Display messagesPossible causes/consequences and M SolutionsService 
RequiredDo Not 
Shift 
Gears 
Visit 
DealerIn addition an acoustic warning sounds.
The automatic transmission cannot be shifted out of the
current transmission position because of a malfunction.
If the automatic transmission is in drive position  D:XWithout shifting the automatic transmission out of drive
position  D, drive to an authorized Mercedes-Benz Center.
If the automatic transmission is set to position neutral
position  N, reverse gear  R or park position  P:
XDo not drive.XContact an authorized Mercedes-Benz Center or call
Roadside Assistance.Only 
Shift to 
'P' when 
Vehicle 
is 
StationaryYou have attempted to shift the automatic transmission into
park position  P although the vehicle was still in motion.XStop your vehicle as soon as it is safe to do so.XShift the automatic transmission to park position  P.Shift to 
'P' or 'N'to Start 
EngineYou have attempted to start the engine with the KEYLESS-GO
start/stop button while the automatic transmission was in
reverse gear  R or drive position  D.XShift the automatic transmission into park position  P or
neutral position  N. Make sure the brake pedal is depressed.Auxiliary 
BatteryMalfunctio
nThe backup battery for the automatic transmission is no
longer charging.XContact an authorized Mercedes-Benz Center.
Tires
Display messagesPossible causes/consequences and  M SolutionsCheck 
Tire 
PressureThen 
Restart 
Run Flat 
IndicatorThere has been a warning message about a loss in the tire
inflation pressure and the tire pressure loss warning system
was not restarted yet.XMake sure the correct tire inflation pressure is set for each
tire.XThen restart the tire pressure loss warning system
( Y  page 232).Run Flat 
IndicatorInoperativ
eThe tire pressure loss warning system is malfunctioning.XHave the tire pressure loss warning system checked at an
authorized Mercedes-Benz Center.284Vehicle status messages in the multifunction displayPractical hints
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