See also:

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. ...

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. ...

Safety belt height adjustment
Your vehicle has safety belt height adjustments for the front outboard seating positions. Adjust the height of the shoulder belt so the belt rests across the middle of your shoulder. To ...