See also:

GTW (Gross Trailer Weight)
The GTW is the weight of a trailer including the weight of the load, luggage, accessories etc. on the trailer. ...

The windshield wipers are obstructed
Leaves or snow, for example, may be obstructing the windshield wiper movement. The wiper motor has been deactivated. - For safety reasons, you should remove the SmartKey from the ignition lock. ...

Message memory
The on-board computer saves certain display messages. You can call up the display messages in the message memory. – Press the or button on the steering wheel to select the Serv. menu. If th ...