SmartKey functions

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Problems with fuel and the fuel tank
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State-of-the-art engine technology from the inventor of the diesel passenger car
The 2.2-litre CDI engine turns the ML 250 BlueTEC 4MATIC into the most economical SUV in its class. With NEDC fuel consumption of 6.0 l/100 km, the model even outperforms any hybrid model currentl ...

Opening/closing automatically fromoutside
Important safety notes WARNING   Make sure the tailgate is closed when the engine is running and while driving. Among other dangers, deadly carbon monoxide (CO) gases may enter vehicle ...