2018 MERCEDES-BENZ E-CLASS WAGON warning

Warning/indicator lamp
Possible causes/consequences and MSolutions
F
Red indicator lamp, elect ric
parking brake applied (USA
only)
!
Re d indicator lamp, elect ric
parking brake applied (Can‐
ada only)
!
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.
#Obser vethe messages in the multifunction displa y.
Displaymessage s andwarning/indicator lamps 457

Warning/indicator lamp
Possible causes/consequences and MSolutions
6
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.&
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.
#Ha ve there stra int sy stem checked and repaired immediately at a qualified specialist workshop.
#Drive on carefully.
#Obser vethe messages in the multifunction displa y.
#Visit a qualified specialist workshop immediatel y.
458
Display messages and warning/indicator lamps

Seat belts
Warning/indicator lamp
Possible causes/consequences and MSolutions
7
Seat beltwarning lamp
lights up Af
terst arting the engine, there d seat belt warning lamp lights up for 6 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.#Fa sten your seat belt .
If yo u ha veplaced objects on the front passenger seat, thewa rning lamp may remain lit.
7
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.#Fa sten your seat belt.
There are objects on the front passenger seat.
#Re mo vethe objects from the front passenger seat.
Display messages and warning/indicator lamps 459

Drivingsy stems
Wa rning/indicator lamp
Possible causes/consequences and MSolutions
·
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.#Be prepared tobrake immediatel y.
#Increasethe dis tance.
Ac tive Brake Assi st.
460
Display messages and warning/indicator lamps

Vehicle
Wa rning/indicator lamp
Possible causes/consequences and MSolutions
Ð
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.&
WARNING Risk of accident if steering capability is impaired
If th esteering does not function as intended, theve hicle's operating saf etyis jeopardized.
#Pull 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.
#Consult a qualified specialist workshop.
#Obser vethe messages in the multifunction displa y.
Displaymessage s andwarning/indicator lamps 461

Engine
Warning/indicator lamp
Possible causes/consequences and MSolutions
;
Engine diagnosiswarning
lamp The
yellow engine diagnosis 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 values may be exceeded and the engine may be running in emergency operation mode.
In some states, legal requ irements stipulate that you must immediately consult a qualified specialist workshop as soon
as theye llow engine diagnosis warning lamp lights up.
#Ha ve theve hicle checked as soon as possible at a qualified specialist workshop.
#
Electrical malfunction warn‐
ing lamp The
red electri cal malfunction warning lamp is lit.
There is a malfunction in the electrics.#Obser vethe messages in the multifunction displa y.
8
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.#Close the fuel filler cap.
#If th e fuel filler cap was already proper lyclosed: consult a qualified specialist workshop.
462
Display messages and warning/indicator lamps

Warning/indicator lamp
Possible causes/consequences and MSolutions
8
Fuelreser ve wa rning lamp The
yellow fuel reser vewarning lamp is lit while the engine is running.
The fuel le vel has dropped into there ser verange.#Re fuel.
Display message s andwarning/indicator lamps 463

Warning/indicator lamp
Possible causes/consequences and MSolutions
?
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.
&
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.
#Before opening the hood, allow the engine tocool down.
#Intheeve nt of a fire inthe engine compartment, keep the hood closed 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.
#Obser 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:
#Consult a qualified specialist workshop.
464
Display messages and warning/indicator lamps