2009 Mercedes R-Class Owner's Manual - Page 195
2009 Mercedes R-Class Manual
Page 195 highlights
Controls in detail 3-zone automatic climate control Deactivating the climate control system G Warning! When the climate control system is switched off, the outside air supply and circulation are also switched off. Only choose this setting for a short time. Otherwise the windows could fog up, impairing visibility and endangering you and others. Deactivating the front climate control X Deactivating the rear climate control from the front USA only X X Deactivating the rear climate control from the rear X X Deactivating: Press button :. The indicator lamp in the button comes on. Reactivating: Press button :. The indicator lamp in the button goes out. Deactivating: Press button Ñ. The indicator lamp in the button comes on. In display e (Y page 189), you will see the ) symbol followed by MODE for approximately 3 seconds. Press button ´. In display e, you will see the ) symbol followed by OFF. The rear climate control is switched off. Reactivating: Press button Ñ. The indicator lamp in the button comes on. In display e, you will see the ) symbol followed by ON and MODE. The MODE display is cleared and the indicator lamp in button Ñ goes out after approximately 3 seconds. The rear climate control switches on. Deactivating: Press button ´. The indicator lamp in the button comes on. Reactivating: Press button U. The indicator lamp in the button comes on. Canada only X Air conditioning The air conditioning is operational while the engine is running and cools the interior air to the temperature set by the operator. In addition, the air conditioning dehumidifies the interior air and helps prevent window fogging. Deactivating: Press button ´. The indicator lamp in the button comes on. Canada only: Display e (Y page 189) is cleared. Reactivating: Press button U. X X i You can also press button ´ on the climate control panel. If you press button | to reactivate the climate control system, the defrosting mode is activated. X G Warning! If you switch off the cooling function, the vehicle will not be cooled when weather conditions are warm. The windows can fog up more quickly. Window fogging may impair visibility and endanger you and others. i Condensation may drip out from underneath the vehicle. This is normal and not an indication of a malfunction. Z 193