2005 Mercedes G-Class Owner's Manual - Page 169

Controls in detail Climate control Residual engine heat utilization With the engine switched off, it is possible to continue to heat or ventilate the interior for a short while, depending on the temperature setting of the climate control. Air volume and distribution are controlled automatically. Activating Turn the SmartKey in starter switch to position 1 or 0 or remove it from the starter switch. Press button °. The indicator lamp in the button comes on. Set the left and right temperature to your personal requirements. Deactivating Press button ° again to switch off. The indicator lamp in the button goes out. The residual heat is automatically turned off: when the SmartKey in starter switch is turned to position 2 after about 30 minutes if the battery voltage drops Deactivating the climate control system Deactivating Set the air volume control switch to position 0. Reactivating Set the air volume control switch to any speed. 169