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

Allvehicles except vehicles with a lithium-
ion battery
& WARNING Risk ofexplosion due toelec‐
tros tatic charge
Electros taticch arge can cause spark s which
may ignite the highly flammable gas mixture
in the batter y.
#Todischar geany electros tatic charge
th at may ha vebuilt up, touch the me tal
ve hicle body before handling the bat‐
te ry.
The highly flammable gas mixture is created
while the battery is charging and during starting
assis tance.
&
WARNING Danger of chemical burns
from the battery acid
Battery acid is caustic.
#Av oid contact with the skin, eyes or
clo thing.
#Do not lean overth e batter y.
#Do not inhale battery gases.
#Ke ep children away from the batter y.
#Immediate lyrinse battery acid off thor‐
oughly with plenty of clean water and
seek medical attention immediately.
All vehicles
+ENVIRONMENTAL NOTEEnvironmental
damage causedbyimproper disposal of
batteries
Bat teries conta in pollutants. It is
illegal todispose of them with the household
ru bbish.
#
Dispose of batteries in an
environmen tally responsible manner.
Ta ke dischar ged batteries toaqu alified
specialist workshop or toa collection
point for used batteries.
If yo u ha vetoconnect the12 volt batter y,con‐
ta ct a qualified specialist workshop.
Comply with saf etyno tes and take protective
measures when handling batteries.
Risk of explosion
Fire, open flames and smoking are
prohibite d when handling the batter y.
Av oid creating spar ks.
Electrolyte or battery acid is cor ro‐
sive. Avoid contact with the skin, eyes
or clo thing. Wear suitable pr otective
clo thing, in particular glove s, an
apron and a face mas k.Immediate ly
ri nse electrolyte or acid splashes off
with clean water.Consult a docto r if
necessar y.
Breakdown assis tance 329

Wear saf etygl asses.
Ke ep children away.
Obser vethis Opera tor's Manual.
If yo udo not intend touse theve hicle over an
ex tended pe riod of time:
RAc tivate standby mode, or
RConnect the battery toa batte rycharge r
appr ovedby Mercedes-Benz, or
RConsult a qualified specialist workshop to
disconnect the batter y.
Starting assist ance andcharging the12 V
battery
Ve hicles with a lithium-ion battery
#When charging the battery and during start‐
ing assis tance, al ways use the jump-s tart
connection point in the engine compartment.
* NO
TEDama getothe battery from over‐
vo ltage
When charging using a batte rycharge r with‐
out a maximum charging voltage, the battery
or the on-board electronics may be damaged.
#Only use battery charge rs with a maxi‐
mum charging voltage of 14.4 V.
* NO
TEShor tening the service life of the
battery bycharging the battery at low
te mp eratures
Charging the battery at very low temp era‐
tures may shor tenth e service life of the bat‐
te ry and ha vea negative ef fect on starting.
#Do not charge the battery at very low
te mp eratures.
All other vehicles
#When charging the battery and during start‐
ing assis tance, al ways use the jump-s tart
connection point in the engine compartment.
* NO
TEDamaging the battery thro ugh
ove rvoltage
When charging using a batte rycharge r with‐
out a maximum charging voltage, the battery
or theve hicle electronics may be damaged.
#Only use battery charge rs with a maxi‐
mum charging voltage of 14.8 V.
&
WARNING Risk ofexplosion from hydro‐
ge nga s igniting
A battery generates hydrogen gas during the
ch arging process. If there is a short circuit or
spar ksstart toform ,th ere is a danger of the
hy drogen gas igniting.
330
Breakdown assis tance

