See also:

Blind spot mirrors (if equipped)
Your vehicle may be equipped with blind spot mirrors or a blind spot information system. Refer to Blind spot mirrors or Blind spot information system (BLIS ) with cross traffic alert (CTA) in the ...

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. ...

Day and night brightness
The BLIS -CTA alert will automatically dim when the headlamp switch is in the parking, on, or autolamp position and night time darkness has been detected by the sun sensor. ...