2018 MERCEDES-BENZ E-CLASS CABRIOLET sensor

Display messages
Possible causes/consequences and M
MSolutions
Blind Spot Assist currently
unavailable See Owner's
Manual The sy
stem limits ha vebeen reached (→ page 239). #
Drive on.
Once the cause of the problem is no longer present, the sy stem will be available again.
or #
Ifth e display message does not disappear, stop theve hicle while paying attention toroad and traf fic conditions
and restart the engine. #
If necessar y,clean there ar bumper. If the bumper is extreme lydirty, the sensors in the bumper may be mal‐
functioning.
Active Lane Keeping Assist
Camera view restricted
See Owner's Manual *
Ve hicles without Active Steering Assis t:the camera view is restricted.
Po ssible causes:
R dirt on the windscreen in the camera's field of vision
R heavy rain, snow or fog
Driving sy stems and driving saf ety sy stems may be malfunctioning or temp orarily una vailable.
Once the cause of the problem is no longer present, driving sy stems and driving saf ety sy stems will be available
again.
If th e display message does not disappear: #
Pull over and stop theve hicle, paying attention toroad and traf fic conditions. #
Clean the windscreen.
*A ctive Parking Assist and Parking Assist PARKTRONIC are malfunctioning. Display messages and
warning/indicator lamps 495

Display messages
Possible causes/consequences and M
MSolutions
Reserve fuel level Engine oil
Display messages
Possible causes/consequences and M
MSolutions
5 Engine oil level cannot be
measured *T
he electrical connection tothe oil le vel sensor has been inter rupte d or the oil le vel sensor is faulty. #
Consult a qualified specialist workshop.
4 Engine oil level Reduce oil
level *D
isplay message only for cer tain engines:
The engine oil le vel is too high.
* NO
TEEngine dama gecaused bydriving with excess engine oil #
Avoid long journe yswith excess engine oil. #
Consult a qualified specialist workshop immediately and ha vethe engine oil siphoned off.
4 *D
isplay message only for cer tain engines:
The engine oil le vel is too lo w. Displ
aymessa ges and warning/indicator lamps 501

Display messages
Possible causes/consequences and M
MSolutions
Rectify tyre pressure #
When the tyre pressure is cor rect, restart the tyre pressure monitoring sy stem (→ page 439).
h Tyre press. monitor cur-
rently unavailable *T
here is inter fere nce from a po werful radio signal source. As a result, no signals from the tyre pressure sensors are
re cei ved. The tyre pressure monitoring sy stem is temp orarily una vailable. #
Drive on.
The tyre pressure monitoring sy stem restarts automatically as soon as the cause has been rectified.
h
Wheel sensor(s) missing *T
he tyre pressure sensor signal is missing from one or more tyre(s). The pressure of the af fected tyre is not dis‐
pl ay ed. #
Have thefa ulty tyre pressure sensor replaced at a qualified specialist workshop.
h Tyre press. monitor inoper-
ative No wheel sensors *T
he wheels fitted do not ha vesuitable tyre pressure sensors. The tyre pressure monitoring sy stem is deactivated. #
Fit wheels with suitable tyre pressure sensors.
h
Tyre press. monitor inoper-
ative *T
he tyre pressure monitoring sy stem is faulty. &
WARNING Thereis a risk of an accident if the tyre pressure monitoring sy stem is malfunctioning
If th e tyre pressure monitoring sy stem is malfunctioning, it is not able toissue a warning if there is pressure
loss in one or more of the tyres. Display messages and
warning/indicator lamps 511

