Hi stefcio007
I was hoping iOS 12.4 would fix the speed error issue in CarPlay, but for me it didn't.
The more I read, the more it seems to be a Ford Sync3 issue rather than an Apple CarPlay issue.
See this ...
https://www.focusrs.org/forum/30-foc...ml#post2224762
The speed error bugs me so much that I'm tempted to give 3.0.19205 a shot.