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 sy ...

Replacing the windshield wiper blades
Removing the wiper blades Remove the SmartKey from the ignition lock or turn it to position 0 (KEYLESS-GO). Fold the wiper arm away from the windshield until it engages. Set the wiper blade ...

Additives
Do not use any additives in the engine oil. This could damage the engine. ...