Mercedes-Benz S-Class 2009 - Manual (Page 398)

Climate control system
396
Function Recommendation/Notes
1 U Air distribution and air volume, driver’s side
(automatic mode) i Switches on the automatic mode. The indicator
lamp in button U comes on.
( Y page 399)
2 ® Temperature control, driver’s side i Set the temperature to 72‡ (22†). ( Y page 400)
3 Q Manual fan speed adjustment, driver’s side ( Y page 403)
4 y Front defroster i Keep this setting selected only until the windshield
or the side windows are clear again.
( Y page 403)
5 , Air recirculation i Only use this function for a short time, e.g. in a
tunnel. Otherwise, the windows can fog up due to lack
of fresh air.
( Y page 404)
6 ´ Climate control on/off i Switches on the climate control system. The
indicator lamp in button ´ goes out.
( Y page 398)
7 T Residual heat/ventilation i With the engine turned off, it is possible to continue
to heat or ventilate the interior.
( Y page 405)
8 ¯ Rear window defroster i At very low temperatures, rear window defroster
operation is delayed until the vehicle interior has
warmed up.
( Y page 406)
9 Q Manual fan speed adjustment, passenger side ( Y page 403)
a ® Temperature control, passenger side i Set the temperature to 72‡ (22†). ( Y page 400)
b U Air distribution and air volume, passenger side
(automatic mode) i Switches on the automatic mode. The indicator
lamp in button U comes on.
( Y page 399)
Controls in detail