Display messages
Possible causes/consequences and M
MSolutions
b Malfunction See Owner's
Manual *T
heexterior lighting is faulty. #
Consult a qualified specialist workshop.
Ve hicles with a trailer hitch: a fuse may haveblown. #
Pull over and stop theve hicle, paying attention toroad and traf fic conditions. #
Check the fuses and replace them if necessary (→ page 431).
b
Switch on headlamps *Y
ou are driving without lo w-beam headlamps. #
Turn the light switch totheL orà position.
b
Automatic driving lights
inoperative *T
he light sensor is faulty. #
Consult a qualified specialist workshop.
b Hazard warning lamps mal-
functioning *T
he hazard warning lamp switch is faulty. #
Consult a qualified specialist workshop.
*A daptive Highbeam Assist Plus is faulty. 524
Display messages and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
8 Fu elreser ve wa rning lamp The
yellow fuel reser vewarning lamp is lit while the engine is running.
The fuel supply has dropped into there ser verange. #
Refuel.
?
Coolant warning lamp The
red coolant warning lamp is lit while the engine is running.
Po ssible causes:
R The temp erature sensor is malfunctioning
R The coolant le vel is too low
R The air supply tothera diator is obstructed
R The radiator fan is faulty
If th ere is an additional warning tone, the coolant temp erature has exceeded 120 °C. &
WARNING Danger of bu rns when opening the bonn et
If yo u open the engine bonn etwhen the engine has overheated or during a fire inthe engine compartment, you
could come into contact wi thhot gases or other escaping operating fluids. #
Before opening the bonn et, allow the engine tocool down. #
Intheeve nt of a fire inthe engine compartment, keep the engine bonn etclosed and call thefire service. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions, and switch off the engine. Do not con‐
tinue driving under any circums tances. Display messa
ges and warning/indicator lamps 535

Calls with se
veral participants ............ .339
Declining ............................................. 338
Ending a call ........................................ 338
Incoming call during an existing call .... 339
Making ................................................ 338
Vi ath eove rhead control panel
(Mercedes me connect) ....................... 351
Camera see 360° Camera
see Reversing camera
Car key
see Key
Car wash
see Care
Car wash (care) ....................................... 399
Care ..........................................................4 09
Air-water duct ...................................... 399
Car wash ............................................. 399
Carpet .................................................4 09
Decorative foil .................................... .403
Displ ay................................................ 409
Draught stop ....................................... 406
Exterior lighting ................................... 407
Fo lding draught stop ........................... 407 High-pressure cleaner .........................4
00
Matt finish ........................................... 402
Pa int wo rk ............................................ 402
Plastic trim .......................................... 409
Re alwo od/trim elements ...................4 09
Re versing camera ................................ 407
Ro of lining ...........................................4 09
Seat belt .............................................. 409
Seat co ver ........................................... 409
Sensors ............................................... 407
Soft top ...............................................4 05
Ta ilpipes .............................................. 407
Tr ailer hit ch......................................... 407
Wa shing byhand ................................. 401
Wheels/rims ....................................... 407
Wi nd de flector .....................................4 05
Wi ndo ws .............................................. 407
Wi per blades .......................................4 07
Carpet (Care) .......................................... .409
Changing gears ........................................ 171
Manually ..............................................1 71
Changing hub caps .................................448 Changing
the lights
Driving abroad (symm etrical dipped
beam) .................................................. 127
Cha rging
Bat tery (vehicle) .................................. 424
Mobile phone (wireless) .......................1 23
Chassis Damping characteristics ...................... 215
DY NA MIC BODY CONTROL .................. 215
Chassis le vel (AIR BODY CONT ROL)
Setting ................................................ .217
Child saf ety lock
Ac tivating/deactivating (multimedia
sy stem) ............................................... 296
Re ar side wind ows................................. 69
Child seat Appr oval categories .............................. .54
At tach ing (no tes) ................................... 53
Basic instructions ..................................47
Fr ont passenger seat (no tes) ................. 67
Fr ont passenger seat (without auto‐
matic airbag shutoff) ............................. 67
ISOFIX/i-Size (fitting) ............................ 59
No tes on risks and dangers ...................48 546
Index

