Using the SmartKey

driver's door handle. The SmartKey must be close to the driver's door handle.

door handle. Point the tip of the SmartKey at the driver's door handle.
the Press and hold the the button until the side windows and the sliding sunroof or the panorama roof with power tilt/sliding panel are fully closed.
sliding sunroof or panorama roof with Make sure that all the side windows and the sliding sunroof or panorama roof with power tilt/sliding panel are closed.

On vehicles with roller sunblinds:
roller Press the roller button again until the roller sunblinds close.
button. To interrupt convenience closing: release the Using KEYLESS-GO button.

    See also:

    Safety
    Typical of full-size luxury cars, the CL-Class hasn't been crash-tested by the Insurance Institute for Highway Safety, but it does have a boatload of safety features. There are nine airbags, inclu ...

    On-board diagnostics interface
    WARNING If you connect equipment to the on-board diagnostics interface, it can affect the operation of the vehicle systems. This can impair the operating safety of your vehicle while drivin ...

    Weight of optional extras
    The combined weight of those optional extras that weigh more than the replaced standard part and more than 2.3 kilograms (5 lbs). These optional extras, such as highperformance brakes, level co ...