Lincoln 2013 MKZ Owner's Manual page 204

Detection issues can occur:
A When driving on a different
line than the vehicle in front.
B With vehicles that edge into
your lane. These vehicles can
only be detected once they
have moved fully into your
lane.
C There may be issues with the
detection of vehicles in front
when driving into and coming
out of a bend or curve in the
road.
In these cases the system may brake
late or unexpectedly. The driver
should stay alert and intervene when
necessary.
If the front end of the vehicle is hit or
damaged, the radar sensing zone may
be altered causing missed or false
vehicle detections. See your
authorized dealer to have the radar
checked for proper coverage and
operation.
System Not Available
Conditions which can cause the
system to deactivate or prevent the
system from activating when
requested include:
• a blocked sensor
• high brake temperature
• a failure in the system or a related
system.
Cruise Control
Blocked Sensor
controls. Aftermarket trailer brakes
will not function properly when the
system is activated because the
brakes are electronically controlled.
Failing to do so may result in loss of
vehicle control, which could result in
serious injury.
this can affect the normal operation
of the system. Failing to do so may
result in a loss of vehicle control,
which could result in serious injury.
E145632
A message will display if the radar
signals from the sensor have been
obstructed. The sensor is located
behind a fascia cover near the driver
side of the lower grille. A vehicle
ahead cannot be detected and the
system will not function when the
radar signals are obstructed. The
following table lists possible causes
and actions for this message being
displayed.
201
WARNINGS
Do not use the system when
towing a trailer with brake
Do not use tires sizes other than
those recommended because