The parking sensors may not function correctly in these
situations:
One or more of the ultrasonic sensors or cameras is
damaged, dirty, or obstructed (such as by mud, ice,
or snow, or by a vehicle bra, excessive paint, or
adhesive products such as wraps, stickers, rubber
coating, etc.).
When Model Y is stopped, Vehicle Hold can continue to
apply the brakes even after you remove your foot from
the brake pedal. When driving on a hill or on a flat
surface, brake as you normally would. After coming to a
complete stop, simply press the brake pedal again (until
the instrument panel