2018 MERCEDES-BENZ E-CLASS COUPE cooling

*NO
TEDama getoobjects caused by
placing them in the mobile phone stow‐
age compartment
If yo uplac e objects inthe mobile phone
stow age compartment, these may be dam‐
aged byelectromagnetic fields.
#Do not place credit cards, storage
media or other objects sensitive to
electromagnetic fields in the mobile
phone stowage compartment.
* NO
TEDama getothe mobile phone
stow age compartment caused byliquids
If liquids enter the mobile phone stowage
compartment, the compartment may be
damaged.
#Ensure that no liquids enter the mobile
phone stowage compartment.
RDepending on theve hicle equipment, the
mobile phone is connected totheve hicle's
ex terior aerial via thech arging module.
RThe charging function and wireless connec‐
tion of the mobile phone totheve hicle's
ex terior aerial are only available if the ignition
is switched on.
RSmall mobile phones may not be able tobe
ch arge d in everyposition of the mobile
phone stowage compartment.
RLargemobile phones which do not rest flat in
th e mobile phone stowage compartment may
not be able tobe charge d or connec ted with
th eve hicle's exterior aerial.
RThe mobile phone may heat up during the
ch arging process. The mobile phone can be
cooled in the mobile phone stowage com‐
partment when the air conditioning sy stem is
switched on. The cooling output in the
mobile phone stowage compartment is high‐
est when the controller in theglove box is
closed.
RTo ensure more ef ficient charging and con‐
nection with theve hicle's exterior aerial,
re mo vethe pr otective co ver from the mobile
phone.
RWhen charging, the mat should be used if
possible.
Wire lesscharging of the mobile phone
Re quirement:RThe mobile phone must be suitable for wire‐
less charging (Qi-compatible mobile phone).
Yo u can find a li stof Qi-compatible mobile
phones at:
http://www.mercedes-benz.com/connect
10 6
Seats and stowing

9gSwitches ai r-re circulation mode on/off
(→page 124)
A_ Setsthe front passenger side air distri‐
bution
Bw Setsthe front passenger side temp era‐
ture
Re ar operating unit
Yo u can set thete mp erature forth e entire rear
compartment using buttons 1or3.
1Sets thete mp erature
2Display
3Sets thete mp erature
Operating the clima tecontro l system
Ac tivating/deactivating climate control
#To activate: setthe air flow toleve l 1 or
higher using theH button.
#Todeactivate: setthe air flow toleve l 0
using theH button.
% If climate control is deactivated, the win‐
do ws can fog up more quickl y.Deactivate
climate control only brie fly.
Ac tivating/deactivating the A/C function via
the control panel
The A/C function cools, heats and dehumidifies
th e interior air in theve hicle.
#Press the¿ button.
Deactivate the A/C function only briefly other‐
wise the windo wscan fog up more quickl y.
Condensation may drip from the underside of
th eve hicle when cooling mode is active. This is
not a sign that there is a malfunction.
Ac tivating/deactivating the A/C function
using the multimedia sy stem
Multimedia sy stem:
,9HKLFOH.b &OLPDWH &RQWURO.$&
The A/C function heats, cools and dehumidifies
th eve hicle's interior air.
#Ac tivate Oor deacti vate ª the function.
Setting climate control toautomatic mode
In au tomatic mode, the set temp erature is con‐
trolled and maintained at a const ant levelby the
air suppl y.
#Pressthe à button.
#Toswitch tomanual mode: presstheH
or _ button.
122
Climat e control

