2018 MERCEDES-BENZ E-CLASS CABRIOLET tow

Only use tires, wheels or accessoriestested
and appr ovedby Mercedes-Benz.
0075 NO
TERisk todriving saf etyfrom retrea‐
ded tires
Re treaded tires are nei ther tested nor recom‐
mended byMercedes-Benz, since pr evious
damage cannot alw ays be de tected on
re treaded tires.
Fo rth is reason driving saf etycanno tbe guar ‐
anteed.
00BBDo no tuse used ti res if you ha veno
information about their pr evious usage.
0075 NO
TEPossible damage towheels or tires
when driving over obs tacles
Large wheels ha vea lo wer tire section wid th.
The lo werth e tire section width, the greater
is therisk of damage towheels or tires when
driving over obs tacles.
00BBAv oid obs tacles or drive part icularly
carefully.
0075 NO
TEDama getoelectronic component
parts from the use of tire-mounting tools
Ve hicles with a tire pressure monitoring
sy stem: Electronic component parts are
located in the wheel. Tire -mounting tools
should not be used in the area of theva lve.
This could otherwise damage the electronic
component parts.
00BBHa ve the tires changed at a qualified
specialist workshop onl y.
0075NO
TEDama getosummer tires at low
ambient temp eratures
Using summer tires at very low ambient tem‐
peratures can cause crac kstoform ,th ereby
damaging the tires permanentl y.
00BBAttemp eratures below 45 °F (7 °C) use
M+S tires.
Ac cessory part sth at are not appr ovedfo ryo ur
ve hicle byMercedes-Benz or are not being used
cor rectly can impair the operating saf ety. Before purc
hasing and using non-appr oved
accessori es, visit a qualified specialist workshop
and enquire about:
RSuitability
RLegal stipulations
RFa ctory recommendations
0071
WARNING Risk of accident wi thhigh
per form ance tires
The special tire tread in combination with the
optimized tire compound means that therisk
of skidding or hydroplaning on wetro ads is
inc reased.
In addition, the tire grip is greatly reduced at
a low outside temp erature and tire running
te mp erature.
00BBSwitch on the ESP®and adapt your
dr iving style accordingly.
00BBUse M+S tire at outside temp eratures
of less than 10 °C (50 °F).
374
Wheels and tires

0075NO
TEPremature wear caused byunlea‐
ded regular gasoline
Unleaded regular gasoline can cause the
engine towe ar more quickly and impair lon‐
ge vity and per form ance.
If unleaded premium grade gasoline is
una vailable and you ha vetorefuel using
unleaded regular gasoline:
00BBOnly fill th e fuel tank tohalf full with
unleaded regular gasoline and refill as
soon as possible with unleaded pre‐
mium grade gasoline.
00BBDo not drive at the maximum speed.
00BBAv oid sudden acceleration and engine
speeds over 3,000 rpm.
Fu rther information on fuel can be found:
Rat a gasst ation
Rat a qualified specialist workshop
RUSA onl y:at http://www.mbusa.com Information on additives in
gasoline
Obser vethe no tes on operating fluids
(
→page 387).
0075 NO
TEDama gecaused bynon-app rove d
additives
Even small amounts of the wrong additive
may lead tomalfunctions occur ring.
00BBOnly add cleaning additives recommen‐
ded byMercedes-Benz tothe fuel.
Mercedes-Benz recommends that you use
br and-name fuels with additives.
The fuel grade available in some countries may
not be suf ficient. Residue could build up in the
fuel injection sy stem as a result. In this case, in
consultation with an authorized Mercedes-Benz
Center, the fuel may be mixed with the cleaning
additive recommended byMercedes-Benz. Be
sure toobser vethe no tes and mixing ratios
speci fied on the conta iner. Ta
nk capacity and fuel reser ve
Capacity
Model Total capacity
Al lmodels 17.4 gal (66.0 l)
Model Of whichreser ve
All model s1 .8gal(7.0 l)
Engine oi l
Notes on engine oil
Obser vethe no tes on operating fluids
(
→page 387).
Te ch nical da ta389

Displaymessages
Possible causes/consequences and 0050Solutions
If th e electric parking brake should not be applied, e.g. when washing theve hicle in an automatic car wash or when
having theve hicle towe d, lea vethe ignition switched on. Do not do this when having theve hicle towe d with the
re ar axle raised.
If th e electric parking brake is not applied automatically:
00BBSwitch off the ignition and turn it back on.
00BBRe lease and then apply the electric parking brake manuall y.
If it is still not possible toapply the electric parking brake:
00BBVisit a qualified specialist workshop.
00BBWhere necessar y,also safeguard the par kedve hicle against rolling away.
To release:
00BBIfth e conditions for au tomatic release are fulfilled and the electric parking brake is not released automaticall y,
re lease the electric parking brake manuall y.
If it is still not possible torelease the electric parking brake:
00BBDo not continue driving under any circums tances. Consult a qualified specialist workshop.
404
Display messages and warning/indicator lamps

