To deactivate the heater, highlight
Active
now and press the SET/RESETbutton
again.
Diesel auxiliary heater
(depending on country)
The diesel auxiliary heater (PTC electrical
heater) aids in warming the engine and
the vehicle interior on vehicles with a
diesel engine. It is switched on or off
automatically depending on the outside
air temperature, the coolant temperature
and the alternator load.
Fuel operated heater
(depending on country)
The fuel operated heater aids in warming
the engine and the vehicle interior on
vehicles with a petrol or diesel engine. It
is switched on or off automatically
depending on the outside air temperature
and the coolant temperature, unless you
have deactivated it. When the fuel
operated heater is operating, a message
appears in the information display. See
Information displays (page 68).
To deactivate the fuel operated heater:
1. Use the rotary control to enter the main menu.
2. Highlight Setupand press the
SET/RESET button.
3. Highlight Aux. Heater and press the
SET/RESET button. A cross appears
in the box when the heater is
activated.
4. Press the SET/RESET button to exit
the menu.
89
Climate control