#Toswitch on the po wer supp ly:press but‐
to n1 (USA) or 2(Canada) once.
Yo u can act ivate the windshield wiper, for
ex ample.
The po wer supp lyis switched off again if thefo l‐
lowing conditions are me t:
RThe driver's door is open.
RYoupr ess butto n1 (USA) or 2(Canada)
twice.
#To switch on the ignition: press button 1
(USA) or 2(Canada) twice.
The indicator lamps in the instrument clus ter
light up.
The ignition is switched off again if one of the
fo llowing conditions is me t:
RYoudo not start theve hicle within
15 minutes.
RYoupr ess butto n1 (USA) or 2(Canada)
once.
St arting theve hicle
Starting theve hicle with thest art/s top but‐
to n
Requ irements:
RThe SmartK eyis located in theve hicle and
th e SmartK eybattery is not dischar ged.
#Shift the transmission toposition jori.
#Depress the brake pedal and push button 1
(USA) or 2(Canada) once.
#Ifth eve hicle does not star t:switch off non-
essential consumers and press button 1
(USA) or 2(Canada) once.
#Ifth eve hicle still does not start and the
3ODFH WKH .H\ LQ WKH 0DUNHG 6SDFH 6HH
2SHUDWRU
V 0DQXDO display message also
appears in the multifunction display: start
th eve hicle in emer gency operation mode. St
arting theve hicle via Remo teOnline serv‐
ices
Cooling or heating theve hicle interior before
st arting the journey
If yo ustart theve hicle via your smartphone, the
pr ev iously selecte d air conditioning adjustment
is active.
Before starting, make sure:
RThe legal stipulations in the area where your
ve hicle is par ked permit engine starting via
smartphone.
RIt is safe tostart and runth e engine where
yo ur vehicle is par ked.
RThe fuel tank is suff icientlyfilled.
RThe star ter battery has suf ficient charge .
Driving and pa rking 12
9

#Make surethat no engine oil is spilled
next tothefiller opening.
#Allow the engine tocool off and thor‐
oughly clean the engine oil from compo‐
nent parts before starting theve hicle.
* NO
TEEngine damage causedbyan
incor rect oil filter, incor rect oil or addi‐
tives
#Do not use engine oils or oil filters
which do not cor respond tothe specifi‐
cations explicitly prescribed forth e
service inter vals.
#Do not alter the engine oil or oil filter in
order toachie velonger change inter vals
th an prescri bed.
#Do not use additives.
#Follow the instructions in the service
inter val display rega rding the oil
ch ange.
* NO
TEDama gecaused bytopping up too
much engine oil
Ad ding too much engine oil can cause dam‐
age tothe engine or the catalytic con verter.
#Ha ve excess engine oil remo ved at a
qu alified specialist workshop.
#Tu rn cap 1counter-clockwise and remo ve
it.
#Ad d engine oil.
#Replace cap 1and turn it clockwise as far
as it will go.
#Check the oil le vel again (→page 312).
Che cking coolant le vel
&
WARNING Risk of burn s from hot com‐
ponent parts in the engine compartment
Cer tain component parts in the engine com‐
partment can be very hot, e.g. the engine,
th e cooler and parts of theex haust sy stem.
#Let the engine cool down and only
to uch the component parts described
as follo ws .
&
WARNING Danger of burn s from hot
coolant
The engine cooling sy stem is pressurized,
particularly when the engine is warm. If you
Maintenance and care 31
3

#Thoroughly clean off any antifreeze
from component parts beforestarting
th eve hicle.
* NO
TEDama gecaused byincor rect cool‐
ant
#Only add coolant that has been pre‐
mixed with therequ ired antifreeze pro‐
te ction.
Fu rther information on coolant:
RIn the Mercedes-Benz Specifications for
Operating Fluids 310.1, e.g. online at
http://be vo.mercedes-benz.com.
RAt aqu alified specialist workshop.
* NO
TEOverheating at high outside tem‐
peratures
If an inappro priate coolant is used, the
engine cooling sy stem is not suf ficiently pro‐
te cted against overheating and cor rosion at
high outside temp eratures.
#Alw ays use coolant appr ovedby
Mercedes-Benz.
#Obser vethe instructions in the
Mercedes-Benz Specifications for Oper‐
ating Fluids 310.1.
Ha ve the coolant regularly changed at a qualified
specialist workshop.
The proportion of cor rosion inhibitor/antifreeze
concentrate in the engine cooling sy stem should
be:
RA minimum of 50% (antifreeze pr otection
down toappr oximately -35 °F (-37 °C)).
RA maximum of 55% (antifreeze pr otection
down to-49 °F (-45 °C)).
Coolant filling capacity
Capacity
Model Capacity
All models 12.7 US qt (12.0 l)
Note s on windshield washer fluid
Obser vethe no tes on operating fluids
(→page 376).
&
WARNING ‑ Risk of fire and injury from
windshield washer concentrate
Wi ndshield washer concentrate is highly
fl ammable. It could ignite if it comes into
con tact wi thhot engine component parts or
th eex haust sy stem.
#Make sure that no windshield washer
concentrate spills out next tothefiller
opening.
* NO
TEDama getotheex terior lighting
due tounsuitable windshield washer fluid
Uns uitable windshield washer fluid may dam‐
age the plastic sur face of theex terior light‐
ing.
#Only use windshield washer fluid which
is also suit ablefor use on plast ic surfa‐
ces, e.g. MB SummerFit or MB Winter‐
Fit.
380 Tech nical da ta

