See also:

Service menu
In the Service menu you can: call up display messages () restart the tire pressure loss warning system (Canada only) () check the tire pressure electronically (USA only) () call up the ser ...

Please bear the following in mind
Resetting service interval display If the qualified specialist workshop, e.g. a Mercedes-Benz Center, carried out the maintenance work, the service interval display will be reset. Further info ...

Using the SmartKey
– Turn the SmartKey to position 0 in the ignition lock and remove it. The immobilizer is activated. If you turn off the engine with the SmartKey and then remove it from the ignition lock ...