See also:

Brake fluid
WARNING Over a period of time, the brake fluid absorbs moisture from the air; this lowers its boiling point. If the boiling point of the brake fluid is too low, vapor pockets may form in t ...

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 ...

Setting the airflow
- Turn the SmartKey to position 2 in the ignition lock. - To increase: press the button. - To reduce: press the button. You can use automatic climate control to set the airflow in the re ...