See also:

Closing
- Replace the fuel filler cap and turn it clockwise. The fuel filler cap audibly engages. - Close the fuel filler flap. If you drive with the fuel filler cap open, reserve fuel warning la ...

BAS (Brake Assist System)
Observe the "Important safety notes" section. BAS operates in emergency braking situations. If you depress the brake pedal quickly, BAS automatically boosts the braking force, thus s ...

Activating/deactivating PRE-SAFE® Brake
PRE-SAFE® Brake is only available in vehicles with DISTRONIC PLUS. Press the or button on the steering wheel to select the DriveAssist menu. Press or to select PRE-SAFE Brake. Pres ...