ÛPlease
wait Charging high- volt‐
age battery .......................................... 500
PRE- SAFE inoperati veSee Owner's
Manual ................................................ 483
Ra dar sensors dirty See Owner's
Manual .................................................4 78
_ Rear left seat backrest not
loc ked (Example) .................................. 51 5
h Rectify tyre pressure ....................51 0
Re duce speed ...................................... 512
Ø Refill Ad Blue Eng. start not pos‐
sible .................................................... 504
ØRe fill Ad Blue See Owne r’s Man‐
ual .......................................................5 04
!Re lease parking brake .................476
¸ Replace air cleaner ...................... 497
ÀRe placekey See Owner's Man‐
ual ........................................................ 514
Á Replace key ................................ .513
8 Reser vefuel le vel........................ 500 6Re
stra int sys. malfunction Con‐
sult workshop ...................................... 486
Re versing not poss. Consult work‐
shop ....................................................5 07
Risk of vehicle rolling Driver door
open and transmission not in P ...........507
Ru n Flat Indicator inope rative .............. 512
# See Owner's Manual ................... 496
Speed limit (winter tyres) XXX km/h ... 494
ÐSt eering malfunction Incre ased
ph ysical ef fort See Owner's Manual .....516
Ð Steering malfunction Stop
immediately See Owner's Manual ........516
St op vehicle Lea veengine running
Wa itTransmission cooling ...................506
#St opvehicle Lea veengine run‐
ning ..................................................... 497
#St opvehicle See Owner's Man‐
ual .......................................................4 98
ÉSt opvehicle Vehicle too low ........ 491 çsuspended
..................................4 93
bSwitch off lights .......................... 523
bSwitch on headla mps.................. 524
To shift out of P or N,depress brake
and start engine .................................. 507
K Top lo wering ............................... 522
ØTo p upAdBlue Perf.re duced in
XXX miles See Owner's Manual ...........506
Ø Top up AdBlue Perf.re duced:
XXX km/h Nostart in XXX km ............ 505
To p up coolant See Owner ’sManual ... 497
¥To p upwasher fluid ...................... 51 8
Tr af fic Sign Assi stCamera view
re stricted See Owner's Manual ........... 490
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 489
Tr af fic Sign Assi stinope rative ............. 488
ïTr ailer coupling extending… .........51 5
Tr ansmission Malfunction Stop ........... 506 Index
553

!Tu
rnon the ignition torelease
th e parking brake ................................ 473
h Tyre press. monitor cur rently
una vailable .......................................... .511
h Tyre press. monitor inoperative
No wheel sensors ................................ .511
h Tyre press. monitor inoperative ....511
Ty re pressure Check tyres ...................508
Ty re(s) ove rheated ...............................5 12
É Vehicle rising Please wait............ 488
ÉVe hiclerising ...............................4 90
hWa rning tyre defect .....................509
hWheel sensor(s) missing ..............511
K While stationar y,apply the
brakes before operating the soft top.
.............................................................5 22
Wi thout changing gear, consult work‐
shop ....................................................5 07
Display on the windscreen
see Head-up display Distance control
see Active Dis tance Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door lock ...............................76
Locking (emergency key) ...................... .80
Opening (from the inside) ......................76
Un locking (emer gency key) .................. .80
Un locking (from the inside) .................... 76
Door cont rol panel .................................... .14
Draught stop
Care .................................................... 406
Dr aw bar
see Tow- bar sy stem
Drive Away Assist .................................... 234
Drive position Engaging .............................................. 17 0
Drive prog ram display ............................. 16 8
Drive prog rams
see DYNA MIC SELECT Driver's seat
see Seat
Driving abroad Symmetrical dipped beam ...................1 27
Driving lights see Automatic driving lights
Driving saf ety sy stem ............................ .186
ABS (Anti-lock Braking Sy stem) ........... 187
Ac tive Brake Assi st.............................. 19 3
Ad aptive brake lights .......................... .198
BA S (Brake Assi stSystem) .................. 188
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 2
ESP ®
Crosswind Assi st........................ 19 2
ESP ®
trailer stabilisation .................... .192
Overview .............................................. 187
Ra dar sensors ...................................... 187
Re sponsibility ...................................... 186
ST EER CONTROL ................................. 19 3
Driving sy stem
DY NA MIC BODY CONTROL .................. 215
Driving sy stem
see 360° Camera
see Active Blind Spot Assi st554
Index