See also:

Adjusting the four-way lumbarsupport
You can adjust the contour of the driver's seat backrests individually to provide optimum support for your back. 1 To raise the backrest contour 2 To soften the backrest contour 3 To lower the ...

Heavy and light loads
WARNING Depressing the brake pedal constantly results in excessive and premature wear to the brake pads. It may also cause the brakes to overheat, seriously impairing their effectiveness. ...

Charging the batter
WARNING   Never charge a battery still installed in the vehicle unless a battery charger unit approved by Mercedes-Benz is being used. Gases may escape during charging and cause explosio ...