#Make surethat the positive term inal of
th e connected battery does not come
into conta ct withvehicle parts.
#Ne ver place me tal objects or tools on a
batter y.
#When connecting and disconnecting the
batter y,yo u must observ eth e descri‐
bed order forth e battery clamps.
#When giving starting assis tance, al ways
make sure that you only connect bat‐
te ry term inals with identical polarity.
#During starting assis tance, you must
observ eth e described order for con‐
necting and disconnecting the jumper
cables.
#Do not connect or disconnect the bat‐
te ry cla mp s while the engine is running.
&
WARNING Risk ofexplosion during
ch arging process and starting assis tance
During thech arging process and starting
assis tance, the battery may release an explo‐
sive gas mixture.
#Av oid fire , open flames, creating spar ks
and smoking.
#Make sure that there is suf ficient venti‐
lation du ring thech arging process and
during starting assis tance.
#Do not lean over a batter y.
Ifth e indicator/warning lamps in the instrument
clus ter do not light up at low temp eratures, it is
ve ry likely that the dischar ged battery has fro‐
zen.
& WARNING Risk ofexplosion from a fro‐
zen battery
A dischar ged battery may freeze at temp era‐
tures slightly abo veor below freezing point.
During starting assis tance or battery charg‐
ing, batte rygas may be released.
#Alw aysth aw a frozen batte ryout firs t
before charging it or per form ing start‐
ing assis tance.
The service li feof a battery that has been
th awe d may be dramatically shor tened. It is
recommended that you ha veathaw ed bat‐
te ry checked at a qualified specialist workshop.
All vehicles
* NO
TEDama gecaused bynumerous or
ex tended attem ptsto start the engine
Nume rous or extended attem ptsto start the
engine may damage the catalytic con verter
due tonon-combu sted fuel.
#Av oid numerous and extended attem pts
to start the engine.
Obser vethefo llowing points during starting
assis tance and when charging the battery:
ROnly use undamaged jumper cables/charg‐
ing cables with a suf ficient cross-section and
insula tedte rm inal clamps.
RNon- insulated parts of thete rm inal clamps
must not come into con tact wi thother me tal
parts while the jumper cable/charging cable
is connected tothe battery/jump-s tart con‐
nection point.
Breakdown assis tance 331

RThe jumper cable/charging cable must not
come into contact with any parts which may
movewhen the engine is running.
RAlw ays make sure that nei ther you nor the
battery is elect rostatically charge d.
RKe ep away from fire and open flames.
RDo not lean overth e batter y.
RWhencharging: only use battery charge rs
te sted and appr oved byMercedes-Benz and
re ad the battery charge r's operating instruc‐
tions before charging the batter y.
Obser vethe additional following points during
st arting assis tance:
RSt arting assis tance may only be pr ovided
using batteries with a nominal voltage of
12 V.
RThe vehicles must not touch.
RGa soline engine: Onlyaccept starting assis‐
ta nce if the engine and exhaust sy stem are
cold.
#Secure theve hicle byapplying the electric
parking brake.
#Au tomatic transmission: Shiftthe trans‐
mission toposition j.
#Make sure that the ignition and all electrical
consumers are switched off.
#Open the hood.
#Slide co ver1 of positive clamp 2onthe
jump-s tarting connection point in the direc‐
tion of the ar row.
#Connect positive clamp 2onyour vehicle to
th e positive pole of the donor battery using
th e jumper cable/charging cable. Alw ays
begin with positive clamp 2onyour ow n
ve hicle firs t.
#Du ring thest arting assist ance proce‐
dure: start the engine of the donor vehicle
and run at idle speed.
#Connect the negative pole of the donor bat‐
te ry and ground po int3 ofyour ow nve hicle
by using the jumper cable/charging cable.
Begin with the donor battery firs t.
#Du ring starting assist ance:start the
engine of your ow nve hicle.
#During thech arging process: start the
ch arging process.
#During starting assist ance:letthe engines
ru nfo r se veral minutes.
#During starting assist ance:before discon‐
necting the jumper cable, switch on an elec‐
trical consumer on your ow nve hicle, e.g. the
re ar wind owheater or lighting.
332
Breakdown assis tance

Whenthest arting assis tance/charging process
is compl ete:
#Fir st,re mo vethe jumper cable/charging
cable from ground point 3and the negative
pole of the donor batter y,then from positive
clamp 2and the positive pole of the donor
batter y.Begin each time with the conta cts
on your ow nve hicle firs t.
#Af terre moving the jumper cable/charging
cable, close co ver1 of positive clamp 2.Yo
u can obtain fur ther information on starting
assis tance at any qualified specialist workshop.
To w starting or towing away
Perm itted towing me thods
Mercedes-Benz recommends transporting your
ve hicle in the case of a breakdown, rath er than
to wing it away. *
NO
TEDama getotheve hicle due to tow‐
ing away incor rectly
#Obser vethe instructions and no tes on
to wing away.
Breakdown assis tance 333

