2011 Mercedes R-Class Owner's Manual - Page 140

138 Operating climate control systems Function O Interior temperature sensor P Switches the MONO function on/off Use the MONO function if you want to adopt the temperature, air distribution and airflow settings from the driver's side for all climate control zones. The indicator lamp in the º button lights up. i Notes/tips Rear control panel Q Increases the airflow R Sets the temperature S Sets the rear-compartment climate control to automatic Set the temperature to 72 ‡ (22 †). Climate control T Directs the airflow through the rear air vents U Directs the airflow through the footwell vents V Switches rear-compartment climate control on/off W Reduces the airflow Operating climate control systems Switching climate control on/off Important information G Warning! When the climate control system is deactivated, the outside air supply and circulation are also deactivated. Only choose this setting for a short time. Otherwise the windows could fog up, impairing visibility and endangering you and others. Activating/deactivating the front climate control using the front control panel X i Activate climate control primarily using the à button (Y page 140). Turn the key to position 2 in the ignition lock. X To activate: press the à button. The indicator lamp in the à button lights up. Airflow and air distribution are set to automatic mode. or X Press the ^ button. The indicator lamp in the ^ button goes out. The previously selected settings come into effect again. X To deactivate: press the ^ button. The indicator lamp in the ^ button lights up.