Page 361 of 416

Display messages
Possible causes/consequences and 0050 0050Solutions #
Stop in accordance with the tra ffic conditions. #
Clean all sensors (/ page 288). #
Restart the engine.
SOS NOT READY *T
he emergency call sy stem is not available.
Po ssible causes forth is include:
R The ignition is switched off.
R The emer gency call sy stem is malfunctioning. #
Switch on the ignition.
If an emer gency call is una vailable, a message tothis ef fect will
appear on the multifunction display of the instrument clus ter. #
Visit a qualified specialist workshop.
% Yo
u can find more information on there gional availability of the
emer gency call sy stem at: http://www.mercedes-benz.com/
connect_ecall
007A
0025
00E5 Inoperative See Opera-
tor's Manual *
EBD, ABS and ESP ®
are malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be mal‐
functioning. &
WARNING Risk of skidding if EBD, ABS and ESP ®
are mal‐
functioning
If EBD, ABS and ESP ®
are malfunctioning, the wheels can lock
when braking and ESP ®
cann otcar ryout vehicle stabilization.
The steering capability and braking characteristics are thus
se verely impaired. The braking di stance in an emer gency brak‐
ing situation can increase. In addition, other driving saf ety sys‐
te ms are switched off. #
Drive on careful ly. #
Have the brake sy stem checked immediately at a qualified
specialist workshop. #
Drive on carefully. #
Consult a qualified specialist workshop immediatel y.
00E5 Inoperative See Opera-
tor's Manual *
ESP ®
is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be mal‐
functioning.
The brake sy stem continues working with the normal ef fect. The
braking dis tance may increase in eme rgency braking situations. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabili‐
zation. In addition, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. Display messages and
warning and indicator lamps 359
Page 362 of 416

Display messages
Possible causes/consequences and 0050 0050Solutions #
Drive on carefull y. #
Consult a qualified specialist workshop immediatel y.
00E5 Currently Unavailable
See Operator's Manual *
ESP ®
is temp orarily una vailable.
Other driving sy stems and driving saf ety sy stems may also be mal‐
functioning. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabili‐
zation. In addition, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. #
Carefully drive some gentle cur ves at a speed greater than
19 mp h (30 km/h) on a suitable stre tch of road. #
Ifth e display message does not disappear, visit a qualified spe‐
cialist workshop immediately. Drive carefully when doing so.
0025
00E5
Currently Unavailable
See Operator's Manual *
ABS and ESP ®
are temp orarily una vailable.
Other driving sy stems and driving saf ety sy stems may also be tem‐
porarily una vailable. &
WARNING Risk of skidding if ABS and ESP ®
are malfunc‐
tioning
If ABS and ESP ®
are malfunctioning, the wheels could lock when
braking and ESP ®
cann otcar ryout vehicle stabilization.
The steering capability and braking characteristics are thus
se verely impaired. The braking di stance in an emer gency brak‐
ing situation can increase. In addition, other driving saf ety sys‐
te ms are switched off. #
Drive on careful ly. #
Have ABS and ESP ®
ch ecked immediately at a qualified
specialist workshop. #
Carefully drive some gentle cur ves at a speed greater than
19 mp h (30 km/h) on a suitable stre tch of road. #
Ifth e display message does not disappear, visit a qualified spe‐
cialist workshop immediately. Drive carefully when doing so.
0025
00E5
Inoperative See Opera-
tor's Manual *
ABS and ESP ®
are malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be mal‐
functioning.
The brake sy stem continues working with the normal ef fect. The
braking dis tance may increase in eme rgency braking situations. 360
Display messages and warning and indicator lamps
Page 363 of 416

