Mercedes-Benz 2013 M Class - Manual (Page 283)

This function is only available if you have
stored at least two laps and have stopped the
RACETIMER.
X Press the = or ; button on the
steering wheel to select the
AMG menu.
X Press the 9 button repeatedly until the
lap evaluation is shown.
Each lap is shown in a separate submenu.
The fastest lap is indicated by flashing
symbol :.
X Press the 9 or : button to select a
different lap evaluation.
Menus and submenus
281
On-board computer and displays
Z