2007 Mercedes S-Class Owner's Manual - Page 375

Controls in detail Automatic transmission Hill start assist system Warning! The hill start assist system is inactive G when starting off on a level road or downhill grades with the automatic transmission in neutral position N with the electric parking brake set if the ESP® has switched off due to a malfunction Automatic shift program Program mode selector switch The hill start assist system is not designed to function as a parking brake and does not prevent the vehicle from moving when parked on an incline. Always set the electric parking brake in addition to shifting to park position P. On uphill grades with a gradient angle of more than 5°, the hill start assist system maintains the pressure in the brake system for approximately 1 second after you have released the brake pedal. Therefore, you can start off smoothly without the vehicle moving immediately after releasing the brake pedal. C Comfort S Sport For comfort driving For standard driving The program mode selector switch is used to adjust shift program suspension tuning of Airmatic* ( page 402) or ABC* ( page 404) engine control The selected program mode C or S appears in the tachometer display. 374