See also:

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 ...

Other bulbs
There are bulbs other than the Xenon bulbs that you cannot replace. Replace only the bulbs listed. Have the bulbs that you cannot replace yourself changed at a qualified specialist workshop. Me ...

Activating/deactivating the acoustic locking verification signal
If you activate the Acoustic Lock Feedb. function, an audible signal sounds depending on the vehicle's date of manufacture: • when locking or • once when unlocking and three times when loc ...