See also:

Closing the DEF filler cap and fuel filler flap
– Place DEF filler cap 2 on the filler neck and turn it clockwise. – To close the fuel filler flap, press it in the direction of arrow 1. – Drive at a speed above 10 mph (16 km/h). The Check ...

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 ...

Important safety notes
Have the batteries changed at a qualified specialist workshop. WARNING Batteries contain toxic substances. Swallowing batteries can lead to serious health issues or death. Keep batteries out ...