Lincoln Electric 2013 MKZ Owner's Manual page 206

You can manually change from
adaptive cruise control to normal
cruise control through the information
display.
The cruise control indicator
light replaces the adaptive
E71340
cruise control indicator light
if you select normal cruise control. The
gap setting will not display, the
system will not automatically respond
to lead vehicles and automatic
braking will activate. The system
defaults to adaptive cruise control
when you start the vehicle.
MKZ (CC9)
Cruise Control
204