Looking at the map, my first reaction was "inconsistent probe hardware". But... if you are seeing this in prints...
So, let's figure out if this is the bed, or the carriages, or something entirely different.
What is the bed? Glass? Aluminum? Is there a plastic coating, PEI or similar? And the real question: Put a really good steel straightedge across the bed and see if you see the dips and peaks.
