328 OperationMaintenanceWe strongly recommend that you have 
your vehicle serviced by an authorized 
Mercedes-Benz Center, in accordance with 
the Maintenance Booklet at the times 
called for by the maintenance service indi-
cator display.
Failure to have the vehicle maintained in 
accordance with the Maintenance Booklet 
and maintenance service indicator at the 
designated times /mileage will result in ve-
hicle damage not covered by the 
Mercedes-Benz Limited Warranty.
The maintenance service indicator will no-
tify you when your next maintenance ser-
vice is due.Starting approximately one month before 
your next maintenance service is due, one 
of the following messages will appear in 
the multifunction display while you are 
driving or when you switch on the ignition 
(example service A):
'A' SERVICE IN XXXXX MILES (KM)
'A' SERVICE IN XXX DAYS
'A' SERVICE IN X DAY
'A' SERVICE DUE NOWThe type of maintenance service due is in-
dicated in the multifunction display:9
Basic service (A)
´
Extended service (B)Clearing the maintenance service indi-
cator
The maintenance service indicator is auto-
matically cleared after 30 seconds when 
you switch on the ignition or when reach-
ing the maintenance service threshold 
while driving. You can also clear it yourself.
Press the reset buttonJ in the instru-
ment cluster (
page 140).
iVehicles equipped with FSS (Flexible 
Service System) only (Canada vehi-
cles): 
The 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.