brakes MERCEDES-BENZ E-CLASS CABRIOLET 2018 User Guide

On-board computer:
Service Tyres #
Swipe down wards on Touch Control on the
left-hand side of thesteering wheel.
The Run Flat Indicator activeRestart: press
Touch Control message is shown in the mul‐
tifunction displa y.
Re start the tyre pressure loss warning sy stem in
th efo llowing situations:
R The tyre pressure has changed.
R The wheels or tyres ha vebeen changed or
newly fitted. #
Tobegin restart, press Touch Control on the
left-hand side of thesteering wheel.
The Tyre pressure now OK? message is
shown in the multifunction displa y.#
Select Yes. #
Toconfirm restart, press Touch Control on
th e left-hand side of thesteering wheel.
The Run Flat Indicator restarted message is
shown in the multifunction displa y. Af
teryo u ha vedriven for a few minutes, the
tyre pressu reloss warning sy stem monitors
th e set tyre pressures of all the tyres.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (→ page 436) Wheel
change Note
s on selecting, fitting and replacing
tyres Mercedes
-AMG vehicles: observeth e no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers.
Yo u can ask for information rega rding permit ted
wheel/tyre combinations at a Mercedes-Benz
Service Cent re. &
WARNING Risk of accident due toincor‐
re ct dimensions of wheels and tyres
If wheels and tyres of the wrong size are
used, the wheel brakes or wheel suspension
components may become damaged. #
Alw aysre place wheels and tyres with
th ose that fulfil the specifications of the
original part.
When replacing wheels, make sure tofit the
cor rect:
R Designation
R Type
When replacing tyres, make sure tofit the
cor rect:
R Designation
R Manufactu rer
R Type &
WARNING Risk of inju rythro ugh exceed‐
ing the specified tyre load-bearing capa‐
city or the permissible speed rating
Exceeding the specified tyre load-bearing
capacity or the permissible speed rating may
lead totyre dama geand tothe tyres bur st‐
ing. Wheels and tyres
443

R
Obser vethe maximum permissible speed for
th e M+S tyres fitted.
If th is is below theve hicle's maximum speed,
th is must be indicated byan appropriate
label in the driver's field of vision.
R Run in new tyres at moderate speeds forthe
fi rs t10 0 km.
R Replace the tyres af ter six years at the latest,
re ga rdless of wear.
R When replacing with tyres that do not
fe ature run-flat characteristics: vehicles
with MOExtended tyres are not equipped
with a TIREFIT kit at thefa ctor y.Equip the
ve hicle with a TIREFIT kit af terre placing with
tyres that do not feature run-flat characteris‐
tics, e.g. winter tyres.
Fo r more information on wheels and tyres, con‐
ta ct a qualified specialist workshop.
Be sure toalso obse rveth efo llowing fur ther
re lated subjects:
R Notes on tyre pressure (→ page 436)
R Tyre pressure table (→ page 437) R
Notes on the emer gency spa rewheel
(→ page 453) Note
s on inter changing wheels &
WARNING Risk of inju rythro ugh dif fer‐
ent wheel sizes
Inter changing the front and rear wheels if the
wheels or tyres ha vediffere nt dimensions
may se verely impair the driving characteris‐
tics.
The disk brakes or wheel suspension compo‐
nents may also be damaged. #
Rotate front and rear wheels on lyifthe
wheels and tyres are of the same
dimensions. Inter
changing the front and rear wheels if the
wheels or tyres ha vediffere nt dimensions can
re nder thege neral operating pe rmit in valid. The
wear pat tern s on the front and rear wheels
dif fer:
R Front wheels wear more on the shoulder of
th e tyre
R Rear wheels wear more in the cent reofthe
tyre
On vehicles with the same front and rear wheel
size, you can inter change the wheels every
5,000 to10,000 km, depending on thewe ar.
Ensure the direction of rotation is maintained for
th e wheels.
It is imperative toobser vethe instructions and
saf ety no tes on "Changing a wheel" when doing
so Preparing theve hicle for a wheel
ch ange( →page 447). Note
s onstoring wheels When
storing wheels, obser vethefo llowing
no tes:
R Afterre moving wheels, store them in a cool,
dry and preferably dark place.
R Protect the tyres from conta ct withoil,
grease or fuel. 446
Wheels and tyres

