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:
Activating/deactivating
WARNING
Any accumulation of snow and ice should be
removed from the rear window before driving.
Visibility could otherwise be impaired,
endangering you and others.
The rear window defroster ...
Deactivating/activating ESP® (except AMG vehicles)
WARNING
ESP® should not be deactivated during
normal driving other than in the
circumstances described below. Disabling
the system will reduce vehicle stability in
driving maneuvers.
Do no ...
Important safety notes
ATTENTION ASSIST helps you during long,
monotonous journeys such as on freeways and interstate highways. It is active in
the
range between 50 mph (80 km/h) and
112 mph (180 km/h).
If ATTENTIO ...