Steering Pilot is only an aid. You are responsible for the distance to the vehicle in front, for vehicle speed, for braking in good time and for staying in lane. Before changing lanes, make sure that the neighbouring lane is free (shoulder view).
The availability of the following function is country-dependent.
Steering Pilot remains active even if the turn signal indicator is switched on. Steering Pilot then assists the driver when changing lanes by applying steering torques to initiate the lane change.
You are driving on a motorway or high-speed multi-lane major road with multiple lanes in the direction of travel.
The neighbouring lane is free and separated by a broken lane marking.
The driven speed is between 80 km/h and 180 km/h.
The turn signal indicator is switched on for longer than two seconds.
If the system is impaired, Active Lane Change Assist may be interrupted. If an interruption occurs, display 
appears in the multifunction display along with a warning tone prompting you to take control of the vehicle.
Steering Pilot requires you as the driver, to keep your hands on the steering wheel at all times so that you are able to intervene at any time to correct the course of the vehicle and keep it in lane. The driver must expect a change from active to passive mode or vice versa at any time.
If you are not steering yourself or if you take your hands off the steering wheel for a prolonged period of time, the system will, depending on the situation, first alert you with a visual warning. appears in the multifunction display. If you are still not steering the vehicle yourself or if you have not taken hold of the steering wheel, a warning tone sounds in addition to the warning message to remind you to take control of the vehicle.
The driver steers the vehicle.
The driver presses a steering wheel button or operates Touch Control.