See also:

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 ...

Checking tire pressure electronically
  Make sure that the SmartKey is in position 2 in the ignition lock.   Press the or button on the steering wheel to select the Service menu.   Press the or button to sel ...

Restricting the shift range
Pull the left-hand steering wheel paddle shifter. The automatic transmission shifts down one gear and restricts the shift range to the relevant gear. If the engine exceeds the maximum engi ...