See also:

Adding DEF
WARNING Make sure - DEF does not come into contact with skin, eyes, or clothing - to keep DEF out of the reach of children If you and/or others have come into contact with DEF: - If DEF has gott ...

KEYLESS-GO
General information Vehicles with KEYLESS-GO are equipped with a SmartKey featuring an integrated KEYLESS-GO function and a detachable Start/Stop button. The Start/Stop button must be inserted ...

Charging the battery
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 explosions ...