MB-F
reigabe or MB-Appr oval Diesel engine
sMB-Freigabe or MB-
Appr oval
All models 228.51,229.3 1,
229.5 1,229.52,
229.6 1,229.71
E 350 d
E 400 d 4MATIC 229.52, 229.61If
th e engine oils lis ted in theta ble are not avail‐
able, you may add a maximum of 1.0 litr e ofthe
fo llowing engine oils once only:
R petrol engines:
- E 350: MB- Freigabe orMB-Appr oval
229. 31orAC EA C3
- E 450 4MATIC: MB-F reigabe or MB-
Appr oval 229.3 or ACEA A3/B4
- allother models: MB-F reigabe or MB-
Appr oval 229.3, 229. 51, 229.52 or
AC EA A3/B4
R diesel engines: -
E 400 d 4MATIC: MB-F reigabe or MB-
Appr oval 229. 51orAC EA C3
- allother models: ACEA C3
The following values referto an oil change,
including the oil filter.
Re placement amount Mode
lR eplacement
amount
E 200
E 300 7.
0 litres
E 220 d
E 220 d 4MATIC 6.0 litres
E 300 d6 .8 litres
E 350 6.6 litres
E 350 d9 .0 litres
E 400 d 4MATIC 8.0 litres
All other models 6.5 litres Note
s on brake fluid Obser
vethe no tes on operating fluids
(→ page 459). &
WARNING Risk of an accident due to
va pour poc kets form ing in the brake sys‐
tem
The brake fluid cons tantly absorbs moi sture
from the air. This lo wersthe boiling point of
th e brake fluid. If the boiling point is too lo w,
va pour poc kets may form inthe brake sys‐
te m when the brakes are applied hard.
This impairs the braking ef fect. #
Have the brake fluid rene we d at the
specified inter vals. Ha
ve the brake fluid regularly replaced at a
qu alified specialist workshop.
Only use brake fluid appr ovedby Mercedes-Benz
according toMB-F reigabe or MB-Appr oval 33 1.0. 466
Tech nical da ta

Display messages
Possible causes/consequences and M
MSolutions
Open/close top completely
K
Top lowering *T
he soft top is not fully opened or closed. The hydraulics are depressuring. #
Fully open or close the soft top.
K Convertible Top Operation
possible to 60 km/h *I
fyo u drive at speeds of more than 60 km/h you cannot open or close the soft top. #
Do not drive at speeds greater than 60 km/h. #
Fully open or close the soft top.
K While stationary, apply the
brakes before operating
the soft top. *T
hevehicle is stationary and you try toopen or close the soft top. #
Depress the brake pedal. #
Push or pull the soft top switch again until the soft top is fully open or closed.
J Close boot separator *T
he boot separator is open. #
Close the boot separator. 522
Display messages and warning/indicator lamps

Wa
rning and indicator lamps Overview of
warning and indicator lamps Some sy
stems will per form a self-test when the
ignition is switched on. Some warning and indi‐
cator lamps may brief lylight up or flash. This
behaviour is non-critical. These warning and indi‐
cator lamps indicate a malfunction only if they
light up or flash af terth e engine has been star‐
te d or during a journe y.
Instrument display (standard) Instrument display in
the widescreen cockpit Prog
ressive setting Ve
hicles with a widescreen cock pit:Ifyou
select the progressive display setting, the posi‐ tions of
the indicator lamps on the instrument
display will change.
Wa rning and indicator lamps:
L Low beam (→
page127)
T St
anding lights (→ page127)
K High beam (→
page129)
#! Tu
rn signal indicators (→ page129)
R Re
ar fog light (→ page127)
6 Re
stra int sy stem (→ page 527)
ü Seat belt not
fastened (→ page 532)
J Brakes (yellow) (→
page 527)
J Brakes (red) (→
page 527)
! Elect
ric pa rking brake (yellow)
(→ page 527)
! Electric parking brake (red)
(→
page 527)
! ABS malfunction (→
page 527)
÷ ESP®
(→ page 527)
å ESP®
OFF (→ page 527)
L Distance warning (→ page 533) 526
Display messages and warning/indicator lamps

