2011 Mercedes G-Class Owner's Manual - Page 84

82 Seats i The system automatically switches down from level 3 to level 2 after approximately five minutes. The system automatically switches down from level 2 to level 1 after approximately ten minutes. The system automatically switches off approximately 20 minutes after it is set to level 1. X To select level 2: press the lower section of button ;. Both indicator lamps light up. X To deactivate level 2: press the lower section of button ;. Both indicator lamps go out. Problems with the seat heating If one or all of the indicator lamps in the seat heating button are flashing, the seat heating has switched off automatically. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on. X Seats, steering wheel and mirrors X To switch on: press button : repeatedly until the desired heating level is set. X To switch off: press button : repeatedly until all the indicator lamps go out. Rear-seat heating Switch off electrical consumers which you do not need, such as the rear window defroster or interior lighting. Once the battery is sufficiently charged, the seat heating will switch back on automatically. Switching the seat ventilation on/off Switching on/off : Level 1 (normal heating) ; Level 2 (rapid heating) i The system automatically switches down from level 2 (rapid heating) to level 1 (normal heating) after approximately five minutes. The system automatically switches off approximately 30 minutes after it is set to level 1. X Seat ventilation is only available for the front seats. The three blue indicator lamps in the buttons indicate the ventilation level you have selected. i If the battery voltage is too low, the seat ventilation may switch off. To select level 1: press the upper section of button :. An indicator lamp lights up. X To deactivate level 1: press the upper section of button :. The indicator lamp goes out.