Low speed automatic cancellation

ACC is not functional at vehicle speeds below 16 mph (26 km/h). Once the vehicle speed drops below 16 mph (26 km/h), an audible alarm will sound and the automatic braking will be released.
See also:
2011 Lincoln MKX brimming with standard and class-exclusive technologies
Standard MyLincoln Touch and remote start lead the list of features or
technologies that are new for the 2011 Lincoln MKX, including:
Adaptive Cruise Control and Collision Warning with Brake Suppo ...
Troubleshooting
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Important child restraint precautions
WARNING: Always make sure your child is secured properly in
a device that is appropriate for their height, age and weight.
Child safety restraints must be purchased separately from the vehicle.
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