Displaymessages
Possible causes/consequences and 0050Solutions
00AF
.H\ 1RW 'HWHFWHG(white
display message) *T
he SmartK eyis cur rently und etected.
00BBChange the location of the SmartK eyintheve hicle.
00BBIfth e SmartK eyisstill not recognized, start the engine with the SmartK eyinthestow age compartment.
00AF
.H\ 1RW 'HWHFWHG (red dis‐
play message) *T
he SmartK eycannot be de tected and may no longer be in theve hicle.
The SmartK eyis no longer in theve hicle and youswit choff the engine:Ryo u can no longe rst art the engine.
Ryo u cannot centrally lock theve hicle.
00BBEnsure that the SmartK eyis in theve hicle.
If th e SmartK eydetection function has a malfunction due toast ro ng radio signal source:
00BBPull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
00BBPlace the SmartK eyinthestow age compartment forst arting the engine with the SmartK ey.
00AF
'RQ
W )RUJHW <RXU .H\ *A
warning tone also sounds. This message reminds youto take your SmartK eywith you when you lea vetheve hicle.
Display messages and warning/indicator lamps 431

Displaymessages
Possible causes/consequences and 0050Solutions
00AF
3ODFH WKH .H\ LQ WKH
0DUNHG 6SDFH 6HH 2SHUD
WRU
V 0DQXDO*T
he SmartK eydetection function is malfunctioning.
00BBChange the location of the SmartK eyintheve hicle.
00BBStart theve hicle with the SmartK eyinthestow age compartment.
Vehicle
Display messages
Possible causes/consequences and 0050Solutions
$SSO\ %UDNH WR 6KLIW IURP

3
*
Yo u ha veattem ptedto shift the transmission out of position 005Dand into ano ther transmission position.
00BBDepress the brake pedal.
7R 'HVHOHFW 3 RU 1
'HSUHVV %UDNH DQG 6WDUW
(QJLQH *
Yo u ha veattem ptedto shift the transmission out of position 005Dor005C into ano ther transmission position.
00BBDepress the brake pedal.
00BBSt art the engine.
'ULYHU
V 'RRU 2SHQ
7UDQVPLVVLRQ 1RW LQ 3 5LVN
RI 9HKLFOH 5ROOLQJ $ZD\ *
The driver's door is not fully closed and the transmission is in position 005E,005Cor005B.
00BBShift the transmission toposition 005Dwhen you park theve hicle.
432
Display messages and warning/indicator lamps

DIRECT SELECT lever............................... 139
Engaging drive position ........................ 141
Engaging pa rkposition automatically .. 140
Engaging reve rsege ar ........................ .140
Fu nction .............................................. 139
Selecting pa rkposition ........................ 140
Shifting toneutral ................................ 140
Displa y
Car e.................................................... 32 9
Displa y(multimedi asy stem)
No tes .................................................. 223
Settings ............................................... 231
Display (on-board computer) Displa ysinthe multifunction display ... 202
Display content (Additional value range) ....................... 202
Display message ..................................... 395
Calling up (on-board compu ter) ........... 395
No tes .................................................. 395
Display messages 00AC ................................................... 424
0051 ................................................... 438
0083 ................................................... 437 0084
................................................... 438
00B2 ....................................................4 20
Ac tive Blind Spot Assi stCur rently
Un available See Operator's Manual .....4 17
Ac tive Blind Spot Assi stInoperative .....41
7
Ac ti

ve Blind Spot Asst. Not Available
When Towing a Trailer See Opera‐
to r's Manual ......................................... 417
Ac tive Brake Assi stFunctions Cur‐
re ntly Limited See Ope rator's Man‐
ual ....................................................... 408
Ac tive Brake Assi stFunctions Limi‐
te d See Operator's Manual .................. 408
Ac tive Dis tance Assist Currently
Un available See Operator's Manual .....4 19
Ac tive Dis tance Assist Inoperative .......419
Ac tive Dis tance Assist NowAvailable ...4 19
0049Ac tive Headlamps Inoperati ve..... 441
Ac tive Hood Malfunction See Opera‐
to r's Manual ........................................ 437 Ac
tive Lane Keeping Assist Camera
Vi ew Restricted See Ope rator's Man‐
ual ........................................................ 416
Ac tive Lane Keeping Assist Cur rently
Un available See Operator's Manual .....4 15
Ac tive Lane Keeping Assist Inopera‐
tive ...................................................... .415
Ac tive Parking Assist and
PA RKTRONI CInoperati veSee Opera ‐
to r's Manual .........................................4 18
èAc tiveSteering Assist Cur rently
Un available See Operator's Manual .....4 19
èAc tiveSteering Assist Inopera‐
tive ...................................................... 420
Ad aptive Hig
hbeam A
ssist Camera
Vi ew Restricted See Ope rator's Man‐
ual ....................................................... 443
Ad aptive Highbeam Assist Cur rently
Un available See Operator's Manual ....443
Index 469