COMANDTouch App
see COMAND Touch
Comb ination switch
see Turn signal light
Compass .................................................. 263
Computer .................................................2 06
Connection status
Display s ............................................... 282
Overview ............................................. 282
Contacts ................................................... 269
Calling up ............................................ 270
Del eting .............................................. .271
Downloading (from mobile phone) ...... 269
Impo rting ............................................ .270
Information .......................................... 269
Making a call ....................................... 271
Na me form at ...................................... .270
Options ................................................ 271
Saving .................................................. 271
Controller Operating ............................................ 229
Con venience closing feature .................... 72
Con venience opening ................................ 71Coolant (engine)
Checking le vel .................................... .313
Filling capacity .................................... 380
No tes ................................................... 379
Cooling see Climate c
ontrol
Copyright Licenses ................................................ 28
Trademar ks............................................ 28
Co rnering light function ..........................110
Cross Traf fic Alert .................................. .194
Crosswind Assist Function/no tes ................................... 155
Cruise control .......................................... 160
Ac tivating .............................................1 61
Callin g up a speed .. ............................ .161
Deactivating ......................................... 161
Fu nction .............................................. 160
Le ver ....................................................1 61
Prerequisites ........................................1 61
Selecting .............................................. 161
Setting a speed .................................... 161
St oring a speed .................................... 161
Sy stem limits ....................................... 160 Cup holder
................................................ 101
Ins talling/ removing (center console) ... 101
Re ar bench seat ................................... 101
Cup holder see Cup holder
Cus tomer Assi stance Center (C AC)........ .25
Cus tomer Relations Department .............25
D
Dashboa rd
see Cockpit
Dashboard lighting ..................................2 08
Data acquisition Vehicle .................................................. 26
Data import/export Function/no tes .................................... 241
Importing/exporting ............................ 241
PIN pr otection for data export .............2 42
Daytime running lights ........................... .112
Ac tivating/deactivating ........................ 112
Daytim eru nning lights mode
see Daytime running lights
454
Index

Active Lane Keeping Assist Inopera‐
tive ...................................................... 404
Ad aptive Highbeam Assist Camera
Vi ew Restricted See Ope rator's Man‐
ual .......................................................4 29
Ad aptive Highbeam Assist Cur rently
Un available See Operator's Manual .....4 28
Ad aptive Highbeam Assist Inopera‐
tive ...................................................... 428
Air Conditioning Malfunction See
Operator's Manual ...............................422
Apply Brake toShift from 'P' ............... 420
ÀAT TENTION ASSIST Inoperative ... 401
ÀAT TENTION ASSIS T:Take a
Break! .................................................. 401
bAu toLamp Function Inoperati ve
............................................................. 428
Au xilia ryBattery Malfunction .............. 422
Blind Spot Assist Currently Una vaila‐
ble See Opera tor's Manual .................. 405 Blind Spot Assist Inoperative
............... 406
Blind Spot Assist Not Available When
To wing a Trailer See Operator's Man‐
ual ...................................................... .406
$Che ckBrake Fluid Le vel.............. 394
Check Coolant Le vel See Operator's
Manual ................................................ .410
4Check Engine Oil AtNext Refu‐
eling ....................................
.................413
h