Display messages
Possible causes/consequences and 0050 0050Solutions &
WARNING Risk of skidding if ABS and ESP ®
are malfunc‐
tioning
If ABS and ESP ®
are malfunctioning, the wheels could lock when
braking and ESP ®
cann otcar ryout vehicle stabilization.
The steering capability and braking characteristics are thus
se verely impaired. The braking di stance in an emer gency brak‐
ing situation can increase. In addition, other driving saf ety sys‐
te ms are switched off. #
Drive on careful ly. #
Have ABS and ESP ®
ch ecked immediately at a qualified
specialist workshop. #
Drive on carefully. #
Consult a qualified specialist workshop immediatel y. Driving sy
stems Display messages
Possible causes/consequences and 0050 0050Solutions
ð
Maximum Speed Excee-
ded *Y
ou ha veexc eeded the maximum permitted speed (specific coun‐
tries only). #
Drive more slowl y.
Cruise Control Inopera-
tive *C
ruise control is malfunctioning. #
Visit a qualified specialist workshop.
00B2
Off *C
ruise control has been deactivated.
If a warning tone also sounds, this means cruise control has deacti‐
va ted itself automatically (/ page151).
00B2 - - -mph *C
ruise control cannot be activated as not all activation conditions
ha ve been met. #
Obser vethe activation conditions of cruise cont rol
( / page 151).
Active Distance Assist
Inoperative *A
ctive Dis tance Assi stDISTRONIC is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be mal‐
functioning. #
Visit a qualified specialist workshop.
Active Distance Assist
Currently Unavailable
See Operator's Manual *A
ctive Dis tance Assi stDISTRONIC is temp orarily una vailable.
The ambient conditions are outside the sy stem limits (/ page152). #
Drive on.
When the ambient conditions are within the sy stem limits, the
sy stem will be available again. Display messages and
warning and indicator lamps 361
Page 364 of 416

Display messages
Possible causes/consequences and 0050 0050Solutions
00CE
00B0
á
Currently Unavailable
Camera Dirty *
The camera view is restricted. Possible causes:
R Dirt on the windshield in the camera's field of vision
R Heavy precipitation or fog
Driving sy stems and driving saf ety sy stems may be malfunctioning
or temp orarily una vailable.
When the causes ha vebeen eliminated, the driving sy stems and
driving saf ety sy stems will be available again.
If th e display message does not disappear: #
Stop in accordance with the tra ffic conditions. #
Clean the windshield. #
If necessar y,consult a qualified specialist workshop. Currently Unavailable
Radar Sensors Dirty
*
The radar sensor sy stem is malfunctioning. Possible causes:
R Dirt on the sensors
R Heavy precipitation
R Exte nded country driving wi thout other traf fic, e.g. in the desert
The following sy stems may be af fected:
R Active Dis tance Assi stDISTRONIC (/ page 152)
R Blind Spot Assist (/ page164)
R Active Brake Assi st (/ page 149)
Driving sy stems and driving saf ety sy stems may be malfunctioning
or temp orarily una vailable.
When the causes ha vebeen eliminated, the driving sy stems and
driving saf ety sy stems will be available again.
If th e display message does not disappear: #
Stop in accordance with the tra ffic conditions. #
Clean all sensors (/ page 288). #
Restart the engine. #
If necessar y,consult a qualified specialist workshop.
Active Distance Assist
Now Available *A
ctive Dis tance Assi stDISTRONIC is operational again and can be
acti vated (/ page153).
00D9 Off *T
he HOLD function has been deactivated because theve hicle is slip‐
ping or an activation condition has not been met. #
Reactivate the HOLD function later on or check the HOLD func‐
tion's activation conditions (/ page155).
Traffic Sign Assist Inop-
erative *T
raffic Sign Assist is malfunctioning. #
Visit a qualified specialist workshop.
Traffic Sign Assist Cam-
era View Restricted See
Operator's Manual *
The camera view is restricted. Possible causes:
R Dirt on the windshield in the camera's field of vision
R Heavy precipitation or fog362
Display messages and warning and indicator lamps
Page 365 of 416

