See also:

Warranty
The Service and Warranty Information booklet contains detailed information about the warranties covering your vehicle. Your authorized Mercedes-Benz Center will exchange or repair any defective ...

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. ...

Notes on regularly inspecting wheels and tires
WARNING Regularly check the tires for damage. Damaged tires can cause tire inflation pressure loss. As a result, you could lose control of your vehicle. Worn, old tires can cause accidents. If ...