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 ...

Removing the mechanical key
Push release catch 1 in the direction of the arrow and at the same time, remove mechanical key 2 from the SmartKey. ...

Checking tire pressure electronically
Make sure that the SmartKey is in position 2 in the ignition lock. Press the or button on the steering wheel to select the Service menu. Press the or button to select Tire Pressure. ...