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:

    Transfer case
    This section is only valid for vehicles with 4- wheel drive (4MATIC). Power is always transmitted to both axles. Performance tests may only be carried out on a 2-axle dynamometer. The brake ...

    Displaying the coolant temperature
    WARNING   Driving when your engine is overheated can cause some fluids which may have leaked into the engine compartment to catch fire. You could be seriously burned. Steam from an over ...

    Cup holder in the rear seat armrest
    Do not sit on or support your body weight on the rear seat armrest when it is folded down, as you could otherwise damage it. Close the cup holder before folding the rear seat armrest up. Othe ...