2011 Mercedes ML-Class Owner's Manual - Page 211

Menus and submenus X 209 Displaying the on-board voltage X Press V or U on the steering wheel to select the AMG menu. X Press the & button repeatedly until the on-board voltage is shown. Digital speedometer : Gear indicator ; On-board voltage Outside temperature RACETIMER Displaying and starting RACETIMER AMG menu in AMG vehicles AMG displays X G Warning Press V or U on the steering wheel to select the AMG menu. The RACETIMER feature is only for use on roads and in conditions where high speed driving is permitted. Racing on public roads is prohibited under all circumstances. The driver is and must always remain responsible for following posted speed limits. : Gear indicator ; Upshift instruction = Engine oil temperature You can use the RACETIMER to store lap times. When RACETIMER is displayed, you cannot adjust the volume using the W and X buttons on the steering wheel. X If the engine reaches the overrevving range in the manual gearshift program, the menu is displayed in red. You will also see shift up instruction ;. Shift up instruction ; overrides other messages in the multifunction display until you have shifted up. Press V or U on the steering wheel to select the AMG menu. X Press the & button repeatedly until the RACETIMER is shown. Z On-board computer and displays Press V or U on the steering wheel to select the standard display. X Press the & or * button to select digital speedometer or the outside temperature. When the engine temperature is below 80 †, the oil temperature gauge flashes. Avoid driving at full engine output during this time.