone has nothing to do with displaying this on the infotainment screens android auto or car play. Your phone just won't work.
You need to go back to page 1. You need to purchase and use an android box, which hacks the infotainment systems apple carplay app and turns apple carplay app into...