Perm itted towing me thods
Bo th axles on thegr oundFront axle raisedRe ar axle raised
Ve hicles with manual transmission Yes, maximum 31miles (50 km) at
31 mp h (50 km/h) Ye
s, maximum 31miles (50 km) at
31 mp h (50 km/h) Ye
s, maximum 31miles (50 km) at
31 mp h (50 km/h)
Ve hicles with automatic transmis‐
sion Ye
s, maximum 31miles (50 km) at
31 mp h (50 km/h) No
Yes, if thesteering wheel is fixe d in
th e center position with a steering
wheel loc k.
4MATIC vehicles Yes, maximum 31miles (50 km) at
31 mp h (50 km/h) No
No
Towing wit h araised axle: towing should be
per form ed byato wing compan y.
Towing theve hicle with bo thaxles on the
gr ound
#Obser vethe no tes on the permitted towing
me thods (→page 334) (→page 333).
#Make sure that the battery is connected and
ch arge d.
When the battery is dischar ged:
RThe engine cann otbe star ted.
RThe elect ric park ing brake cannot be
re leased or applied.
RVe hicles with automatic transmission:
The au tomatic transmission cannot be shif‐
te dto position iorj.
334
Breakdown assis tance

%Vehicles with automatic transmission: If
th e automatic transmission cannot be shif‐
te dto position i, havetheve hicle trans‐
por tedaw ay (
→page 336). A towing vehicle
with lifting equipment is requiredforve hicle
transport.
* NO
TEDama gedue to to wing away at
exc essively high speeds or over long dis‐
ta nces
The driv etra in could be damaged when tow‐
ing at excessively high speeds or over long
dis tances.
#A towing speed of 30 mph (50 km/h)
must not be exceeded.
#Atowing dis tance of 30 miles (50 km)
must not be exceeded.
&
WARNING Risk of accident when towing
a ve hicle which is too heavy
If th eve hicle being tow- star ted or towe d
aw ay is heavier than the permissible gross
mass of your vehicle, thefo llowing situations
can occur:
RThe towing eye may become de tach ed.
RThe vehicle/trailer combination may
swer veoreve nov erturn.
#If ano ther vehicle is tow- star ted or
to we daw ay, its weight must not exceed
th e permissible gross mass of your ow n
ve hicle.
If a vehicle must be tow star ted or towe daw ay,
its weight must not exceed the permissible gross
mass of theto wing vehicle.
#Information on the permissible gross mass of
th eve hicle can be found on theve hicle iden‐
tification plate .
#Ve hicles with automatic transmission: Do
not open the driver's door or front passenger
door, otherwise the automatic transmission
automatically shifts toposition j.
#Installth eto wing eye (→page 338).
#Attach theto w bar.
* NO
TEDama gedue toincor rect connec‐
tion
#Only connect theto w rope or tow bar to
th eto wing eyes.
#Deactivate the automatic locking mechanism
(→page 62).
#Do not activate the HOLD function.
#Deactivate Active Brake Assi st(→page 159).
#Ve hicles with automatic transmission:
Shift the automatic transmission toposition
i.
#Re lease the electric parking brake.
Breakdown assis tance 335

