2002 Mercedes ML-Class Owner's Manual - Page 119

Instruments and controls Operation Driving Instrument cluster display Practical hints Car care Technical data Index Automatic climate control Air recirculation This mode can be selected to temporarily reduce the entry of annoying odors or dust into the vehicle's interior. Outside air is not supplied to the vehicles's interior. To select, press briefly O button. The indicator lamp in button lights up. To cancel, press briefly O button again. The indicator lamp in button goes out. The system automatically switches from air recirculation to fresh air, after: • approx. 30 minutes, when the automatic climate control switched on, • approx. 5 minutes, when the automatic climate control switched off. • approx. 5 minutes, if the outside temperature is below 45˚F (7˚C). If the windows should fog up from the inside, switch from recirculated air back to fresh air. 116 Note: To achieve the fastest possible cooling of the interior, the automatic climate control automatically switches to air recirculation. The indicator lamp in the O button is not illuminated when the system automatically switches to air recirculation.