Display messages
Possible causes/consequences and 0050 0050Solutions
Driving sy stems and driving saf ety sy stems may be malfunctioning
or temp orarily una vailable.
When the causes ha vebeen eliminated, the driving sy stems and
driving saf ety sy stems will be available again.
If th e display message does not disappear: #
Stop in accordance with the tra ffic conditions. #
Clean the windshield.
Traffic Sign Assist Cur-
rently Unavailable See
Operator's Manual *T
raffic Sign Assist is temp orarily una vailable (/ page163). #
Drive on.
When the causes ha vebeen eliminated, the sy stem will be avail‐
able again.
*T he windshield is dirty.
Clean the windshield.
Blind Spot Assist Inoper-
ative *B
lind Spot Assist is malfunctioning (/ page164). #
Visit a qualified specialist workshop.
Blind Spot Assist Trailer
Not Monitored *W
hen you es tablish an electrical connection with the trailer, Blind
Spot Assist will remain available but the area beside the trailer will
not be monitored. The function of Blind Spot Assist may be restric‐
te d as a result (/ page164). #
Press the left-hand Touch Control and ackn owledge the display
message.
Blind Spot Assist Cur-
rently Unavailable See
Operator's Manual *B
lind Spot Assist is temp orarily una vailable (/ page164).
The sy stem limits ha vebeen reached (/ page164). #
Drive on.
When the causes ha vebeen eliminated, the sy stem will be avail‐
able again.
or #
Ifth e display message does not disappear, stop in accordance
with the traf fic conditions and restart the engine. #
If necessar y,clean there ar bumper. If the bumper is very dirty,
th e sensors in the bumper may malfunction.
Active Lane Keeping
Assist Camera View
Restricted See Opera-
tor's Manual *T
he camera view is restricted (/ page 167).
Po ssible causes:
R Dirt on the windshield in the camera's field of vision
R Heavy precipitation or fog
Driving sy stems and driving saf ety sy stems may be malfunctioning
or temp orarily una vailable.
When the causes ha vebeen eliminated, the driving sy stems and
driving saf ety sy stems will be available again.
If th e display message does not disappear: #
Stop in accordance with the tra ffic conditions. #
Clean the windshield. Display messages and
warning and indicator lamps 363
Page 366 of 416

Display messages
Possible causes/consequences and 0050 0050Solutions
Active Lane Keeping
Assist Inoperative *A
ctive Lane Keeping Assist is malfunctioning (/ page167). #
Visit a qualified specialist workshop.
Active Lane Keeping
Assist Currently Unavail-
able See Operator's Man-
ual *A
ctive Lane Keeping Assist is temp orarily una vailable (/ page167).
The ambient conditions are outside the sy stem limits (/ page167). #
Drive on.
When the ambient conditions are within the sy stem limits, the
sy stem will be available again.
If th e display message does not disappear: #
Stop in accordance with the tra ffic conditions. #
Clean the windshield.
Û
ATTENTION ASSIST Inop-
erative *A
TTENTION ASSIST is malfunctioning. #
Visit a qualified specialist workshop.
Û
ATTENTION ASSIST:
Take a Break! *A
TTENTION ASSIST has de tected fatigue or increasing inattenti ve‐
ness on the driver's part (/ page162). #
Ifnecessa ry,ta ke a break. Engine
Displ
aymessages
Possible causes/consequences and 0050 0050Solutions
00D4
Fuel Level Low *T
he fuel supplies ha vereached there ser veleve l. #
Refuel.
009E
Replace Air Filter *
Ve hicles with a diesel engine: The engine airfilter is clogged and
must be replaced. #
Visit a qualified specialist workshop.
00AC *T
hefan mo tor is defective. #
Without a high engine load, continue tothe nearest qualified
specialist workshop. Ensure that the coolant temp erature dis‐
play remains below 248 °F (120 °C).
003A Check Fuel Filter *T
hewaterth at has accumulated in thewate r sepa rato r has reached
th e maximum le vel. #
Drain thewate r sepa rator (/ page 285). 364
Display messa ges and warning and indicator lamps
Page 367 of 416

