Mercedes-Benz R-Class Owner's Manual page 179

Controls
Air conditioning
Switching the auxiliary heating/venti-
lation on/off using the remote control
Your vehicle comes with one remote control.
You may use two additional remote controls
for your vehicle. For further information, con-
sult a qualified specialist workshop, e.g. a
Mercedes-Benz Service Centre.
The remote control has a maximum range of
approximately 300 metres. This range may be
reduced by:
sources of radio interference
R
solid objects between the remote control
R
and the vehicle
the remote control being in an unfavoura-
R
ble position in relation to the vehicle
transmitting from an enclosed space
R
i
The optimum range can be achieved if you
hold the remote control vertically, pointing
upwards when you press one of the but-
tons.
i
A battery symbol appears in the display
when the batteries in the remote control
are low. Replace the remote control bat-
teries ( page 305).
Y
176
i
More information about the auxiliary
heating can be found in the "Practical
advice" section ( page 300).
Y
Auxiliary heating remote control
Display
1
To check the status
2
OFF – to deactivate auxiliary heating/
3
ventilation
ON – to activate auxiliary heating/venti-
4
lation
To check the status
5
Using the remote control, you can:
activate or deactivate the auxiliary heat-
R
ing/ventilation
check the status of the auxiliary heating/
R
ventilation
Activating the auxiliary heating/ventila-
tion
Press the ON button.
X
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.