2014 MERCEDES-BENZ CLS-Class Owner's Manual

Display messages Possible causes/consequences and
000B Solutions
0019
Check Front Left
Sidemarke
rLamp or
Check Front Right Sidemarke
rLamp The lef
torright fron tside marke rlamp is defective.
X Visit aqualified specialist workshop. 0019
Check Rea
rLeft Sidemarke
rLamp or
Check Rea rRight Sidemarke
rLamp The rear lef
torright side marker lamp is defective.
X Visit aqualified specialist workshop. 0019
Check
Left Daytime
Running Light or
Chec kRight Daytime Running
Light The left-han
dorright-han ddaytime running lamp is faulty.
X Visit aqualified specialist workshop. 0019
Active Light
System Inoperative The active light function is defective.
X
Visit aqualified specialist workshop. 0019
Malfunction See
Operator's Manual The exterior lighting is defective.
X
Visit aqualified specialist workshop. 0019
Auto
Lamp Function
Inoperative The light sensor is defective.
X
Visit aqualified specialist workshop. 0019
Switch Off Lights The light
sare still switched on when you leave the vehicle. A
warnin gtonea lso sounds.
X Turn the light switc hto000D. Display messages
247On-board computer and displays Z

Display messages Possible causes/consequences and
000B Solutions
Adaptive Highbeam
Assist Inoperative Adaptive Highbeam Assis
tisfaulty.
X Visit aqualified specialist workshop. Adaptive Highbeam
Assist Currently
Unavailable See
Operator's Manual Adaptive Highbeam Assist is deactivated and temporarily
inoperative. Possible causes are:
R
the windshieldint he camera's field of vision is dirty.
R visibility is impaired due to heavy rain, snow or fog.
X Cleant he windshield.
If the system detectst hat the camera is fully operational again,
the Adaptive Highbeam Assist Now Available message is
displayed.
Adaptive Highbeam Assist is operational again. Engine
Display messages Possible causes/consequencesa
nd000B Solutions
0016
Check Coolant
Level See
Operator's Manual The coolant level is too low.
!
Avoid making long journeys with too little coolant in the engine
cooling system. The engine will otherwise be damaged.
X Add coolant, observing the warning notes before doing so
(Y page 308).
X If coolant needs to be added more often than usual, have the
engine coolant system checked at aqualified specialist
workshop. 0017 The fan motor is faulty.
X
At coolant temperatures below 248 ‡(120 †), drive to the
nearest qualified specialist workshop.
X Avoid subjecting the engine to heavy loads, e.g. driving in
mountainous terrain, and stop-and-go traffic. 248
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
000B Solutions
0017
Coolan
tToo Hot Sto
pV ehicl eTurn Engine Off The coolan
tistoo hot.
Aw arning tone also sounds.
G WARNING
Do no tdrive when youre ngine is overheated. Thi scan caus esome
fluids whic hmay have leaked int othe engin ecom partmen tto
catch fire.
Stea mfrom the overheated engine can alsoc auseserious burns
which can occur just by opening the hood.
There is arisk of injury.
X Pullo ver and stop the vehicl esafel yand switch off the engine,
paying attention to road and traffic conditions.
X Secure the vehicl eagainst rolling away (Y page167).
X Waitu ntil the engine ha scoole ddown.
X Make sure tha tthe air supply to the engine radiator is not
blocked, e.g. by snow, slush or ice.
X Do not start the engine again until the displaym essage goes out
and the coolant temperature is below 248 ‡(120 †).
Otherwise, the engine could be damaged.
X Pay attention to the coolant temperature display.
X If the temperature increases again, visit aqualified specialist
workshop immediately.
Under normal operating conditionsa nd with the specified coolant
level, the coolant temperature may rise to 248 ‡(120 †). Display messages
249On-board computer and displays Z

Display messages Possible causes/consequences and
000B Solutions
001C The battery is no
tbeing charged.
Aw arning tone also sounds.
Possible causes are:
R ad efective alternator
R at ornp oly-V-belt
R am alfunctio nintheelectronics
X Pull ove rand stop the vehicl esafelya nd switch off the engine,
paying attentio ntoroada nd traffic conditions.
X Secure the vehicl eagain st rolling away (Y page 167).
X Ope nthe hood.
X Check whether the poly-V-belt is torn.
If the poly-V-belt is torn:
! Do not continue driving. The engine could otherwise overheat.
X Consult aqualified specialist workshop.
If the poly-V-belt is not damaged:
X Visit aqualified specialist workshop. 0009
Check Engine Oil
Level At Next
Refueling The engine oil level has dropped to the minimum level.
Aw
arning tone also sounds.
X Chec kthe oil level when next refueling, at the latest
(Y page 307).
X If necessary, add engine oil (Y page 308).
X Have the engine checked at aqualified specialist workshop if
engine oil needs to be added more often than usual.
! Avoid long journeys with too little engine oil. The engine will
otherwise be damaged.
Information on approved engine oils can be obtained from any
qualified specialist workshop or on the Internet at http://
bevo.mercedes-benz.com. 250
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
000B Solutions
0009
Check Engine Oil
Level (Add 1 quart) AM
Gvehicles: th eengineo il level is to olow.
X Chec kthe oil level when next refueling, at the latest
(Y page 307).
X If necessary, add engine oil (Y page 308).
X Have the engine checked at aqualified specialist workshop if
engine oil needs to be added more often than usual.
! Avoid long journeys with too little engine oil. The engine will
otherwise be damaged.
Information on approved engine oils can be obtained from any
qualified specialist workshop or on the Internet at http://
bevo.mercedes-benz.com. 0007
Fuel Level Low The fuel level has dropped into the reserve range.
X
Refuel at the nearest gas station. 0014 There is only
avery small amount of fuel in the fuel tank.
X Refuel at the nearest gas station without fail. 0007
Gas Cap Loose The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
X
Check that the fuel filler cap is correctly closed.
If the fuel filler cap is not correctly closed:
X Close the fuel filler cap.
If the fuel filler cap is correctly closed:
X Visit aqualified specialist workshop. Driving systems
Display messages Possible causes/consequencesa
nd000B Solutions
0001
Attention Assist:
Take
aBreak! Based on certain criteria, ATTENTION ASSIST has detected fatigue
or
alack of concentratio nonthe part of th edriver. Awarning tone
alsos ounds.
X If necessary ,take abreak.
During long journeys, take regular breaks in good time so you get
enoug hrest. 0001
Attentio
nAssist Inoperative ATTENTION ASSIST is inoperative.
X
Visi taq ualified specialist workshop. Display messages
251On-boardcomputer and displays Z

