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 the SmartKey and replace it if necessary.

•► Unlock the driver's door using the mechanical key.

•► Lock the vehicle using the mechanical key.

•► 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:

    Replacing the rear window wiper blade
    Removing the wiper blade Removing the wiper blade Remove the SmartKey from the ignition lock. Fold wiper arm 1 away from the rear window until it engages. Position wiper blade 2 at a righ ...

    Important safety notes
    The rear view camera is an optical parking aid. It shows the area behind your vehicle in the COMAND display. WARNING Make sure that no persons or animals are in the maneuvering range. Otherwi ...

    Downhill gradients
    On long and steep gradients, you must reduce the load on the brakes by shifting early to a lower gear. This allows you to take advantage of the engine braking effect and helps avoid overheati ...