Ford Focus 2012 Owner's Manual page 149

Using the display
CAUTIONS
Obstacles above the camera position
will not be shown. Inspect the area
behind your vehicle if necessary.
Marks are for general guidance only,
and are calculated for vehicles in
maximum load conditions on an even
road surface.
The lines show a projected vehicle path
(based on the current steering wheel
angle) and the distance from the exterior
mirrors and rear bumper.
Rear view camera
D
C
B
A
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147
E
A Exterior mirror clearance - 0.1
metre (4 inches)
B Red - up to 0.3 (12 inches)
C Amber - 0.3 - 0.6 metre (12 - 24
inches)
D
C
B
A