Switching on/off
The three blue indicator lamps in the buttons indicate the ventilation level you have selected.
If the battery voltage is too
low, the seat
ventilation may switch off.

Make sure that the SmartKey is
in position 2 in the ignition lock.
To switch on: press button 1
repeatedly until the desired ventilation level is set.
You can open the side windows
and the
sliding sunroof using the "Convenience
opening" feature. The seat
ventilation of the driver's seat
automatically switches to the highest level.
To switch off: press
button 1 repeatedly
until all the indicator lamps go out.
See also:
Setting the temperature in the rear
compartment using the front control
panel
Turn the SmartKey to position 2 in the
ignition lock.
Activate the rear compartment
function via COMAND.
The rear-compartment climate control can
be controlled via the front control panel
...
System self-test
The 42 indicator lamp
illuminates when you:
• turn the SmartKey to position 1 or 2 in the
ignition lock
• on vehicles with KEYLESS-GO, press the
Start/Stop button once or twice
The indicator ...
Panic alarm
► To activate: press
button 1 for at
least one second.
An alarm sounds and the exterior lighting
flashes.
► To deactivate: press
button 1 again.
or
► Insert the SmartKe ...
