RACETIMER
Displaying and starting RACETIMER
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.
You can use the RACETIMER to store lap times.
When RACETIMER is displayed, you cannot 
adjust the volume using the 
 and
 
buttons on the steering wheel.
 Press 
 or
 on the steering wheel 
to select the AMG menu.
 Press the 
 button repeatedly 
until the 
RACETIMER is shown.

1 Gear indicator
2 Seconds indicator
3 RACETIMER
4 Lap
You can start the RACETIMER when the engine is running or if the SmartKey is in position 2 in the ignition lock.
 To start: press the 
 
button to start the 
RACETIMER.
 To display the intermediate time: press 
the 
 button to show the 
intermediate 
time.
The intermediate time is displayed for five seconds.
 To stop: press the 
 button 
to stop the 
RACETIMER.
The RACETIMER interrupts timing when you 
stop the vehicle and turn the SmartKey to 
position 1 in the ignition lock. When you turn 
the SmartKey to position 2 or 3 and then 
press the 
 button, timing is 
continued.
Storing the lap time and starting a new lap
It is possible to store a maximum of sixteen laps.
 Press the 
 button on the 
steering 
wheel to show the intermediate time during 
timing.
The intermediate time is displayed for five seconds.
 Press the 
 button again within 
five 
seconds.
The displayed intermediate time is stored as a lap time.
Timing starts for a new lap. The new lap is timed from when the intermediate time is called up.

1 Gear indicator
2 RACETIMER
3 Fastest lap time (best lap)
Resetting the current lap
 Press the 
 button on the 
steering 
wheel to stop the RACETIMER.
 Press 
 to reset the lap time to 
"0”.
Deleting all laps
You cannot delete individual stored laps.
 Press the 
 button on the steering 
wheel to stop the RACETIMER.
 Press and hold the 
 button for a 
minimum of three seconds.
 Press the 
 button to start the 
RACETIMER.
All laps are deleted.
or
 Press the 
 button on the 
steering 
wheel to stop the RACETIMER.
 Press the 
 button.
Reset Race Timer appears in the multifunction display.

 Press the 
 button to select 
Yes and 
press the 
 button to confirm.
All laps are deleted.
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