SmartKey functions

See also:

Fuse box on the left in the direction of travel
Open the hood. Remove any existing moisture from the fuse box using a dry cloth. AMG vehicles: remove the control unit above the fuse box. To open: undo screws 1 with an Allen key. ...

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 condi ...

PRE-SAFE® Brake
PRE-SAFE® Brake is only available in vehicles with DISTRONIC PLUS. Observe the "Important safety notes" section. PRE-SAFE® Brake can help you to minimize the risk of a frontal colli ...