MERCEDES-BENZ E-CLASS CABRIOLET 2018 Owner's Manual

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00E5
ESP®warning lamp lights
up The
yellow ESP
®wa rning lamp is lit while the engine is running.
ESP
®is malfunctioning.
Other driving and driving safe ty systems may also be malfunctioning.
0071
WARNING Risk of skidding if ESP®is malfunctioning
If ESP
®is malfunctioning, ESP®cannot car ryout vehicle stabilization. In addition, other driving saf etysy stems are
switched off.
00BBDrive on carefull y.
00BBHave ESP®checked at a qualified specialist workshop.
00BBDrive on carefully.
00BBObser vethe messages in the multifunction displa y.
00BBConsult aqualified specialist workshop.
Display messages and warning/indicator lamps 44
9

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
00BB
ESP®OFFwarning lamp The
yellow ESP
®OFF warning lamp is lit while the engine is running.
ESP
®is deacti vated.
0071
WARNING Risk of skidding when driving wi thESP®deacti vated
If ESP
®is deactivated, ESP®cannot car ryout vehicle stabilization. The availability of fur ther driving saf etysy stems
is also limited.
00BBDrive on carefull y.
00BBOnly deactivate ESP®for as long as the situation requ ires.
If ESP
®cannot be activated, ESP®is malfunctioning.
00BBHa ve ESP®checked immediately at a qualified specialist workshop.
00BBObser vethe no tes on deactivating ESP®.
450
Display messages and warning/indicator lamps

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
0049
Red indicator lamp, elect ric
parking brake applied (USA
only)
0024
Re d indicator lamp, elect ric
parking brake applied (Can‐
ada only)
0024
Ye llow elect ric park ing
brake indicator lamp is mal‐
functioning The
red elect ric park ing brake indicator lamp flashes or is lit. The yellow indicator lamp is also lit if the electric parking
brake malfunctions.
00BBObser vethe messages in the multifunction displa y.
Displaymessage s andwarning/indicator lamps 451

Warning/indicator lamp
Possible causes/consequences and 0050Solutions
0075
Restra int sy stem warning
lamp The
redre stra int sy stem warning lamp is lit while the engine is running.
The restra int sy stem is malfunctioning.0071
WARNING Risk of injury orfata l injury due toa malfunction in there stra int sy stem
If th ere stra int sy stem is malfunctioning, restra int sy stem components may be triggered unintentionally or might not
be triggered at all in theeve nt of an accident. This may af fect the Emer gency Tensioning Device or airbag, forex am‐
ple.
00BBHa ve there stra int sy stem checked and repaired immediately at a qualified specialist workshop.
00BBDrive on carefully.
00BBObser vethe messages in the multifunction displa y.
00BBVisit a qualified specialist workshop immediatel y.
452
Display messages and warning/indicator lamps

Seat belts
Warning/indicator lamp
Possible causes/consequences and 0050Solutions
0076
Seat beltwarning lamp
lights up Af
terth e engine is star ted, there d seat belt warning lamp lights up for six seconds.
In addition, an acou stic wa rning tone may sound.
The seat belt warning lamp reminds the driver and front passenger tofast entheir seat belts.00BBFa sten your seat belt.
If yo u ha veplaced objects on the front passenger seat, the seat belt warning lamp may remain lit.
0076
Seat belt warning lamp
fl ashes The
red seat belt warning lamp flashes and an intermitte ntwa rning tone sounds.
The driver or front passenger has not fastened their seat belt while theve hicle is in motion.00BBFa sten your seat belt.
There are objects on the front passenger seat.
00BBRe mo vethe objects from the front passenger seat.
Driving sy stems
Wa rning/indicator lamp
Possible causes/consequences and 0050Solutions
00CC
Suspensionwarning lamp The
yellow AIR BODY CONTROL warning lamp is on.
AIR BODY CONTROL is faulty.00BBObser vethe messages on the multifunction displa y.
Displaymessage s andwarning/indicator lamps 453

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