See also:

BAS PLUS (Brake Assist System Plus)
BAS PLUS is only available in vehicles equipped with DISTRONIC PLUS. Observe the "Important safety notes" section At speeds above approximately 4 mph (7 km/h), BAS PLUS assists you w ...

SmartKey
Display messages Key Does Not Belong to Vehicle Possible causes/consequences and ► Solutions You have put the wrong SmartKey in the ignition lock. ► Use the correct SmartKey. Disp ...

Fuel requirements
Gasoline engines Use only premium-grade unleaded gasoline. The octane number should be at least 91. Details can be found on the gas pump. The octane number is the average value of the Research ...