302 OperationMaintenance
MaintenanceWe strongly recommend that you have 
your vehicle serviced by your authorized 
Mercedes-Benz Center, in accordance with 
the Service Booklet at the times called for 
by the FSS (Flexible Service System).
Failure to have the vehicle maintained in 
accordance with the Service Booklet at the 
designated times /mileage called for by 
the FSS may result in vehicle damage not 
covered by the Mercedes-Benz Limited 
Warranty.
FSS will notify you when your next service 
is due.
Approximately one month before your next 
service is due, one of the following mes-
sages will appear in the multifunction dis-
play while you are driving or when you 
switch on the ignition (example service A):Service A in XXXXX miles (km)
Service A in XXX days
Service A in X day
Service A due now!
The type of service due is indicated in the 
multifunction display:9
Minor service (A)
´
Major service (B)
Clearing the service indicator
The service indicator is automatically 
cleared after 30 seconds. You can also 
clear it yourself.
Press the reset button on the instru-
ment cluster (
page 126).
Service term exceeded
If you have exceeded the suggested ser-
vice term, you will see the following mes-
sage in the multifunction display:Service A exceeded by XXXXX miles 
(km)
Service A exceeded by XXX days
Service A exceeded by X dayThe Mercedes-Benz Center will reset the 
service indicator following a completed 
service.
iThe interval between services depends 
on your driving habits. A gentle driving 
style, moderate engine speeds and the 
avoidance of short-distance trips will 
lengthen the interval between services. 
303 Operation
Maintenance
Calling up the service indicator
Switch on ignition.
The standard display of the control sys-
tem appears (
page 129).
Press button k or j on the mul-
tifunction steering wheel until FSS indi-
cator with the service symbol 9 or 
´ and the service deadline appears 
in the multifunction display.
Resetting the service indicator 
In the event that the service on your vehi-
cle is not carried out by an authorized 
Mercedes-Benz Center, you can reset the 
service indicator yourself.
Switch on ignition.
The standard display of the control sys-
tem appears (
page 129).
Press button k or j on the mul-
tifunction steering wheel until the FSS 
indicator with the service symbol 9 
or ´ and the service deadline ap-
pears in the multifunction display.
Press reset button to the left in the in-
strument cluster for about three sec-
onds.
This message appears in the multifunc-
tion display:Service interval...
To reset:
Press reset button
for 3 seconds
To confirm, press reset button until you 
hear a signal.
The service indicator now displays the 
reset interval.
iIf the battery is disconnected, the days 
of disconnection will not be included in 
the count shown by the service indica-
tor. To arrive at the true service dead-
line, you will need to subtract these 
days from the days shown in the ser-
vice indicator.
Do not confuse the service indicator 
with the engine oil level indicator :.
iIf the service indicator was inadvertent-
ly reset, have a Mercedes-Benz Center 
correct it.
Only reset if the proper service has 
been performed. Resetting the system 
without performing proper service as 
called for by the FSS will cause the FSS 
to incorrectly determine the next ser-
vice interval which will result in engine 
damage not covered by the 
Mercedes-Benz Limited Warranty.