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CAUTION
The air inlet in front of the windscreen must be free (e.g. of ice, snow or
leaves) to ensure that the auxiliary heating operates properly.
Note
The auxiliary heating only switches the blower on, if it has achieved a coolant
■
temperature of approx. 50 °C.
In the engine compartment, water vapour may form during the operation of
■
the heater.
Power on/off
Fig. 173 Button for switching on / off (Climatronic / manual air condi-
tioning)
Read and observe
and
Functional requirements of the auxiliary heating.
The charge state of the vehicle battery is sufficient.
The fuel supply is adequate (the warning light
instrument cluster).
Manual on / off
▶
Using the button on the control panel of the air
▶
Using the (switch on) / (switch off) button on the remote control opera-
tion.
Automatic on / off
▶
Via an automatically programmed and activated pre-set time in Infotainment.
▶
According to the environmental conditions.
126
Using the system
on page 125 first.
is not illuminated in the
conditioner» Fig.
Switching off the auxiliary heating takes place automatically when there is a
lack of fuel (warning light
After switching off the system, the coolant pump and the auxiliary heating will
continue running a little while longer in order to burn the remaining fuel in the
heating.
Setting automatic on / off
Climatronic: On the Climatronic, press the button → tap the function
surface on the Infotainment screen. There will be a display of the last set oper-
ating mode with the option to change this.
Individually controlled air conditioning: In the Infotainment system, in menu
/ tap the function surface.
Then follow the instructions in the Infotainment screen.
When automatic switching on is activated, the warning light in the symbol
button lights up for about 10 seconds after the ignition is turned off
Operation in Infotainment
Fig. 174 Auxiliary heater: Main menu/set preset time
Read and observe
173.
Call up the main menu
›
On the Climatronic, press the button → Tap on the function surface in
the Infotainment screen.
Or vehicles with manual air conditioning:
›
In the Infotainment system, in menu
in the instrument cluster lights up).
and
on page 125 first.
/ tap the function surface.
» Fig.
173.
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