[GOTOFMS]

Has anyone confronted this error regarding the Heat Management Module.

The vehicle in question is a 2020 X3 30i.

the error occurs after the vehicle is up to temperature and will throw a drive train malfunction caution message on the main screen.
Eventually the fault clears but reappears a few minutes later.
When the caution appears the coolant temp drops dramatically into the 170 range.
Coolant level is right at the max level in bother reservoirs