Removing the mechanical key

•► Push release catch 1 in the direction of

•► Push release catch 1 in the direction of the arrow and at the same time, remove mechanical key 2 from the SmartKey.

    See also:

    Charging the batter
    WARNING   Never charge a battery still installed in the vehicle unless a battery charger unit approved by Mercedes-Benz is being used. Gases may escape during charging and cause explosio ...

    Safety systems
    Display messages Possible causes/consequences and Solutions Risk of accidentABS (Anti-lock Braking System), ESP® (Electronic Stability Program), BAS (Brake Assist), PRE ...

    General notes
    If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. - Check the battery in ...