See also:

Removing the ball coupling
Observe the manufacturer's installation instructions. Press the protective cap into the ball coupling recess. Make sure that the protective cap is firmly in place. ...

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 ...

DEF
Important notes on use To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. Adding DEF is one of the tasks performed during maintenance. Under no ...