Having had a quick look at mine, I couldn't find the 'Park Pilot' function, but.... I do recll that in with the squares and grids there is also a set of lines and a dotted centre line, which is indicitive of kerbs an a centre line shown on the camera. That's the best I've got.
1.6 tdci, remapped to 120 bhp, Panther Black Titanium with rear view camera, nav pac and front sensors. Always willing to stop & help in any situation I can. Karma is a beautiful thing.