Mercedes-Benz M-Class 2006 Owners Manual - Manual (Page 228)

227
Controls in detail
3-zone automatic climate control*
Activating
̈ Turn the SmartKey in the starter switch
to position 0 or 1 (
୴ page 34), or re-
move it from the starter switch.
̈ Press button T ( ୴ page 218).
The indicator lamp on button T
comes on.
Deactivating
̈ Press button T.
The indicator lamp on button T
goes out.
Rear air conditioning 1 Left rear center air vent, adjustable
2 Right rear center air vent, adjustable
3 Temperature control
4 Air distribution and air volume
(automatic, manual)
5 Air distribution (directs air through
both center air vents)
6 Air distribution (directs air through the
footwells and side air vents)
7 Rear air conditioning on/off
8 Decrease air volume
9 Increase air volume
Activating rear air conditioning
̈ Press button U.
The indicator lamp on button U
comes on. The temperature, air volume
and air distribution are adjusted
automatically.
i
The residual heat is automatically
turned off:
ț when the ignition is switched on
ț after about 30 minutes
ț if the coolant temperature is too
low
ț if the battery voltage drops