Air conditioning system 119
Using the system Safety Driving Tips General Maintenance Breakdown assistance Technical Data
The prerequisite for the correct switching on of the auxiliary heating (auxiliary heating
and ventilation) according to the programmed pre-set time is the correct setting of the
current time and the weekday page 118.
If the system is running, a warning light in the button for direct switching on/off of the
auxiliary heating lights up.
The running system deactivates after expiration of the operating period or is deacti-
vated earlier by pressing the button for direct switching on/off of the auxiliary heating
page 118.
A random pre-set time can be deactivated by selecting the menu point Deactivate in
the menu Activate.
After selecting the menu Factory setting in the menu Aux. heating, it is possible to
return to the factory setting.
Radio remote control
The auxiliary heating (auxiliary heating and ventilation) can be
switched on or off with the remote control.
– For switching on, press the button .
– For switching off, press the button .
The transmitter and the battery are housed in the housing of the remote control. The
receiver is located in the interior of the car.
If the battery is properly charged, the effective range is up to 600 m. For switching on
or off the auxiliary heating, hold the remote control vertically with the antenna
fig. 124 towards the top. You must not cover over the antenna with the fingers or the
palm of the hand. Obstacles between the radio remote control and the vehicle, bad
weather conditions and a weaker battery can clearly reduce the range.
The auxiliary heating can only be switched on or off with the radio remote control, if
the distance between the radio remote control and the vehicle is at least 2 m.
Warning light in the radio remote control
The warning light in the radio remote control fig. 124 indicates after a keystroke if
the remote control signal was received by the auxiliary heating and if the battery is
adequately charged.
Display warning light Importance
Lights up green for 2 seconds. The auxiliary heating was switched on.
Lights up red for 2 seconds. The auxiliary heating was switched off.
Slowly flashes green for 2 seconds. The ignition signal was not received.
Quickly flashes green for 2 seconds.
The auxiliary heating is blocked, e. g
because the tank is nearly empty or there
is a fault in the auxiliary heating.
Flashes red for 2 seconds. The switch off signal was not received.
Lights up orange for 2 seconds, then
green or red.
The battery is weak, however the switch-
ing on or off signal was received.
Lights up orange for 2 seconds, then
flashes green or red.
The battery is weak, however the switch-
ing on or off signal was not received.
Flashes orange for 5 seconds. The battery is discharged, however the
switching on or off signal was not
received.
s3fg.2.book Page 119 Friday, April 30, 2010 12:17 PM
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