Display messages Possible causes/consequences and
000B Solutions
000F
Vehicl
eRising Your vehicl
eisadjustin gtothelevel you hav eselected. 000F
Vehicl
eRising Please Wait The vehicl
elevel is to olow when th evehicl eiss tationary. A
warnin gtonea lso sounds.
X Do no tpull away.
The vehicl eleve liss et when th edisplay message disappears. 000F
Sto pV ehicle Vehicl
eToo Low You have pulled away while th
evehicl eleve liss till to olow.
AIRMATIC set sthe vehicl etotheselected leve lafter ashort
period.
X Pull ove rand stop the vehicl esafelyass oonasp ossible,p aying
attention to road and traffic conditions.
X Secure the vehicle against rolling away( Ypage 167).
X Wait until the displaym essage disappears before pulling away. AIRMATIC is defective.
Awarning tone also sounds.
X Do no tdriveats peeds abov e50mph (80 km/h).
X Mak eonlys ligh tsteering movements. Otherwise, the front
fender or the tires could be damage difthe steering movement
is too large.
X Liste nfor scraping sounds.
X Pull over and stop the vehicle safely, paying attention to road
and traffic conditions, and select ahigher vehicle level.
Depending on the malfunction, it may be possible to raise the
vehicle.
X Visit aqualified specialist workshop. 000F
Malfunction The AIRMATI
Cfunction is restricted. The vehicle's handling
characteristics may be affected.
X Do not drive at speeds above 50 mph (80 km/h).
X Visit aqualified specialist workshop. 0007
Off The HOLD function is deactivated. The vehicle is skidding.
Aw
arning tone also sounds.
X Reactivat ethe HOLD function late r(Ypage 186). Radar Sensors
Deactivated See
Operator'
sManual The radar sensor system is deactivated.
X
Switch on th eradar sensor system (Y page 232).252
Display messagesOn-boar
dcomputer and displays

Display messages Possible causes/consequences and
000B Solutions
Lan
eK eeping Assist Currently
Unavailable See
Operator'
sManual or
Active Lane Keepin
gAssist Currently
Unavailable See
Operator'
sManual Lan
eKeepin gAssistorA ctive Lane Keeping Assist is deactivated
and temporaril yinoperative .Possible causes are:
R the windshield in the camera's field of vision is dirty.
R visibility is impaired due to heavy rain, snow or fog.
R there are no lane markings for alonger period.
R the lane markings are worn, dark or covered, e.g. by dirt or snow.
When the causes stated above no longer apply,t he display
message disappears.
Lane Keeping Assist or Active Lane Keeping Assist is operational
again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 167).
X Clean the windshield. Lane Keeping
Assist
Inoperative or
Active Lane Keeping Assist
Inoperative Lane Keeping Assist or Active Lane Keeping Assist is defective.
X
Visit aqualified specialist workshop. Display messages
253On-board computer and displays Z

Display messages Possible causes/consequences and
000B Solutions
Blind Spo
tAssist Currently
Unavailable See
Operator'
sManual or
Active Blind Spo
tA ssist Currently
Unavailable See
Operator'
sManual Blind Spot Assis
torActiveBlind Spot Assis tistemporarily
inoperative. Possibl ecauses are:
R thes ensor sare dirty.
R function is impaire ddue to heav yrain or snow.
R ther ada rsensor system is outside the operatin gtemperature
range.
R the radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
The yellow 0006indicator lamps also light up in the exterior
mirrors.
When the causes stated above no longer apply, the display
message disappears.
Blind Spot Assist or Active Blind Spot Assist is operational again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 167).
X Clean the sensor s(Ypage 315).
X Restart the engine. Blind Spot Assist
Inoperative or
Active Blind Spot Assist Inoperative Blind Spot Assist or Active Blind Spot Assist is defective.
The yellow
0006indicator lamps also light up in the exterior
mirrors.
X Visit aqualified specialist workshop. Park Assist
Canceled The driver's door is open and the driver's seat belt has not been
fastened.
X
Repeat the parkin gprocess with the seat belt fastened and the
driver's door closed. You have inadvertently touched the multifunction steering wheel
while steering intervention was active.
X
While steering intervention is active, make sure that the
multifunction steering wheel is not touched unintentionally. The vehicle has started to skid and ESP
®
has intervened.
X Use Active Parkin gAssist again later (Y page 196).254
Display messagesOn-boar
dcomputer and displays