Differential lock

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 20 mph (30 km/h), BAS PLUS assists ...

Vehicles with automatic transmission
Apply the electric parking brake. Shift the transmission to position P. Using the SmartKey Turn the SmartKey to position 0 in the ignition lock and remove it. The immobilizer is activated. ...

General notes
The Active Driving Assistance package is only available on vehicles without HYBRID. The Active Driving Assistance package consists of DISTRONIC PLUS, Active Blind Spot Assist and Active Lane K ...