See also:

Safety
Dual-stage front airbags and door-mounted side-impact airbags for the front and rear seats are standard. Optional curtain-type airbags deploy from above the side windows. With Mercedes’ BabySmart ...

Setting the rear-compartment air distribution using the rear control panel
Turn the SmartKey to position 2 in the ignition lock. Press rocker switch 13 or 16 up or down repeatedly until the desired air distribution symbol is shown in the display. ...

Fuel requirements
Gasoline engines Use only premium-grade unleaded gasoline. The octane number should be at least 91. Details can be found on the gas pump. The octane number is the average value of the Resea ...