ACC not available

Several conditions exist which can cause ACC to deactivate or prevent ACC from activating when requested. These conditions include:
• The sensor is blocked, refer to Blocked sensor in this section.
• Brake temperature is high, refer to Hilly condition usage in this
section.
• A failure has occurred in the ACC system or related system.
See also:
Guarding against exhaust fumes
WARNING: If you smell exhaust fumes inside your vehicle, have
your dealer inspect your vehicle immediately. Do not drive if you
smell exhaust fumes.
Carbon monoxide is present in exhaust fumes. T ...
Multi-point inspection
In order to keep your vehicle running right, it is important to have the
systems on your vehicle checked regularly. This can help identify
potential issues and prevent major problems. Ford Motor C ...
Driving style — good driving and fuel economy habits
Give consideration to the lists that follow and you may be able to change
a number of variables and improve your fuel economy. ...
