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.

replace it if necessary. Check the battery in the SmartKey and replace it if necessary.
mechanical key. Unlock the driver's door using the mechanical key.
Lock the vehicle.
contacts checked at a qualified specialist Have the starter battery and the battery contacts checked at a qualified specialist workshop.

If the SmartKey is faulty, contact Roadside Assistance or a qualified specialist workshop.

    See also:

    Notes on USB devices
    Data formats The following data formats are supported: • MP3: CBR, VBR (up to 320 kbit/s) • WMA: CBR, VBR (up to 320 kbit/s) Notes on USB devices • In order to keep the initialization time to ...

    Automatic transmission
    - Shift the transmission to position P. The transmission position display in the multifunction display shows P. You can also start the engine when the transmission is in position N. ...

    The ultimate diesel: the V6 engine in the CLS 350 CDI
    195 kW (265 hp) and 620 Nm of torque: the excellent diesel engine in the CLS 350 CDI BlueEFFICIENCY is now even more powerful and boasts a correspondingly superior performance. The Coupé ac ...