brake MERCEDES-BENZ E-CLASS CABRIOLET 2017 Workshop Manual

ve
hicle in front, forve hicle speed, for braking in
good time and forst ay ing in lane.
Ve hicles with Lane Tracking pac kage:If the
lane markings are solid lines and you do not
re act tothewa rning, a lane-cor recting brake
application can bring theve hicle back into the
original lane.
Ve hicles with Driving Assistance pac kageor
Driving Assistance Plus pa ckage: Ifyo u do not
re act tothewa rning, a lane-cor recting brake
application can bring theve hicle back into the
original lane. In the case of a broken lane mark‐
ing being de tected, a brake application will only
be made if a vehicle has been de tected in the
adjacent lane. Oncoming vehicles, overtaking
ve hicles and vehicles in adjacent lanes can be
de tected.
The brake application is available in the speed
ra nge between 60 km/h and 200 km/h. If a lane-co
rrecting brake application occurs, dis‐
play 1appears in the multifunction displa y.
Sy stem limitations
No lane-cor recting brake application occu rsin
th efo llowing situations:
R You clear lyand actively steer, brake or accel‐
erate.
R You ha veswitched on the turn signal indica‐
to r.
R A driving sa fety sy stem inter venes, su chas
ESP ®
,Ac tive Brake Assi stor Active Blind
Spot Assi st. R
You ha veadop ted a sporty driving style with
high cornering speeds or high rates of accel‐
eration.
R ESP ®
is deactivated.
R When driving with a trailer, the electrical con‐
nection tothe trailer has been cor rectly
es tablished.
R If a loss of tyre pressure or a defective tyre
has been de tected and displ ayed.
The sy stem may be impaired or may not function
in thefo llowing situations:
R There is poor visibilit y,e.g. due toinsuf ficient
illumination of thero ad, high lyvariable shade
conditions, or due torain, sno w,fog or heavy
spr ay.
R There is glare, e.g. from the sun, reflections
or oncoming traf fic.
R The reis dirt on the windscreen in the vicinity
of the multifunction camera or the camera is
mis ted up, damaged or obscured.
R Noor se veral, unclear lane markings are
present for one lane, e.g. in a construction
area. 216
Driving and pa rking

R
The lane markings are worn, dark or co vered.
R The dis tance totheve hicle in front is too
small and the lane markings thus cannot be
de tected.
R The lane markings change quickl y,e.g. lanes
branch off, cross one ano ther or mer ge.
R The car riag ewa y is very nar row and winding.
Ve hicles with Driving Assistance pac kage or
Driving Assistance Plus pa ckage: Active Lane
Ke eping Assist uses radar sensors tomonitor
se veral areas around theve hicle. If thera dar
sensors in there ar bumper are dirty or co vered
with sn ow,th e sy stem may be impaired or may
not function. If an obs tacle in the lane in which
yo u are driving has been de tected, no lane-cor‐
re cting brake application occu rs.
Ac tivating Active Lane Keeping Assist &
WARNING Risk of accident despi te
Ac tive Lane Keeping Assist warning
A lane-cor recting brake application cannot
al wa ys bring theve hicle back into the origi‐
nal lane. #
Alw aysst eer, brake or accelera teyour‐
self, especially if Active Lane Keeping
Assist warnsyo u or makes a lane-cor‐
re cting brake application. &
WARNING Risk of accident despi teinter‐
ve ntion of Active Lane Keeping Assist
Ac tive Lane Keeping Assist does not de tect
traf fic conditions or road users. In very rare
cases, the sy stem may make an inappropri‐
ate brake application, e.g. af ter intentional ly
driving over a solid lane marking.
The brake application can be inter rupte d at
any time if yousteer slightly in the opposite
direction. #
Alw ays make sure that there is suf fi‐
cient di stance tothe side forot her traf‐
fi c or obs tacles. &
WARNING Risk of accident despi teLane
Ke eping Assist
Lane Keeping Assist cann otalw ays clearly
de tect lane markings. In su
chcases, Lane Keeping Assist can:
R give an unnecessary warning
R not give a warning #
Alw ays pay particular attention tothe
traf fic situation and keep within the
lane, especially if Active Lane Keeping
Assist alerts you. Re
quirement:
The driving speed is at least 60 km/h. Driving and parking
217

