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General information
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 ...

Active Driving Assistance package
General notes The Active Driving Assistance package consists of DISTRONIC PLUS Active Blind Spot Assist an Active Lane Keeping Assist. ...

Problems with your vehicle
If you should experience a problem with your vehicle, particularly one that you believe may affect its safe operation, we urge you to contact an authorized Mercedes-Benz Center immediately to have ...