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:

    New V8 bi-turbo engine with innovative technology
    The new-generation Mercedes-Benz CL-Class also assumes a pioneering role with its drivetrain. Under the hood of the CL550 4MATIC a new V8 biturbo engine with BlueDIRECT technology delivers impress ...

    Video DVD operation
    Switch on COMAND and select video DVD (see the separate operating instructions). Press the or button on the steering wheel to select the Audio menu. DVD changer display (example) 1 Cu ...

    Activating/deactivating
    - Turn the SmartKey to position 2 in the ignition lock. - To switch on: press the button. The indicator lamp in the button lights up. Airflow and air distribution are set to automatic mode ...