on the bird's eye view? do yo see a strange black wedge on the display? Have you checked the mirror to see if it's lock in the correct position? Sometimes it's a simple mirror out of it's fully deployed position. otherwise it's off to the dealer for calibration or mirror replacement.The camera in my left mirror is aimed wrong, i.e. when I'm parked precisely between the lines per my display, the car is actually not between the parking lines on the pavement.
this post has a picture of a side mirror out of alignment:The camera in my left mirror is aimed wrong...