See also:

Tires
30 Use of snow chains not permitted. Observe the notes in the "Snow chains" section. 31 MOExtended tires (tires featuring run-flat characteristics) only in combination with an a ...

Setting climate control to automatic
WARNING If you switch off the cooling function, the vehicle will not be cooled when weather conditions are warm. The windows can fog up more quickly. Window fogging may impair visibility and ...

Immobilizer
The immobilizer prevents your vehicle from being started without the correct SmartKey. When leaving the vehicle, always take the SmartKey with you and lock the vehicle. The engine can be starte ...