2010 Mercedes C-Class Owner's Manual - Page 126

124 Control system RSETUP (Y page 124) page 124) RRACETIMER (Y ROverall RLap analysis (Y page 125) analysis (Y page 126) SETUP Controls in detail X Press button = or ; to select the AMG menu. X Press button 9 to select SETUP. : Digital speedometer ; Gear indicator = RACETIMER ? Lap number You can start the RACETIMER when the engine is running or the starter switch is in position 2 (Y page 77). While the RACETIMER is being displayed, you cannot adjust the audio volume using buttons W or X. : Automatic transmission program mode X X indicator ; ESP mode indicator RACETIMER G Warning! 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. Starting: Press button W. Displaying intermediate time: Press button X while the timer is running. The intermediate time is shown for 5 seconds. X Stopping: Press button W. When you stop the vehicle and turn the SmartKey to position 1 (Y page 77) or, in vehicles with KEYLESS-GO, turn off the engine and do not open the driver's door, the RACETIMER stops timing. Timing is resumed when you press button W after switching the ignition back on or restarting the engine. Saving lap time and starting a new lap You can save up to 16 laps. X Press button X while the timer is running. The intermediate time will be shown for 5 seconds. X Press button X within 5 seconds. The intermediate time shown will be saved as a lap time. The RACETIMER allows you to time and save driving stretches. X Press button = or ; to select the AMG menu. X Press button 9 repeatedly until the RACETIMER appears in the multifunction display.