You must keep your hands on the steering wheel at all times.
The system only activates when all of the following occur:
  • You have adaptive cruise control with stop and go on.
  • Lane centering assist is enabled in your center display screen.   See   Switching Lane Centering On and Off
  • You have your hands on the steering wheel.
  • The system detects both lane markings.
Note:   If it does not detect valid lane markings, the system stays inactive until valid markings are available.