Important safety notes

Have the batteries changed at a qualified specialist workshop.

WARNING
Batteries contain toxic substances.
Swallowing batteries can lead to serious health issues or death.
Keep batteries out of the reach of children.
Seek medical attention immediately if a battery is swallowed.

WARNING
The SmartKey batteries contain perchlorate material, which may require special handling and regard for the environment. Observe government disposal guidelines. California residents, see www.dtsc.ca.gov/HazardousWaste/Perchlorate/index.cfm.

    See also:

    Problems with the rear window defroster
    The rear window defroster has deactivated itself prematurely or cannot be activated. Switch off any consumers that are not required, e.g. reading lamps or interior lighting. When the battery ...

    Curb weight
    The weight of a vehicle with standard equipment including the maximum capacity of fuel, oil and coolant. It also includes the airconditioning system and optional equipment if these are install ...

    Activating the rear view camera
    ► Make sure that the SmartKey is in position 2 in the ignition lock. ► Make sure that the "rear view camera" function is selected in COMAND (see the separate operating inst ...