&WARNING Risk of accident due tolimi‐
te d saf ety-re lated functions during the
to wing process
Saf ety-re lated functions are limited or no lon‐
ge rav ailable in thefo llowing situations:
Rth e ignition is switched off.
Rthe brake sy stem or po werst eering sys‐
te m is malfunctioning.
Rth e energy supply or the on-board electri‐
cal sy stem is malfunctioning.
When your vehicle is then towe daw ay, signif‐
icantly more ef fort may be requ ired tosteer
and brake than is no rmally requ ired.
#Use a tow bar.
#Make sure that thesteering wheel can
mo vefreely, before towing theve hicle
aw ay.
* NO
TEDama gedue toexcessive tracti ve
po we r
Ifyo u pull away sharpl y,the tractive po wer
may be too high and theve hicles could be
damaged.
#Pull away slowly and smoo thly.
Loading the vehicle for transport
#Obser vethe no tes on towing away
(→page 334).
#Connect theto w bar totheto wing eyeto
load theve hicle.
#Ve hicles with automatic transmission:
Shift the automatic transmission toposition
i.
% Ve
hicles with automatic transmission:
The au tomatic transmission may be loc ked
in position jintheeve nt of damage tothe
electrics. Toshift toi, pr ovide the on-
board electrical sy stem with po wer
(
→page 330).
#Load theve hicle onto the transpor ter.
#Ve hicles with automatic transmission:
Shift the automatic transmission toposition
j.
#Use the electric parking brake tosecure the
ve hicle and pr event it from rolling away.
#Only secure theve hicle bythe wheels.
Ve hicles with ADS PLUS (Adaptive Damping
Sy stem PLUS)
&
WARNING Risk of accident when trans‐
porting vehicles with AIR BODY CON‐
TROL
The reduced damping forc es on theve hicle
being transpor ted can cause theve hicle/
trailer combination tostart toswing.
As a result, when transporting vehicles with
AIR BODY CONTROL theve hicle/trailer com‐
bination may start toskid. Consequentl y,yo u
could lose control of your vehicle.
There is a risk of accident and injur y.
336
Breakdown assis tance

#Loadtheve hicle cor rectly onto the
transpo rter.
#Secure theve hicle on all four wheels
wit h suit abletensioning stra ps.
#Do not exceed the maximum permissi‐
ble speed of 35 mph(6 0 km/h) when
transpo rting.
* NO
TEDama getotheve hicle from secur‐
ing it incor rectly
#Af ter loading, theve hicle must be
secured at all four wheels. Otherwise,
th eve hicle could be damaged.
#A minimum dis tance of 8 in (20 cm) up
and 4 in (10 cm) down must bekept to
th e transport platform.
#Secure theve hicle on all four wheels af ter
loading. 4MATIC
vehicles/ve hicles with automatic
transmission
#Make sure that the front and rear axles come
to rest on the same transport vehicle.
* NO
TEDama getothe driv etra in due to
incor rect positioning
#Do not position theve hicle abo vethe
connection point of the transport vehi‐
cle.
To wing eye
Towing eye1 is attached tothe edge of the
trunk under the trunk floor.
Breakdown assis tance 337

Installingtheto wing eye
#Press the mark on co ver1 inwa rds and
re mo ve.
#Scr ew intheto wing eyeclockwise tothe
st op.
% Make sure that co ver1 engages in the
bumper when youre mo vetheto wing eye. *
NO
TEDama gedue toincor rect use of
th eto wing eye
When a towing eye is used toreco ver a vehi‐
cle, theve hicle may be damaged in the proc‐
ess.
#Only use theto wing eyeto to waw ay or
to w start theve hicle.
To w starting theve hicle (eme rgency engine
st art)
Ve hicles with automatic transmission
* NO
TEDama getothe automatic trans‐
mission due to towstarting
The automatic transmission may be damaged
in the process of tow starting vehicles with
automatic transmission.
#Ve hicles with automatic transmission
must not be tow star ted.
#Ve hicles with automatic transmission must
not be tow star ted.
Electrical fuses
Note s on electrical fuses
&
WARNING Risk of accident and injury
due to ov erloaded lines
If yo u manipulate or bridge a faulty fuse or if
yo ure place it with a fuse with a higher
amperage, the electric line could be overloa‐
ded.
This could result in a fire .
#Alw aysre place faulty fuses with speci‐
fi ed new fuses conta iningthe cor rect
amperage.
* NO
TEDama gecaused byincor rect fuses
Incor rect fuses may cause damage toelectri‐
cal components or sy stems.
#Only use Mercedes-Benz appr oved
fuses with the cor rect fuse rating.
Blown fuses must bereplaced with fuses of the
same rating, which you can recognize bythe
338
Breakdown assis tance