See also:

General notes
WARNING If the vehicle becomes trapped in snow, ensure that snow is kept away from the exhaust pipe and from around the vehicle as long as the engine is running. Otherwise, poisonous carbon ...

Purity
Assuring the purity of DEF is particularly important with respect to avoiding malfunctions in the exhaust gas aftertreatment system. If DEF is pumped out of the DEF tank, e.g. during repair wor ...

Drive sensibly – save fuel
Observe the following tips to save fuel: The tires should always be inflated to the recommended tire pressure. Remove unnecessary loads. Remove roof racks when they are not needed. Warm ...