See also:

Front fog lamps
Only vehicles with front fog lamps have the fog lamps function. WARNING If you suspect that driving conditions will be foggy, turn the light switch to before you start your journey. O ...

Additives
Only use DEF in accordance with ISO 22241. Do not use additives with DEF and do not dilute DEF with water. This may destroy the BlueTEC exhaust gas aftertreatment system. ...

Setting a speed
WARNING Keep in mind that it may take a brief moment until the vehicle has made the necessary adjustments. Increase or decrease the set vehicle speed to a value that the prevailing road co ...