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Meaning what? The brake pedal does nothing. You can try turning off the power from the menu, but it probably won’t do anything additional.
I don’t think I’ve heard of this before with 42.2. I assume the GPS knows where you are; I’d call the national support number when it’s quiet (if that’s possible) like not on a weekend and early in the morning.
Maps are almost never held back from cars, however they ONLY download over wifi, so it's mandatory to have had wifi access at some stage recently to get the maps before NoA will work.