Mercedes-Benz 2013 C Class Coupe - Manual (Page 243)

Vehicles with a 12-button multifunction steering wheel
The on-board computer saves certain display messages. You can call up the display messages
in the
message memory.
X Press the = or ; button on the steering wheel to select the Service menu.
If there are display messages, the multifunction display shows 2 messages , for example.
X Press the 9 or : button to select the entry, e.g. 2 messages .
X Press a to confirm.
X Press the 9 or : button to scroll through the display messages.
Display messages
241
On-board computer and displays
Z