See also:

Activating/deactivating DSR
Activating DSR can only be activated if you are driving no faster than 20 mph (30 km/h). Vehicle without the Off-Road Pro Engineering package Vehicle with the Off-Road Pro Engineering package ...

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 tha ...

Before changing a fuse
Park the vehicle and apply the electric parking brake. Switch off all electrical consumers. Remove the SmartKey from the ignition lock. The fuses are located in various fuse boxes: • fuse ...