engine MERCEDES-BENZ E-CLASS SALOON 2015 Owners Manual

Problem
Possible causes/consequences and
M
MSolutions ÷
The yellowE
SP®
warn-
ing lamp flashes while
the vehicle is in motion. ESP
®
or traction control has intervened because there is arisk of
skidding or at least one wheel has started to spin.
Cruise control or DISTRONIC PLUS is deactivated.
X Only depress the accelerator pedal as far as necessary when
pulling away.
X Accelerate more gently while the vehicle is in motion.
X Adapt your driving style to suit the road and weather conditions.
X Do not deactivate ESP ®
.
In rare cases (Y page 84) it may be best to deactivate ESP ®
.
Observe the important safety notes on ESP ®
(Y page 83). å
The yellowE
SP®
OFF
warning lamp is lit while the engine is running. ESP
®
is deactivated.
G WARNING
If ESP ®
is deactivated, ESP ®
is unable to stabilise the vehicle.
Further driving systems or driving safety systems are thus restric- ted, e.g. Active Blind Spot Assist. The system does not perform
braking actions.
There is an increased danger of skidding and risk of an accident.
X Reactivate ESP ®
.
In rare cases (Y page 84) it may be best to deactivate ESP ®
.
Observe the important safety notes on ESP ®
(Y page 83).
X Adapt your driving style to suit the road and weather conditions.
If ESP ®
cannot be activated:
X Drive on carefully.
X Have ESP ®
checked at aqualified specialist workshop. M
AMG vehicles only:
The yellowS
PORT han-
dling mode warning
lamp is lit while the
engine is running. SPORT handling mode is activated.
G WARNING
When SPORT handling mode is activated, ESP ®
is unable to sta-
bilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Only switch to SPORT handling mode in accordance with the
condition swritten in the "Activating/deactivating SPORT han-
dling mode" section (Y page 85).334
Warning and indicator lampsint
he instrument clusterOn-board computer and displays

Problem
Possible causes/consequences and
M
MSolutions ֌
The yellow ESP
®
and
ESP ®
OFF warning
lamps are lit while the
engine is running. ESP
®
,B AS ,BAS PLUS with Cross-Traffic Assist ,COLLISION PRE-
VENTION ASSIST PLUS, PRE-SAFE ®
,P RE-SAFE ®
PLUS,
PRE‑SA FE®
Brake, the HOLD function, hill start assist, ESP ®
trailer
stabilisation and the adaptive brake lights are unavailabl edue to a
malfunction.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the functions listed above.
The braking distanc emay thus increase in an emergenc ybraking
situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Observe the additional display messages in the multifunction
display.
X Drive on carefully.
X Consult aqualified specialist workshop. 6
The red restraint sys-
tem warning lamp is lit
while the engine is run-
ning.
The restraint system is faulty.
G WARNING
The airbags or belt tensioners may either be triggered uninten-
tionally or, in the event of an accident ,may not be triggered.
This poses an increased risk of injury.
X Observe the additional display messages in the multifunction
display.
X Drive on carefully.
X Have the restraint system checked immediately at aqualified
specialist workshop.
Observe the additional information on the restraint system
(Y page 44). Warning and indicator lampsint
he instrument cluster
335On-board computer and displays Z

Engine
Problem
Possible causes/consequences and
M
MSolutions ;
The yellow engin
ediag-
nostics warning lamp
light supw hile the
engin eisrunning. Ther
emay be afault ,for example:
R in th eenginem anagement
R in th efuel injection system
R in th eexhaust system
R in th eignition system (for vehicle swith petrol engines)
R in th efuel system
The emission limit values may be exceeded and th eenginem ay be
runnin ginemergency mode.
X Hav ethe vehicle checked as soon as possible at aqualified
specialist workshop. Vehicle
swithadiese leng ine: th efuel tan khas been run dry
(Y page 204).
X Afte rrefuellin gstart th eenginet hree to four times.
If th eyellow engin ediagnostics warning lamp goes out ,emer-
gency runnin gmode is cancelled. The vehicle need no tbe
checked. 8
The yellow reserv
efuel
warning lamp is on
while th eengineisr un-
ning. The fuel leve
lhas dropped int othe reserv erange.
Operatio noftheauxiliar yheating is deactivate difthefuel level
drops int othe reserv erange.
X Refuel at th eneares tfillin gstation. ?
The red coolant warn-
ing lamp light
supwhile
th ee ngineisr unning
and th ecoolant tem-
perature gauge is at the start of th escale. The temperatur
esensor for th ecoolant temperatur egauge is
faulty.
The coolant temperatur eisnolonger bein gmonitored. Ther eisa
risk of engin edamage if th ecoolant temperatur eistoohigh.
X Stop th evehicle immediately, paying attentio ntoroad and traf-
fic conditions, and switch off th eengine. Do no tcontinue driving
unde rany circumstances.
X Safeguard th evehicle against rolling away (Y page 205).
X Consult aqualifie dspecialist workshop. 336
Warning and indicator lamps in th
einstrumen tclusterOn-boar dcomputer and displays