#
Press button 2.
If indicator lamp 1lights up, Lane Keeping
Assist is activated. When lane markings are
de tected, the lines in the assis tance graphic
are shown in white.
Sensitivity of Active Lane Keeping Assist
Wi th th est andard or adaptive setting, you can
influence when thewa rning vibration of Lane
Ke eping Assist take s place. In bo
th thest andard and adaptive settings, no
wa rning vibration occurs in thefo llowing situa‐
tions:
R You ha veswitched on the turn signal indica‐
to r.
R A driving sa fety sy stem inter venes, su chas
ABS, BAS or ESP ®
.
In the adaptive setting, there will also be no
wa rning vibration in thefo llowing situations:
R The vehicle is accelerated or braked consid‐
erably.
R Yousteer actively, e.g. swer vetoavo id an
obs tacle or change lane quickl y.
R You cut the corner on a sharp bend.
Setting the sensitivity of Active Lane Keep‐
ing Assist
Multimedia sy stem:
, Vehicle .
k Assistance .
Act.
Lane Keep. Assist
Selection options #
Select Adaptive orStandard. Tr
ailer hitch Tr
ailer operation no tes Tr
ailer operation is not possible on thefo llowing
models:
R AMG Line vehicles
Obser vethefo llowing no tes on theto ngue
we ight:
R use a tongue weight as close as possible to
th e maximum tongue weight
R do not use a tongue weight that exceeds or
fa lls below the permissible tongue weight
Do not exceed thefo llowing values:
R permissible towing capacity
R the permissible rear axle load of theto wing
ve hicle
R the permissible gross mass of theto wing
ve hicle
R the permissible gross mass of the trailer
R the maximum permissible speed of the trailer 218
Driving and pa rking

%
Accessories can be connected tothe perma‐
nent po wer supp lyup to180W, and the
po we r supp lythat is swit ched on via the igni‐
tion loc k.
Un coupling a trailer &
WARNING Risk of being crushed and
becoming trapped when uncoupling a
trailer
When uncoupling a trailer wi than engaged
ine rtia-activated brake, your hand may
become trapped between theve hicle and the
trailer dr awbar. #
Do not uncouple trailers with an
engaged overrun brake. &
WARNING Risk of becoming trapped
when disconnecting the trailer cable
Ve hicles with le vel control sy stem: the
ve hicle lo werswhen the trailer cable is dis‐
connected. This could
result in you or other people
becoming trapped if your or their limbs are
between theve hicle body and the tyres or
underneath theve hicle. #
Make sure nobody is underneath the
ve hicle or in the immediate vicinity of
th e wheel ar ches when you disconnect
th e trailer cable. *
NO
TEDama getothere ar bumper from
ins talling adap ter cables or adapte r plugs The
following parts could be damaged when
re tracting the ball neck:
R bumper
R adap ter cable
R adapte r plug #
Alw aysre mo vethe adap ter cable or
adapte r plug before retracting the ball
nec k. #
Safeguard the trailer against rolling away. #
Disconnect the electrical connection
between theve hicle and the trailer. #
Uncouple the trailer. #
Place the co ver on the ball head. Bicycle
rack &
WARNING Risk of an accident when
using the bicycle rack incor rectly
The bicycle rack may become de tach ed from
th eve hicle in thefo llowing cases:
R the permissible load capacity of the
trailer hitch is exceeded.
R the bicycle rack is used incor rectl y.
R the bicycle rack is secured tothe ball
neck beneath the ball head.
Obser vethefo llowing foryo ur ow n sa fety
and that of other road users:
R always adhere tothe permissible load
capacity of the trailer hitch. 222
Driving and parking

St
atus displa ysinthe Assis tance graphic:
R é: ATTENTION ASSIST deactivated
R æ: Active Brake Assi stdeactivated
R Light lane markings: Active Lane Keeping
Assist activated
R Green lane markings: Active Lane Keeping
Assist active R
Grey radar waves next tovehicle: Blind Spot
Assist activated
R Green radar waves next tovehicle: Blind Spot
Assist active
R Display of Dis tance Pilot DISTRONIC
(→ page 180) Calling up
displays in theTr ip menu On-board computer:
, Trip
% Ve
hicles with an instrument display in
th e widescreen cockpit: whenyou ha ve
th e design set toProgressive ,yo u can view
information on the journey in the left-hand
area of the instrument displa y. #
Toselect a displa y:swipe upwards or down‐
wa rds on the left-hand side of Touch Control.
Displa ysintheTrip menu:
R standard display
R range and cur rent fuel consu mption When
gliding mode is active (→ page152),
Gliding mode is displayed ins tead of the cur‐
re nt fuel consu mption.
A recuperation displ ayis also available for
cer tain engines. If there is only a small
amount of fuel left in the fuel tank, the dis‐
play sho wsave hicle being refuelled ins tead
of thera nge.
R ECO displ ay (→page 147)
R trip computer From startandFrom reset
R Digital speedome ter
% Ve
hicles with an Instrument Display in
th eWi descreen Co ckpit: The digital speed‐
ome ter only appears in theClassic andSport
designs. 230
Instrument Display and on-board computer