Display messages
Possible causes/consequences and 0050 0050Solutions
00B3
Engine Oil Level Cannot
Be Measured *T
he electrical connection tothe oil le vel sensor has been inter rup‐
te d or the oil le vel sensor is faulty. #
Visit a qualified specialist workshop.
00B2
Engine Oil Pressure Stop
Switch Off Engine *D
isplay message for cer tain engines only:
The engine oil pressu reistoo lo w.
* NO
TEEngine damage caused bydriving with insuf ficient
engine oil pressure #
Avoid driving with insuf ficient engine oil pressure. #
Stop in a safe location immediately. Do not continue driving. #
Consult a qualified specialist workshop.
00B2
Check Engine Oil Level
(Add 1 Liter) *T
he engine oil le vel has fallen tothe minimum le vel.
* NO
TEEngine damage caused bydriving with insuf ficient
engine oil #
Avoid long journe yswith insuf ficient engine oil. #
Che ckthe engine oil le vel at the next fuel stop.
Re fill engine oil (/ page 281).
Obser vethe no tes on engine oil (/ page 344).
00B2 Engine Oil Reduce Oil
Level *D
isplay message for cer tain engines only:
The engine oil le vel is too high.
* NO
TEEngine damage caused bydriving with excess engine
oil #
Avoid long journe yswith excess engine oil. #
Visit a qualified specialist workshop immediately and ha vethe
engine oil suctioned off.
00B2
Engine Oil Level Low
Stop Vehicle Turn
Engine Off *D
isplay message for cer tain engines only:
The engine oil le vel is too lo w.
* NO
TEEngine damage caused bydriving with insuf ficient
engine oil #
Avoid long journe yswith insuf ficient engine oil. #
Stop in a safe location immediately. Do not continue driving. #
Switch off the engine. #
Check the engine oil le vel.
Ad d engine oil (/ page 281).
Obser vethe no tes on engine oil (/ page 344). Display messages and
warning and indicator lamps 365
Page 368 of 416

Display messages
Possible causes/consequences and 0050 0050Solutions
00B2
Check Engine Oil At
Next Refueling *T
he engine oil le vel has fallen tothe minimum le vel.
* NO
TEEngine damage caused bydriving with insuf ficient
engine oil #
Avoid long journe yswith insuf ficient engine oil. #
Che ckthe engine oil le vel at the next fuel stop.
To p up engine oil (/ page 281).
Obser vethe no tes on engine oil (/ page 344).
003D Stop Vehicle Leave
Engine Running *T
he battery's charge leve l is too lo w. #
Stop in a safe location immediately. Do not continue driving! #
Let the engine run. #
Do not continue driving until the display message goes out.
003D
Stop Vehicle See Opera-
tor's Manual *T
he battery is no longer being charge d and has reached an exces‐
sively low battery charge leve l.
* NO
TEPossible engine damage if you continue driving #
Do not continue driving under any circum stances. #
Consult a qualified specialist workshop. #
Stop in a safe location immediately. Do not continue driving. #
Switch off the engine. #
Consult a qualified specialist workshop.
003D
12 V Battery See Opera-
tor's Manual *T
he engine is off and the battery charge leve l is too lo w. #
Switch off electrical consumers that are not required. #
Let the engine runfo r a few minutes or drive an extended dis‐
ta nce.
The battery is charge d.
003D
See Operator's Manual *T
he battery is no longer being charge d.
* NO
TEPossible engine damage if you continue driving #
Do not continue driving under any circum stances. #
Consult a qualified specialist workshop. #
Stop in a safe location immediately and switch off the engine. #
Consult a qualified specialist workshop.
00AC
Coolant Too Hot Stop
Vehicle Turn Engine Off *T
he coolant is too hot. #
Stop immediately in accordance with the traf fic conditions and
switch off the engine. 366
Display messages and warning and indicator lamps