2006 Mercedes S-Class Owner's Manual - Page 200
2006 Mercedes S-Class Manual
Page 200 highlights
Controls in detail Automatic climate control i The air recirculation mode is activated automatically: at high outside temperatures if the concentration of carbon monoxide and nitrogen oxide in the outside air increases beyond a predetermined level, for example in a tunnel Please note that the charcoal filter must be activated ( page 200) for the air recirculation mode to be activated automatically. If you have turned off the air conditioning ( page 202) or the outside temperature is below 41°F (5°C), the air recirculation mode will not switch on automatically. Deactivating Press button , ( page 193). The indicator lamp on the button goes out. i Press and hold button , for approximately two seconds. The side windows and or tilt/sliding sunroof will return to their previous position. You can release button , once the opening procedure has begun. The windows and tilt/sliding sunroof continue opening until they have reached their previous position. A window or tilt/sliding sunroof will only return to its previous position if it has not been moved to another position using the respective window switch or tilt/sliding sunroof switch after it was closed with button ,. A window or tilt/sliding sunroof that was moved will remain in its current position if button , is used to re-open the remaining windows or tilt/sliding sunroof. The air recirculation mode is deactivated automatically: after five minutes if the outside temperature is below approximately 41°F (5°C) after five minutes if the air conditioning is turned off after 30 minutes if the outside temperature is above approximately 41°F (5°C) At outside temperatures above 79°F (26°C) the system will not automatically switch back to outside air. A quantity of outside air is added after approximately 30 minutes. 199
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