Restoring the factory settings

•► Press the buttons and simultaneously for approximately six buttons simultaneously for approximately six seconds until the battery check lamp flashes twice.

    See also:

    Comfort on long journeys as standard: the front seats
    The seats in the Mercedes-Benz C-Class make a valuable contribution to comfort on long journeys. As an optional extra, climatised seats are now available for the driver and front passenger. They e ...

    Comprehensive restraint system for the best possible occupant protection
    Combined with the front and rear deformation zones, the high-strength occupant cell forms an effective basis for occupant protection systems that include: adaptive, two-stage airbags for the dri ...

    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 ...