2011 Mercedes SL-Class Owner's Manual - Page 84

82 Seats X Press W or X on rocker switch ?. The air cushion inflates or deflates. X Side bolsters adjustment: Press switch ; to the right or left. The lateral support increases or decreases. Massage function (PULSE) Controls in detail X X Switch on the ignition. Set the lumbar support with thumbwheel : between 0 and 5. You can reduce muscle tension during long trips by periodically using the massage function. X Press button =. The indicator lamp in the button comes on. The air cushions in the lumbar region inflate and deflate rhythmically. Multicontour seat The multicontour seat backrest has inflatable air cushions built into the seat backrest to provide additional lumbar and side support. The seat backrest cushion height and curvature can be continuously varied with switches on the lower left side (driver's seat) or the lower right side (passenger seat) of the seat when the ignition is switched on. i The massage function switches off automatically after approximately 8 minutes. The indicator lamp goes out. Seat ventilation The blue indicator lamps in seat ventilation switch : come on to show which ventilation level you have selected. X Switch on the ignition. X Shoulder region support: Press W or X on switch :. The air cushion inflates or deflates. X Lumbar region support: Press * or & on rocker switch ?. This selects the air cushion you wish to adjust. i The seat ventilation for the driver's seat can be activated using the summer opening feature (Y page 157). X X Switch on the ignition. Switching on: Press seat ventilation switch :. Three blue indicator lamps in seat ventilation switch : come on.