2005 Mercedes S-Class Owner's Manual - Page 190

Controls in detail Good visibility Press button 2 for the passenger-side exterior rear view mirror. Place the gear selector lever in reverse gear R. The passenger-side exterior rear view mirror will be turned downward to the stored position. The exterior rear view mirror returns to its previously stored driving position: ten seconds after you put the gear selector lever out of position R immediately once your vehicle exceeds a speed of approximately 6 mph (10 km/h) immediately when you press button 1 for driver's side mirror. Electrically folding exterior rear view mirrors Folding exterior rear view mirrors in and out automatically When the corresponding function in the control system is activated ( page 171): The exterior rear view mirrors automatically fold in as soon as the vehicle is locked from the outside. The exterior rear view mirrors automatically fold out as soon as the vehicle is unlocked and the driver's or front passenger door are subsequently opened. i If you are driving at more than approximately 9 mph (15 km/h), you will not be able to fold the exterior mirrors in. ! Before driving the vehicle through an automatic car wash, fold the exterior mirrors in. Otherwise they may get damaged. 1 Driver's side exterior rear view mirror button 2 Passenger-side exterior rear view mirror button 188