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:
Important safety notes
WARNING
For reasons of safety, have the NECK-PRO
head restraints/NECK-PRO luxury head
restraints checked at an authorized
Mercedes-Benz Center after a rear-end
collision.
WARNING
When p ...
Driving with summer tires
Observe the notes in the "Winter operation" section (). ...
Dual-zone automatic climate control
Different temperatures can be set for the
driver's and front-passenger sides.
Turn the SmartKey to position
2 in the
ignition lock.
To increase/reduce: turn
controls 1 and
6 clockwise or ...