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 ...

Using the SmartKey
The SmartKey must be close to the driver's door handle. •► Point the tip of the SmartKey at the driver's door handle. •► Press and hold the button until the side windows and the ...

Changing the battery
You require a CR 2025 3 V cell battery. - Take the mechanical key out of the SmartKey. - Press mechanical key 2 into the opening in the SmartKey in the direction of the arrow until battery t ...