Low outside temperatures
DEF freezes at a temperature of approximately 12 °F (–11 °C). The vehicle is equipped with a DEF preheating system when it leaves the factory. Winter operation is therefore also guaranteed at temperatures below 12 °F (–11 °C).
See also:
High-beam flasher
•► To switch on: turn the SmartKey in the
ignition lock to position 1 or 2 or start the
engine.
•► Pull the combination switch in the direction
of arrow 3. ...
Important safety notes
WARNING
Severe conditions (e.g. strong air pollution) may require replacement of the
filter before its scheduled replacement interval. A clogged filter will reduce the
air volume to the inte ...
Wake up: ATTENTION ASSIST issues warning on detecting drowsiness
Studies have shown that around a quarter of all serious motorway accidents
are caused by drowsy drivers, making this factor an even bigger cause of
accidents than drink-driving. With ATTENTION ASS ...