2010 Mercedes C-Class Owner's Manual - Page 85

Seats The contour of the front seat backrests can be individually adjusted to provide optimum support for your back. Do not drive the vehicle without the seat head restraints installed when the rear seats are occupied. Head restraints are intended to help reduce injuries during an accident. 83 Rear seat head restraint height adjustment X X Switch on the ignition. Upper back support: Use button : to adjust the upper back support to the desired position. X Lumbar region support: Use button ; to adjust the lumbar region support to the desired position. X Lateral support: Use button = to adjust the lateral support to the desired position. X Raising: Pull head restraint upward to the desired position. X Lowering: Press release button : and push down on head restraint. i If, after a period of time, the seat no longer provides the desired contour, then repeat the adjustment procedure. Rear seat head restraints G Warning! For your protection, drive only with properly positioned head restraints. Adjust the head restraint in such a way that it is as close to the head as possible and the center of the head restraint supports the back of the head at eye level. This will reduce the potential for injury to the head and neck in the event of an accident or similar situation. With a rear seat occupied, make sure to move the respective head restraint up from the lowest non-use position and have the occupant adjust the head restraint properly. Rear seat head restraint fore and aft adjustment X Adjust the head restraint to the desired position by pushing or pulling on the lower edge of the head restraint cushion. Z Controls in detail