See also:

De-registering (de-authorizing) a mobile phone
Mercedes-Benz USA, LLC recommends deauthorizating in both COMAND and the mobile phone. Subsequent authorization may otherwise fail. To call up the telephone menu: press the function button ...

Low-beam headlamps (halogen headlamps)
Switch off the lights. Open the hood. Remove the headlamp cover (). Left-hand headlamp: detach the washer fluid reservoir (). Turn housing cover 1 counter-clockwise and pull it out. Pul ...

Important safety notes
WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take the SmartKey with you and lock the vehicle. Do not leave children unattended in the vehicle, e ...