2000 Mercedes S-Class Owner's Manual - Page 76

Lumbar support (optional) Multicontour backrest (optional) 2 1 3 4 3 3 1 P91.25-0335-26 P91.25-0336-26 The thumbwheels are located on the sides of the front seats and rear seats. The seats have an inflatable air cushion built into the backrest to provide additional lumbar support. Turn the electronic key in starter switch to position 2. The inflation pressure of the air cushion can be continuously varied between position "0" (no pressure) and position "5" (maximum pressure) by changing the pressure regulator (1) setting. Front seats: The switch clusters are located on the side and near the front of the front seats. 1 Lumbar region 2 Center section 3 Backrest side cushions 4 Massage function (PULSE) Seats Instruments and controls Operation Driving Instrument cluster display 73 Practical hints Car care Technical data Index