Mercedes-Benz M-Class 2009 Owners Manual - Manual (Page 194)

3-zone automatic climate control
192
Function Recommendation/Notes
1 Temperature control, driver’s side i Set the temperature to 72‡ (22†). ( Y page 200)
2 U Air distribution and air volume (automatic mode) i Switches on the automatic mode. The indicator lamp
in button U comes on.
( Y page 199)
3 | Front defroster i Keep this setting selected only until the windshield or
the side windows are clear again.
( Y page 202)
4 Q Increasing air volume ( Y page 202)
5 { Air distribution (directs air through the windshield
and side air vents) ( Y page 201)
6 9 AC cooling on/off i Switches on the air conditioning. The indicator lamp
in button 9 comes on.
( Y page 198)
9 Residual heat/ventilation i With the engine turned off, it is possible to continue
to heat or ventilate the interior.
( Y page 204)
7 Temperature control, passenger side i Set the temperature to 72‡ (22†). ( Y page 200)
8 : Operating the rear climate control from the front ( Y page 198)
9 a Air distribution (directs air through center and side
air vents) ( Y page 201)
Controls in detail