Adjusting the head restraint electrically
WARNING Risk of accident due to adjusting the vehicle settings while the vehicle is in motion
You could lose control of the vehicle in the following situations in particular:
if you adjust the driver's seat, the head restraint, the steering wheel or the mirror while the vehicle is in motion
if you fasten your seat belt while the vehicle is in motion
Before starting the vehicle: in particular, adjust the driver's seat, head restraint, steering wheel and mirror, and fasten your seat belt.
NOTE Damage to the electrical head restraint when adjusted manually
If the height of the electrically adjustable head restraint is adjusted manually, this can damage the mechanism of the head restraint.
Adjust the height of the electrically adjustable head restraints using the buttons in the door trim.
Requirements:
The vehicle is switched on or the door is open.
To adjust the height:
push button 
up or down in the direction of the arrow. Moving forward or back
Press and hold release knob 
.
. Push the head restraint forwards or backwards into the desired position.
If the vehicle is not switched on, you can adjust the head restraint height within 30 seconds of unlocking the vehicle.