Important safety notes

For safety reasons, switch off the windshield WARNING
For safety reasons, switch off the windshield wipers and remove the key from the ignition lock before changing the wiper blades (vehicles with KEYLESS-GO: make sure that the on-board electronics are in state 0).
Otherwise, the wiper motor could be switched on suddenly and cause injury.

To avoid damaging the wiper blades, To avoid damaging the wiper blades, make sure that you touch only the wiper arm of the wiper.

Never open the hood if a windshield wiper Never open the hood if a windshield wiper arm has been folded away from the windshield.
Never fold a windshield wiper arm without a wiper blade back onto the windshield/rear window.
Hold the windshield wiper arm firmly when you change the wiper blade. If you release the windshield wiper arm without a wiper blade and it falls onto the windshield, the windshield may be damaged by the force of the impact.
Mercedes-Benz recommends that you have the wiper blades replaced by a qualified specialist workshop, e.g. at an authorized Mercedes-Benz Center.

    See also:

    Closing the hood
    WARNING When closing the hood, use extreme caution not to catch hands or fingers. Be careful that you do not close the hood on anyone. Make sure the hood is securely engaged before driving of ...

    Cargo net (Wagon)
    Important safety notes It is particularly important to use a safety net if the vehicle is loaded with small objects above the level of the backrests. For safety reasons, always use a cargo net ...

    Unlocking the trunk (Sedan)
    The trunk lid swings upwards when opened. Therefore, make sure that there is sufficient clearance above the trunk lid. If the trunk cannot be unlocked with the SmartKey or KEYLESS-GO, use the ...