See also:

TWR (Tongue Weight Rating)
The TWR specifies the maximum permissible weight that the ball coupling of the trailer tow hitch can support. ...

Driving on flooded roads
Do not drive through flooded areas. Check the depth of any water before drivincg through it. Drive slowly through standing water. Otherwise, water may enter the vehicle interior or the engin ...

Charging the battery
WARNING Never charge a battery still installed in the vehicle unless a battery charger unit approved by Mercedes-Benz is being used. Gases may escape during charging and cause explosions th ...