See also:

Transfer case
This section is only valid for vehicles with 4-wheel drive (4MATIC). Power is always transmitted to both axles. Performance tests may only be carried out on a 2-axle dynamometer. The brake ...

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. ...

Vehicles without extended Off-Road Proengineering package
Basic setting The extent to which the vehicle is raised or lowered depends on the basic setting selected. Select: • Raised level, for driving on normal off-road terrain • Highway/high-speed ...