Ford F-150 Owner's Manual page 317

Driving
When towing, the reverse camera system will only see what is being
towed behind the vehicle. This might not provide adequate coverage as it
usually provides in normal operation and some objects might not be
seen.
Fixed guidelines and visual park aid alert features are only available
when the vehicle is in R (Reverse).
Manual zoom
The manual zoom feature assists drivers with connecting their vehicle to
a trailer for the purpose of towing. It allows the driver to manually zoom
closer to an object behind the vehicle. The zoomed image keeps the
bumper in the image to provide a reference.
If equipped with touch screen display: To turn the manual zoom feature
on or off, do the following:
1. Place the vehicle in R (Reverse).
2. Select Zoom on the touch screen display.
Press or to manually adjust
the zoom levels. You can choose
from OFF, Level 1, Level 2 and
Level 3. The selected level will
appear between the buttons (i.e.
Level 1). When activating manual
zoom mode, the system always
starts from OFF.
If equipped with rearview mirror display and optional instrument cluster:
To turn the manual zoom feature on or off, do the following:
1. Place the vehicle in R (Reverse).
2. A rear park aid menu will appear. Select either ON or OFF by using
the steering wheel controls to scroll up or down and the OK button to
make a selection. A selection must be made in order to get to the
camera zoom menu.
317
2012 F-150 (f12)
Owners Guide, 2nd Printing
USA (fus)