R
activate or deactivate the auxiliary heat-
ing/ventilation
R
check the status of the auxiliary heating/
ventilation
R
select a departure time
R
set a departure time
Switching on auxiliary heating/ventila-
tion
X
Press the ON button.
The following messages can appear in the
display:
Display
Meaning
The auxiliary heating/
ventilation is activated.
A malfunction has occur-
red in the auxiliary heat-
ing/ventilation. The
heating/ventilation
function selected by the
system is not available.
The vehicle battery is not
charged sufficiently or
the system is faulty
(
Y
page 391).
The signal transmission
between the transmitter
and the vehicle is faulty
(
Y
page 391).
The heating system has a
fault or there is insuffi-
cient fuel in the fuel tank.
The auxiliary heating is
not working. The auxili-
ary ventilation is still
functioning
(
Y
page 391).
Switching off auxiliary heating/ventila-
tion
The auxiliary heating switches off automati-
cally after 50 minutes.
i
This time limit can be altered. To do this,
visit a qualified specialist workshop, e.g. a
Mercedes-Benz Service Centre.
X
Press the OFF button.
The following messages can appear in the
display:
Display
Meaning
The auxiliary heating/
ventilation is deactiva-
ted.
The signal transmission
between the transmitter
and the vehicle is faulty
(
Y
page 391).
Checking the status of the auxiliary heat-
ing
X
Press the
X
or
Y
button.
The following messages can appear in the
display:
Display
Meaning
The auxiliary heating/
ventilation is deactiva-
ted.
A malfunction has occur-
red in the auxiliary heat-
ing/ventilation. The
heating/ventilation
function selected by the
system is not available.
The vehicle battery is not
charged sufficiently or
the system is faulty
(
Y
page 391).
The signal transmission
between the transmitter
and the vehicle is faulty
(
Y
page 391).
288
Air conditioning
Cont
ro
ls
221_AKB; 2; 3, en-GB
bjanott,
Version: 2.11.7.7
2009-02-27T14:56:10+01:00 - Seite 288
Dateiname: 6515231002_buchblock.pdf; erzeugt am 03. Mar 2009 15:18:06; WK