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:
Important safety notes
The coolant is a mixture of water and
antifreeze/corrosion inhibitor. It performs
the following tasks:
• corrosion protection
• antifreeze protection
• raising the boiling point
The engine coo ...
Radiator
Vehicles with a diesel engine: do not
cover the radiator, for example with a
winter front or bug cover. Otherwise, the
readings of the on-board-diagnostic
system may be inaccurate. Some of th ...
Switching on/off
The three red indicator lamps in the button
indicate the heating level you have selected.
If the battery voltage is too low, the seat
heating may switch off.
One or more of the indicator lamp ...
