Owners Manual

heater booster function switch off
automatically.
!
Switch on the auxiliary heating system at
regular intervals (at least once a month) for
approximately 10 minutes.
Make sure that the flow of hot air is not
blocked. Otherwise, the auxiliary heating
will overheat and switch off.
i
If the interior motion sensor (Y page 65)
is armed and the auxiliary heating is
switched on, it is possible that the interior
temperature monitoring may cause a false
alarm. In this case, either deactivate the
interior motion sensor or switch off the
auxiliary heating.
Before switching on
X
The fuel tank must be at least one-quarter
full.
X
Set the desired temperature using the
temperature control of the heating or the
air-conditioning system (Y page 102).
X
Set the air distribution as required
(Y page 104).
X
Open the center and side air vents and set
them to the middle position (Y page 103).
i
The auxiliary heating automatically
switches to heater booster mode after the
engine is started.
Operating using the switch
:
To switch the auxiliary heating on/off
;
To switch the heater booster function on/
off (Y page 109)
X
To switch on the auxiliary heating: press
the y switch for longer than
2 seconds.
R
The auxiliary heating heats or ventilates
the interior to the temperature that you
have set.
R
The blower switches to the first level.
R
The red indicator lamp in the switch
comes on.
X
To switch off the auxiliary heating: press
the y switch.
or
X
Turn the key to position 0 in the ignition
lock.
The red indicator lamp in the switch goes
out.
The auxiliary heating operates for
approximately another 2 minutes and then
switches off automatically.
Selecting a switch-on time
You can use the on-board computer to define
up to three switch-on times, one of which can
be selected.
Climate control
107
Controls
Z