See also:

Headlamp cleaning system
The headlamps are cleaned automatically if the "Wipe with washer fluid" function is operated ten times while the lights are on and the engine is running ...

Replacing the windshield wiper blades
Removing the wiper blades •► Remove the SmartKey from the ignition lock or turn it to position 0 (KEYLESS-GO). •► Fold the wiper arm away from the windshield until it engages. •` ...

Please bear the following in mind
Resetting the service interval display A qualified specialist workshop, e.g. an authorized Mercedes-Benz Center, will reset the service interval display after the necessary service work has been c ...