2018 MERCEDES-BENZ E-CLASS CABRIOLET display

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00BA
Distance warning lamp The
red dis tancewarning lamp lights up while theve hicle is in motion.
The dis tance totheve hicle in front is too small forth e speed selected.
If th ere is an additional warning tone, you are approaching an obs tacle at too high a speed.00BBBe prepared tobrake immediatel y.
00BBIncreasethe dis tance.
Ac tive Brake Assi st.
Ve hicle
Wa rning/indicator lamp
Possible causes/consequences and 0050Solutions
00CC
Powe rst eering sy stem
wa rning lamp The
red po werst eering sy stem warning lamp is lit while the engine is running.
The po werst eering assis tance or thesteering itself is malfunctioning.0071
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's operating saf etyis jeopardized.
00BBPull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do
not continue driving under any circums tances.
00BBConsult a qualified specialist workshop.
00BBObser vethe messages in the multifunction displa y.
454
Display messages and warning/indicator lamps

Engine
Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00B9
Engine diagnosiswarning
lamp The
yellow Check Engine warning lamp is lit while the engine is running.
A malfunction has occurr ed inthe engine, theex haust sy stem or the fuel sy stem.
The emissions limit value may ha vebeen exceeded and the engine may be running in eme rgency operation mode.
In some states, legal requ irements stipulate that you must immediately consult a qualified specialist workshop as soon
as theye llow Check Engine warning lamp lights up.
00BBHa ve theve hicle checked as soon as possible at a qualified specialist workshop.
003D
Electrical malfunction warn‐
ing lamp The
red electri calfault warning lamp is lit.
There is a fault inthe electrics.00BBObser vethe messages in the multifunction displa y.
00B6
Fuelreser vewarning lamp The
yellow fuel reser ve wa rning lamp lights up while driving.
There has been pressure loss in the fuel sy stem. The fuel filler cap is not closed cor rectly or the fuel sy stem is leaking.00BBClose the fuel filler cap.
If th e fuel filler cap has already been closed cor rectly:
00BBVisit a qualified specialist workshop.
Display messages and warning/indicator lamps 455

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00B6
Fuelreser 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.00BBRe fuel.
456
Display message s andwarning/indicator lamps

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00AC
Coolantwarning lamp The
red coolant warning lamp is lit while the engine is running.
Po ssible causes are:RThe temp erature sensor is malfunctioning
RCoolant le velto o low
RThe air supply tothera diator is obstructed
RThe radiator fan is de fective
If th ere is an additional warning tone, the coolant temp erature has exceeded the maximum permissible temp erature.
0071
WARNING Danger of burn s when opening the hood
If yo u open the hood when the engine has overheated or during a fire inthe engine compartment, you could come
into contact with hot gases or other escaping operating fluids.
00BBBefore opening the hood, allow the engine tocool down.
00BBIntheeve nt of a fire inthe engine compartment, keep the hood closed and call thefire service.
00BBPull over and stop theve hicle safely and switch off the engine, paying attention toroad and traf fic conditions. Do
not continue driving under any circums tances.
00BBObser vethe messages in the multifunction displa y.
If th e coolant temp erature display is at the lo wer end of thete mp erature scale:
00BBConsult a qualified specialist workshop.
Display messages and warning/indicator lamps 457

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
Otherwise:
00BBLea vetheve hicle and keep a safe dis tance from theve hicle until the engine has cooled down.
00BBCheck the coolant le vel.
00BBMake sure that the air supply tothera diator is not obstructed.
00BBAv oiding high loads on the engine, drive on tothe nearest qualified specialist workshop. In doing so, ensure that the
coolant temp erature display remains below there d area.
458
Display messages and warning/indicator lamps

Tire s
Wa rning/indicator lamp
Possible causes/consequences and 0050Solutions
0077
Tire pressure monitoring
sy stem warning lamp lights
up The
yellow tire pressure monitoring sy stem warning lamp (pressure loss/malfunction) is lit.
The tire pressure monitoring sy stem has de tected tire pressure loss in at least one of the tires.0071
WARNING Risk of an accident due toinsuf ficient tire pressure
Ti re pressures that are too low pose thefo llowing hazards:
RThe tires may bur st, especially as the load and vehicle speed increase.
RThe tires may wearexc essively and/or une venly, which may greatly impair tire traction.
RThe driving characteristics, as well as steering and braking, may be greatly impaired.
Yo u could then lose control of theve hicle.
00BBObser vethere commended tire pressure.
00BBAd just the tire pressure if necessar y.
00BBStop theve hicle, paying attention toroad and traf fic conditions.
00BBCheck the tire pressure and the tires.
Display messages and warning/indicator lamps 459

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
0077
Tire pressure monitoring
sy stem warning lamp
fl ashes The
yellow tire pressure monitoring sy stem warning lamp (pressure loss/malfunction) flashes for app roxima tely one
minute and then remains lit.
The tire pressure monitoring system is malfunctioning.0071
WARNING Thereis arisk of an accident if the tire pressure monitoring sy stem is malfunctioning
If th e tire pressure monitoring sy stem is malfunctioning, it is not able toissue a warning if there is pressure loss in
one or more of the tires.
Un derinflated tires ma y,forex ample, impair the driving, steering and braking characteristics.
00BBHa ve the tire pressure monitoring sy stem checked at a qualified specialist workshop.
00BBConsult a qualified specialist workshop.
460
Display messages and warning/indicator lamps

Automatic distance control
see Active Dis tance Assist DISTRONIC
Au tomatic driving lights ..........................112
Au tomatic engine start (ECO start/
sto p function) .......................................... 136
Au tomatic front passen ger front air
bag shu toff ........................................... 41, 43
PA SSENGER AIR BAG indicator lamp .... .43
Au tomatic front-passenger front air
bag deacti vation sy stem .......................... .41
Fu nction of the automatic front
passenger air bag shutoff ..................... .41
Au tomatic mir rorfo lding function
Ac tivating/deactivating .......................1 23
Au tomatic transmission
DIRECT SELECT le ver ........................... 139
Drive program display .......................... 138
Drive programs .................................... 138
DY NA MIC SELECT switch .................... 138
Engaging drive position ........................ 141
Engaging reve rsege ar ........................ .140
Kickdown ............................................. 142
Manual gearshifting ............................ .141
Selecting pa rkposition ........................ 140 Shifting
toneutral ................................ 140
St eering wheel paddle shif ters ............. 141
Tr ansmission position display .............. 139
Tr ansmission positions ........................ 139
B
Bag hook .................................................. 103
BA S (Brake Assist Sy stem) .................... .154
Battery SmartK ey............................................... 59
Battery (vehicle) Charging .............................................. 340
Jump -sta rting ...................................... 340
No tes .................................................. 338
Belt see Seat belts
Blind Spot Assist .....................................1 93
Ac tivating/deactivating .......................1 95
Fu nction .............................................. 193
Sy stem limitations .............................. .193
Blo wer
see Climate control Blue
tooth
®
Ac tivating/deactivating .......................2 33
Setting up an Internet connection ....... 286
Settings ............................................... 233
Switching profile (DUN/PAN) .............. 287
Blue tooth
®audio
Ac tivating ............................................ 304
De-authorizing (de-regis tering) the
device .................................................. 304
Information .......................................... 301
Overview .............................................3 02
Sear ching for a track ........................... 304
Sear ching for and au thorizing the
device .................................................. 303
Selecting a music pla yer .....................3 04
Switching device via NFC .................... 304
Brake A

ssist Sy stem
see BAS (Brake Assist System)
Brake fluid
No tes .................................................. 390
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 155
464
Index