The windshield wipers are inoperative

The windshield wiper drive is malfunctioning.

the Select another wiper speed on the combination switch.
at a Have the windshield wipers checked at a qualified specialist workshop.

    See also:

    R 300 CDI BlueEFFICIENCY: low fuel consumption MPV
    As with all BlueEFFICIENCY models from Mercedes-Benz, the R-Class features a whole range of measures to reduce fuel consumption. In addition to the direct-injection diesel engine and the low-frict ...

    EBD (electronic brake force distribution)
    Observe the "Important safety notes" section. EBD monitors and controls the brake pressure on the rear wheels to improve driving stability while braking. WARNING If EBD has malf ...

    Before changing a fuse
    •► Park the vehicle and apply the parking brake. •► Switch off all electrical consumers. •► Remove the SmartKey from the ignition lock. The fuses are located in various fuse b ...