See also:

Important safety notes
WARNING On slippery road surfaces, never downshift in order to obtain braking action. This could result in drive wheel slip and reduced vehicle control. Your vehicle's ABS will not preve ...

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 ...

Activating/deactivating Lane Keeping Assist
You can use the Lane Keep. Asst. function to activate/deactivate Lane Keeping Assist (Y page 200) or Active Lane Keeping Assist. – Press the or button on the steering wheel to select the Dri ...