Mercedes-Benz 2012 B Class - Manual (Page 130)

i You should only select this setting until
the windshield is clear again.
Dual-zone automatic climate control
X Activate the ¿ "Cooling with air
dehumidification" function.
X Activate automatic mode Ã.
X If the windows continue to fog up, activate
the "windshield defrosting" function
(
Y page 127).
i You should only select this setting until
the windshield is clear again.
Windows fogged up on the outside
X Activate the windshield wipers.
X Set the air distribution to P or O.
i You should only select this setting until
the windshield is clear again.
Rear window defroster
Activating/deactivating
The rear window defroster has a high current
draw. You should therefore switch it off as
soon as the rear window is clear. Otherwise,
the rear window defroster switches off
automatically after several minutes.
If the battery voltage is too low, the rear
window defroster may switch off.
X Turn the SmartKey to position 2 in the
ignition lock ( Y page 135).
X Press the ¤ button.
The indicator lamp in the ¤ button lights
up or goes out.
128
Operating the climate control systems
Climate control