Problem
Possible causes/consequences and
M
MSolutions ?
The red coolant warn-
ing lamp comes on
while the engine is run-
ning.
The coolant level is too low.
If the coolant level is correct,t
he airflow to the engine radiator may
be blocked or the electric engine radiator fan may be malfunc-
tioning.
The coolant is too hot and the engine is no longer being cooled
sufficiently.
X Observe the additional display messages in the multifunction
display.
X Stop the vehicle immediately, paying attention to road and traf-
fic conditions, and switch off the engine.
X Safeguard the vehicle against rolling away (Y page 205).
X Leave the vehicle and keep asafe distance from the vehicle until
the engine has cooled down.
X Check the coolant level and top up the coolant, observing the
warning notes (Y page 382).
X If you have to top up the coolant frequently, have the engine
cooling system checked.
X Make sure that the air supply to the engine radiator is not
blocked, e.g. by frozen slush.
X Do not start the engine again until the coolant temperature is
below 120 †. The engine may otherwise be damaged.
X Drive to the nearest qualified specialist workshop.
X Avoid putting the engine under heavy load as you do so, e.g.
driving in mountainous terrain and stop-start traffic. ?
The red coolant warn-
ing lamp comes on
while the engine is run-
ning.
Awarning tone
also sounds. The coolant temperature has exceeded 120 †. The airflow to the
engine radiator may be blocked or the coolant level may be too
low.
G WARNING
The engine is not being cooled sufficiently and may be damaged.
Never drive with an overheated engine. Driving when your engine is overheated can cause some fluids which may have leaked into
the engine compartmen ttocatch fire.
In addition, steam from an overheated engine can cause serious
burns, which can occur just by opening the bonnet.
There is arisk of injury.
X Observe the additional display messages in the multifunction
display.
X Stop the vehicle immediately, paying attention to road and traf-
fic conditions, and switch off the engine.
X Safeguard the vehicle against rolling away (Y page 205).Warning and indicator lampsint
he instrument cluster
337On-board computer and displays Z

Problem
Possible causes/consequences and
M
MSolutions X
Leave the vehicle and keep asafe distance from the vehicle until
the engine has cooled down.
X Check the coolant level and top up the coolant, observing the
warning notes (Y page 382).
X If you have to top up the coolant frequently, have the engine
cooling system checked.
X Make sure that the air supply to the engine radiator is not
blocked, e.g. by frozen slush.
X If the coolant temperature is below 120 †, you can continue
driving to the nearest qualified specialist workshop.
X Avoid putting the engine under heavy load as you do so, e.g.
driving in mountainous terrain and stop-start traffic. Driving systems
Problem
Possible causes/consequences and
M MSolutions ·
The red distance warn-
ing lamp lights up while
the vehicle is in motion. The distance to the vehicle in front is too small for the speed
selected.
X Increase the distance. ·
The red distance warn-
ing lamp lights up while
the vehicle is in motion. Aw arning tone also
sounds. You are approaching
avehicle, apedestrian or astationary obsta-
cle in your line of travel at too high aspeed.
X Be prepared to brake immediately.
X Pay careful attention to the traffic situation. You may have to
brake or take evasive action.
Observe the additional information on PRE‑ SAFE®
Brake
(Y page 87).
Observe the additional information on the distance warning func-
tion of COLLISION PREVENTION ASSIST PLUS (Y page 80).338
Warning and indicator lampsint
he instrument clusterOn-board computer and displays