Switching on ........................................177
Sy stem limitations .............................. .175
Pa rking assistance sy stems
see Active Parking Assist
Pa rking brake
see Electric parking brake
Pa rking lights .......................................... .111
Pa rking position
Outside mir rors ................................... 122
St oring the position of the passenger
outside mir ror using reve rsege ar ........ 122
PA SSENGER AIR BAGstatus display
see Automatic front passenger front
air bag shutoff
Pa yload
Calculation example ............................ 362
De term ining the maximum .................. 361
Pe destrian pr otection
see Active hood (pedestrian pr otection)
Pe rfume
see Fragrance sy stem
Pe rfume atomizer
Setting .................................................1 27Pe
rfume vial
see Fragrance sy stem
Pe riod out of use
Ac tivating/deactivating standby
mode .................................................. .153
Pe rm itted towing me thods .................... .343
Pe rsonalization
see User profile
Pe ts in the vehicle .....................................5 6
Phone book see Contacts
Picture form ats
see Video mode
Picture settings see Video mode
PIN pr otection
Ac tivating/deactivating .......................2 38
PIN pr otection for data export ............... 238
Pla st
ic t
rim (Care) .................................. .329
Playback options Selecting ............................................. 296 POI symbols
Custom ................................................ 265
Po we r supp ly
Switching on (S tart/S top button) ........ 131
Po we rwa sher (care) ...............................3 22
PRE-SAFE
®(anticipatory occupant
pr otection) ................................................ .46
Fu nction ................................................ 46
PRE-SAFE
®Sound ................................. 46
Re versing the measures ........................ 46
PRE-SAFE
®PLUS (anticipa tory occu‐
pant pr otection plus) ................................ 47
Fu nction ................................................ 47
Re versing the measures ........................ 46
Pr ev entative occupant pr otection sys‐
te m
see PRE-SAFE
®(anticipatory occu‐
pant pr otection)
Pr ev ious destinations
Selecting ............................................ .248
Prog rams
see DYNA MIC SELECT
Index 483

Start/S top button
St arting theve hicle ............................. 132
Switching off theve hicle ..................... 145
Switching on the po wer supply or
ignition ................................................. 131
St art/s top function
see ECO start/ stop function
St arting the engine
see Vehicle
St arting-o ffaid
see Hill start assist
St ation
Deleting ............................................... 306
Direct frequency entry ........................ 306
Moving ................................................ 306
Sear ching ............................................ 306
Setting ................................................ .306
St oring ................................................ 306
St ation presets
Editing ................................................. 306
ST EER CONT ROL
Fu nction/no tes ................................... 155 Ste
ering wheel ........................................ 200
Ad justing (electrically) ...........................9 6
Ad justing (manually) .............................. 95
Buttons ................................................ 200
St eering wheel heater ........................... .97
Using the memory function .................. .98
Ste ering wheel heater
Swit ching on/off .................................. .97
Ste ering wheel paddle shif ters .............. 141
St ow age areas
see Laden
see Stow
age c
ompartment
St ow age co mpartment ........................... 100
Armrest ............................................... 100
Cente r console ....................................1 00
Door .................................................... 100
Eyeglasses compa rtment .....................1 01
Glo vebox .............................................1 00
St ow age co mpartments
see Laden
see Stow age compartment
St ow age space under the trunk floor ....104
Sulfur content ......................................... 388 Sun visor
Operating ............................................ 123
Sur round View
see 360° Camera
Suspension Adjusting thech assis le vel (AIR
BO DY CONTROL) .................................1 73
Suspension see AIR BODY CONTROL
Switch-off delay time Exterior ................................................ 115
Interior ................................................. 116
Switching the sur round sound on/off
Burmes ter
®sur round sound sy stem ... .313
Synchronization function Activating/deactivating (control
panel) .................................................. 126
Ac tivating/deactivating (multimedia
sy stem) ................................................ 126
Sy stem self-te st
Au tomatic front passenger front air
bag shutoff ............................................ 43
488 Index