Check Tire s ..................................4 15
¥Check Washer Fluid .................... 426
ÉCompressor Is Cooling ................403
?Coolant Too Hot Stop Vehicle
Tu rn Engine Off .................................... 411
Cr uise Control Inoperative ...................4 10
Cruise Control Off ................................ 410
!Cur rently Una vailable See Oper‐
ator's Manual ...................................... 386
÷Cur rently Una vailable See Oper‐
ator's Manual ...................................... 387 Dis
tance Pilot Cu rrent ly Un available
See Operator's Manual ........................ 409
Dis tance Pilot Inoperati ve................... 409
Dis tance Pilot Now Available .............. .408
ÂDon't Forget Your Key.................. 419
ÉDrive More Slowly ....................... 403
Driver's Door Open & Transmission
No t in P Risk of Vehicle Rolling Away .. 420
bExample: Check Left Low
Beam .................................................. 427
6Fr ont Left Malfunction Service
Re quired (Example) ............................ .398
Fr ont Passenger Airbag Disabled See
Operator's Manual ...............................3 99
Fr ont Passenger Airbag Enabled See
Operator's Manual ..............................
.400
8

Fu el Le vel Low ............................ .414
8Gas Cap Loose .............................414
!Inoperative See Operator's
Manual ................................................3 85
456
Index

ÐSteering Malfunction Inc reased
Ph ysical Ef fort See Opera tor's Man‐
ual .......................................................4 24
ÐSt eering Malfunction Stop
Immediately See Operator's Manual ....424
èSt eering Pilot Cur rently Unavail‐
able See Operator's Manual ................ 409
èSt eering Pilot Inoperative ............ 409
St op Vehicle Lea veEngine Running
Wa itTransmission Cooling .................. 422
#St opVehicle Lea veEngine Run‐
ning ...................................................... 413
#St opVehicle See Operator's
Manual .................................................4 12
ÉSt opVehicle Vehicle Too Low ...... 402
bSwitch Off Lights .........................428
bSwitch On Headlamp s................. 428
Ti re Press. Monitor Cur rently
Un available .......................................... 416
Ti re Press. Monitor Inoperative ............417 Ti
re Pressure Monitor Inoperative No
Wheel Sensors .....................................4 17
Ti re s Overheated ..................................4 17
Ti re s Overheated Decrease Speed .......418
To Deselect P or N,Dep ress Brake
and Start Engine .................................. 420
To Engage Transmiss. Position R Fir st
Dep ress the Brake .............................. .4
23
Tr af fic Si

gn Assist CameraView
Re stricted See Ope rator's Manual .......408
Tr af fic Sign Assist Currently Unavail‐
able See Operator's Manual ................ 407
Tr af fic Sign Assist Inoperative............. 408
Tr ansmission Malfunction Stop ........... 422
FTu rnOn the Ignition to Release
th ePa rking Brake ................................ 390
dVe hicle Operational Switch the
Ignition Off Before Exiting .................... 421
ÉVe hicle Rising Please Wait.......... .402
ÉVe hicle Rising .............................. 401 hWa
rning Tire Malfunction .............416
hWheel Sensor(s) Missing ..............417
Distance cont rol
see Dis tance Pilot DISTRONIC
Di stance Pilot DISTRONIC ...................... .162
Ac tivating ............................................ 165
Ac tivation conditions ........................... 165
Ac tive Emergency Stop Assist .............. 171
Ac tive Lane Change Assi st................... 170
Callin g up a speed .............................. .165
Deactivating ........................................ 165
Fu nction .............................................. 162
Le ver ................................................... 165
Setting a speed ................................... 165
St oring a speed ................................... 165
Sy stem limits ....................................... 162
Distance recorder .................. ...
...............
210
DISTRONIC see Di stance Pilot DI STRONIC
Door Locking (emergency key) ...................... .63
Opening (from inside) ............................5 9
Un locking (emer gency key) .................. .63
458
Index