Useful information
i This Owner's Manual describes all mod-
els, series and optional equipment for your
vehicle that were available at the time of
going to press. National variation sare pos-
sible. Not ethat your vehicle may not be
equipped with all of the function sdescri-
bed. This is also the case for system sand
function srelevan ttosafety.
i Read the information on qualified special-
ist workshops: (Y page 27). Stowage areas
Loading guidelines
G
WARNING
If objects, luggage or loads are not secured or not secured sufficiently, they could slip, tip
over or be flung around and thereby hit vehicle
occupants .There is arisk of injury, especially
when brakin gorabruptly changing directions.
Always stor eobjects so that they cannot be
flung around. Secure objects, luggage or
loads against slipping or tippin gbefore the
journey. G
WARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the boot
lid/tailgat eisopen when the engin eisrun-
ning, especially if the vehicle is in motion.
There is arisk of poisoning.
Always switc hoff the engin ebefore opening
the boot lid/tailgate. Never drive with the
boot lid/tailgat eopen. G
WARNING
The exhaust tail pipe and tail pipe trim can
becom every hot. If you come int ocontact
with thes eparts of the vehicle, you could burn
yourself. There is arisk of injury. Always be particularly careful around the
exhaust tail pipe and the tail pipe trim .Allow
thes ecomponents to cool down before touch-
ing them.
The handling characteristic sofaladen vehi-
cle are dependen tonthe distribution of the
load within the vehicle. For this reason ,you
should observ ethe following notes when
transporting aload:
R neve rexceed the maximum permissible
gross vehicle weight or the permissible axle loads for the vehicle (includin goccupants).
R the boot/luggage compartment is the pre-
ferred place to stor eobjects.
R position heavy loads as far forwards as pos-
sible and as low down in the boot/luggagecompartment as possible.
R the load must not protrude above the upper
edge of the seat backrests.
R always place the load against the rear or
fron tseat backrests .Make sure that the
seat backrests are securely locked into
place.
R always place the load behind unoccupied
seats if possible.
R use the lashing eyelets and the luggage
net stot ransport loads and luggage.
R only use lashing eyelets and fastenin gcom-
ponents that are suitable for the weight and size of the load.
R when transporting objects in the luggage
compartment,t he combined luggage cover
and net must always be installed (luggage
compartment cove rand safet ynet).
R secure the load with sufficiently strong and
wear-resistan tlashing material. Pad sharp
edges for protection.
i Load restraint
sare available at any quali-
fied specialist workshop, e.g. aMercedes-
Ben zService Centre. 342
Stowage areasStowing and features

X
Turn the key to position 2in the ignition
lock (Y page 179).
X To open: slide cover :forwards until it
engages.
X Press in cigarett elighter ;.
Cigarette lighter ;will pop out automati-
cally when the heating element is red-hot.
X To close: briefly press cover :at the
front.
The cover retracts. 12
Vsockets
General notes X
Turn the key to position 1in the ignition
lock (Y page 179).
The sockets can be used for accessories with am aximum draw of 180 W(15 A). Accesso-
ries include such items as mobile phone
chargers.
If you use the sockets for long periods when
the engine is switched off, the battery may
discharge.
An emergenc ycut-off ensures that the on-
board voltage does not drop too low. If the on-
board voltage is too low, the power to the
sockets is automatically cut. This ensures
that there is sufficient power to start the
engine.
Socket in the front centre console X
To open: slide cover :forwards until it
engages.
X Lift up the cover of socket ;.
X To close: briefly press cover :at the
front.
The cover retracts.
Socket in the rear-compartment centre
console X
Briefly press cover ;at the top.
The cover opens.
X Lift up the cover of socket :.
Socket in the luggage compartment
(Estate) X
Lift up the cover of socket :. Mercedes-Benz emergency call sys-
tem
Information on these requirement scan be
found in the separate COMAND Online oper-
ating instructions. 366
FeaturesStowing and features

