Mazda 3 Sedan 2020 Owner's Manual page 390

When Driving
Rear View Monitor
When there is a steep grade behind the vehicle
When there is a steep upgrade (downgrade) behind the vehicle, the object displayed
on the screen appears farther (downgrade: closer) than the actual distance.
1. Appears farther than actual distance
2. Appears closer than actual distance
3. Distance between the vehicle and object displayed on the screen.
4. Actual distance between the vehicle and object.
5. Object at actual position
6. Object on screen
Three-dimensional object on vehicle rear
Because the distance guide lines are displayed based on a flat surface, the distance
to the three-dimensional object displayed on the screen is different from the actual
distance.
1. (Screen display)
2. (Actual condition)
3. Sensed distance on screen A>B>C
4. Actual distance B>C=A
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