Overview ..............................................3
74
Sea rching for a track ........................... 376
Sea rching for and auth orisingthe
device .................................................. 375
Selecting a media pl ayer ...................... 376
Switching device via NFC ..................... 376
Boot lid Activating/deactivating theta ilgate
opening limiter ...................................... 84
Closing .................................................. 82
HANDS-FREE ACCESS .......................... .82
Locking separa tely ................................ 83
Opening ................................................. 81
Opening dimensions ............................4 68
Boot separator Closing ................................................. .91
Opening .................................................91
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid
No tes .................................................. 466
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 19 2Brakes
ABS (Anti-lock Braking Sy stem) ........... 187
Ac tive Brake Assi st.............................. 19 3
Ad aptive brake lights .......................... .198
BA S (Brake Assi stSystem) .................. 188
Driving tips ........................................... 161
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 2
HOLD function .................................... .214
Limited braking ef fect (salt-trea ted
ro ads) .................................................. .161
New/replaced brakepads/brake
discs .................................................... 16 0
Ru nning-in no tes ..................................1 60
Braking assi stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 16
To w- starting ........................................ .431
To wing away ........................................ 427
Tr ansporting theve hicle ......................4 29
Wheel change ...................................... 447
Breakdown see Flat tyre Breakdown assistance call
see Mercedes me connect
Burmes ter®
sur round sound sy stem .....3 89
Ad justing the balance/fader ............... 390
Ad justing the sound focus ................... 390
Ad justing treble, mid-range and bass
settings ............................................... 390
Au tomatic volume adjustment ............ .390
Calling up the sound menu .................. 389
Information .......................................... 389
Switching the sur round sound on/off
............................................................ .390
Buttons Steering wheel .................................... 253 C
Call list Making a call ....................................... 342
Overview ............................................. 342
Calling up the sound menu
Burmes ter®
sur round sound sy stem ... 389
Calls ..........................................................3 38
Ac cepting ............................................ 338
Ac tivating functions du ring a call ........ 339 Index
545

!Tu
rnon the ignition torelease
th e parking brake ................................ 473
h Tyre press. monitor cur rently
una vailable .......................................... .511
h Tyre press. monitor inoperative
No wheel sensors ................................ .511
h Tyre press. monitor inoperative ....511
Ty re pressure Check tyres ...................508
Ty re(s) ove rheated ...............................5 12
É Vehicle rising Please wait............ 488
ÉVe hiclerising ...............................4 90
hWa rning tyre defect .....................509
hWheel sensor(s) missing ..............511
K While stationar y,apply the
brakes before operating the soft top.
.............................................................5 22
Wi thout changing gear, consult work‐
shop ....................................................5 07
Display on the windscreen
see Head-up display Distance control
see Active Dis tance Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door lock ...............................76
Locking (emergency key) ...................... .80
Opening (from the inside) ......................76
Un locking (emer gency key) .................. .80
Un locking (from the inside) .................... 76
Door cont rol panel .................................... .14
Draught stop
Care .................................................... 406
Dr aw bar
see Tow- bar sy stem
Drive Away Assist .................................... 234
Drive position Engaging .............................................. 17 0
Drive prog ram display ............................. 16 8
Drive prog rams
see DYNA MIC SELECT Driver's seat
see Seat
Driving abroad Symmetrical dipped beam ...................1 27
Driving lights see Automatic driving lights
Driving saf ety sy stem ............................ .186
ABS (Anti-lock Braking Sy stem) ........... 187
Ac tive Brake Assi st.............................. 19 3
Ad aptive brake lights .......................... .198
BA S (Brake Assi stSystem) .................. 188
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 2
ESP ®
Crosswind Assi st........................ 19 2
ESP ®
trailer stabilisation .................... .192
Overview .............................................. 187
Ra dar sensors ...................................... 187
Re sponsibility ...................................... 186
ST EER CONTROL ................................. 19 3
Driving sy stem
DY NA MIC BODY CONTROL .................. 215
Driving sy stem
see 360° Camera
see Active Blind Spot Assi st554
Index