More information on suitable mobile phones,
mobile phone brackets and on connecting
Bluetooth ®
-capable mobile phones to
COMAND Online/Audio 20 can be obtained:
R at your Mercedes-Ben zService Centre
R on the Internet at http://www.mercedes-
benz.com/connect
The functions and services available when
you use the phone depend on your mobile
phone model and service provider.
Using amobile phone To connect
amobile phone to the exterior
aerial and charge it, insert it into the mobile
phone bracket.
X Open the telephone compartment
(Y page 344).
X Place the mobile phone bracket into the
pre-installed fitting; see the separate instal-
lation instructions for the mobile phone fit-
ting.
X Insert the mobile phone into the mobile
phone bracket; see the separate installa-
tion instructions for the mobile phone fit-
ting.
i The mobile phone can also be operated
without being in the bracket. However, the charging function and aerial function are
not available.
In order to use Bluetooth ®
(SAP profile) on
your telephone module, you must first insert
the telephone module into the pre-installed
fitting. This connects it to the exterior aerial.
If you wish to charge the mobile phone, then
you must connect it to aUSB port.
Further information on the telephone module
with Bluetooth ®
(SAP profile) can be found in
the Digital Owner's Manual.
Operating the mobile phone You can operate the telephone using the
6 and~ buttons on the multifunction
steering wheel. You can operate other mobile phone functions via the on-board computer
(Y page 284).
When you remove the key from the ignition
lock, the mobile phone is disconnected from
the hands-free system. Active calls will first
be transferred to the mobile phone directly.
Mobile phone bracket in the stowage
compartment You can fold the pre-installed bracket up to
improve access to the stowage space
beneath it. Depending on the vehicle equip-
ment,aU
SB port or aMedia Interface is
installed in the stowage compartment.
X To fold the bracket up: press button:.
X To fold the bracket down: press the
bracket down and allow it to engage. Garage door opener
General notes The HomeLink
®
garage door opener integra-
ted in the rear-view mirror allowsy ou to oper-
ate up to three different door and gate sys-
tems.
Once programmed, the integrated garage
door opener in the rear-view mirror will
assume the function of the garage door sys-
tem's remote control. Please also read the
operating instructions for the garage door
system.
When programming agarage door opener,
park the vehicle outside the garage. Do not
run the engine while programming. 368
FeaturesStowing and features

The garage door opener is only available for
certain countries. Observe the legal require-
mentsf or each individual country.
The HomeLink ®
garage door opener is com-
patible with most European garage and gate
opener drives. More information on Home-
Link ®
and/or compatible products is availa-
ble:
R at aq ualified specialist workshop
R via the HomeLink ®
Hotline
(0) 080004 66 354 65 or alternatively
+49 (0) 6838 907-277
R on the Internet at http://
www.homelink.com
Important safety notes G
WARNING
When you operate or program the garage door with the integrated garage door opener, per-
sons in the range of movemen tofthe garage
door can become trapped or struck by the
garage door. There is arisk of injury.
When using the integrated garage door
opener, alway smake sure that nobody is
within the range of movemen tofthe garage
door. G
WARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Inhaling
these exhaust gases leads to poisoning. There is ar isk of fatal injury. Therefore never leave
the engine runnin ginenclosed spaces with-
out sufficient ventilation.
Programming Programming buttons
Pay attention to the "Importan
tsafety notes"
(Y page 369). Garage door remot
econtrol Ais not inclu-
ded with the integrated garage door opener.
X Turn the key to position 2in the ignition
lock (Y page 179).
X Select one of buttons ;to? to control
the garage door drive.
X To startp rogramming mode: press and
hold one of buttons ;to? of the inte-
grated garage door opener.
The garage door opener is now in program- ming mode. After ashort time, indicator
lamp :begins to light up yellow.
Indicator lamp :lights up yellow immedi-
ately the first time button ;,=or? is
programmed. If the selected button has
already been programmed, indicator
lamp :lights up yellow after ten seconds
have elapsed.
X Release button ;,=or?.I ndicator
lamp :flashes yellow.
X To program the remot econtrol: point
garage door remot econtrol Atowards
buttons ;to? on the rear-view mirror at
ad istanc eof5to20c m.
X Press and hold button Bon remot econtrol
A until indicator lamp :lights up green.
When indicator lamp :lights up green:
programming is finished.
When indicator lamp :flashes green: pro-
gramming was successful. The next step is Features
369Stowing and features Z

Useful information
............................378
Engine compartment ........................378
Service ............................................... 384
Care .................................................... 385 377Maintenance and care