#
Make sure that no windsc reen washer
concentrate spills out next tothefiller
opening. #
Remo vecap 1bytheta b. #
Top up thewa sher fluid. Cleaning and care
Information on
washing theve hicle in a car
wa sh &
WARNING Risk of an accident due to
re duced braking po wer af terwa shing the
ve hicle
Braking ef ficiency is reduced af terwa shing
th eve hicle. #
Afterth eve hicle has been washed,
brake carefully while paying attention to
th e traf fic conditions until braking
po we r has been fully restored. To
avo id damage to yourvehicle when using a
car wash, ensure thefo llowing beforehand:
R Toavo id possible water ingress in theve hi‐
cle, it is preferable touse car washes which
allow the high-pressure pre-wash tobe deac‐
tivated (specification forth e Cabrio pro‐
gramme).
R It is imperative toavo id a subsequent hot-
wa x treatment. R
Remo vetheke y in order toensure that the
draught stop on the front windscreen
re tracts.
R Distance Pilot DISTRONIC and the HOLD
function are switched off.
R The 360° Camera or there ve rsing camera is
switched off.
R The side windo wsand soft top are closed
comple tely.
R The blo werfo rth eve ntilation/heating is
switched off.
R The windsc reen wiper switch is in position
g.
R In car washes with a towing mechanism: neu‐
tral iis engaged.
R The key is at a dis tance of at least 3 m away
from theve hicle, otherwise the boot lid could
open unintentionall y.
% If, af terth e car wash, youre mo vethewax
from the windscreen and wiper rubber, this
will pr event smearing and reduce wiper
noise. Maintenance and care
353

Note
s on paint work/matt finish paint workcare Obser
vethefo llowing information: Information on cleaning and car
eAvoiding damage tothe paintwork
Pa int R
Insect remains: soak with insect remo ver and rinse off the
trea ted areas af terw ards.
R Bird droppings: soak with water and rinse off af terw ards.
R Coolant, brake fluid, tree resins, oils, fuel and greases:
ge ntly rub with a clo thsoaked in petroleum ether or
lighter fluid.
R Tarst ains: use tarre mo ver.
R Wax: use silicone remo ver. R
Do not apply sticke rs,fi lms etc.
R Remo vedirt immediately, where possible.
Matt finish R
The vehicle should preferably be washed byhand using a
soft sponge, car shampoo and plenty of water.
R Only use care products recommended byMercedes-Benz. R
Do not polish theve hicle and light-alloy wheels.
R Do not ha veyour vehicle cleaned at an automatic car
wa sh too frequently and do not use wash programs which
fi nish wi tha hot waxve hicle treatment.
R Do not use paint cleaner, buf fing or polishing products
su ch as a gloss preser ver,e.g. wax.
R Alw ays ha vepaintwork repairs car ried out at a qualified
specialist workshop. Maintenance and care
355

Note
s on cleaning and care of the soft top Obser
vethefo llowing information: Information on cleaning and car
eAvoiding soft- top damage
Light soiling R
Clean the soft top when dr y.
R Rinse with clean water. R
Never use petrol, thinners, tarre mo ver or stain remo ver
or other or ganic sol vents.
R Remo vebird droppings immediatel y,as they are cor rosive
and can therefore cause the soft-to pfabric toleak.
R Never use a high-p ressure cleaner.
R Do not use sharp-edged equipment toremo veice and
sno w.
Norm
alto heavy
soiling R
Clean the soft top with a brush and clean water.
R Clean stains and other dirt with a brush and soft-top
cleaning agents recommended and appr ovedby
Mercedes-Benz.
R Alw ays brush from front toback in the direction of the
fa bric. Fr
equent cleaning reduces the soft top's resist‐
ance todirt. Torestore the ef fect, clean the soft
to p with the care products and cleaning agents
re commended and appr ovedby Mercedes-Benz.
Incor rect cleaning and care, as well as ageing,
can cause the soft-to p seams toleak. Ha vethe
soft-top seams sealed at a qualified specialist
wo rkshop, e.g. at your Mercedes-Benz Service
Centre. %
Place a suitable co verove rth e soft top if you
plan tolea vetheve hicle outside for a long
period of time. Cleaning AIRC
AP Cleaning
the wind deflector
Re quirements:
R The soft top is closed. R
Apply the electric parking brake manually.
R The ignition is switched on.
R Never use a high-p ressure cleaner toclean
th e net of the wind deflector. 356
Maintenance and care

#
Pull switch 1.
The wind deflector between the windscreen
and the soft topex tends. #
Light soiling: clean wind deflector net 1
with a soft brush or a moist clo th. #
Heavier soiling: clean wind deflector net 1
with care products and cleaning agents rec‐
ommended and appr ovedby Mercedes-Benz. #
Subsequentl y,rinse off wi thclean water.
Cleaning the draught stop
Re quirements:
R The soft top is open.
R Apply the electric parking brake manually.
R The ignition is switched on. #
Pull switch 1.
The draught stop raises. Maintenance and care
357

Obser
vethefo llowing information: Information on cleaning and car
eAvoiding vehicle damage
Wheels/rims Usewate r and acid-free wheel cleaners. R
Do not use acidic wheel cleaners toremo vebrake dust.
This could damage wheel bolts and brake components.
R Toavoid cor rosion of the brake discs and brake linings,
drive theve hicle for a few minutes af ter cleaning before
parking it. The brake discs and brake linings warm up and
dry out.
Wi ndo ws
Cleanthe windo wsonthe inside and outside using a damp
clo thand cleaning products recommended byMercedes-
Benz. Do not use dry clo
ths, abrasive products or cleaning agents
containing sol vents toclean the inside of the windo ws.
Wi per blades
Fold out the wiper blades and clean them using a damp clo th.D o not clean the wiper blades too of ten.
Ex terior lighting
Cleanthe lenses with a wet sponge and mild de terg ent, e.g.
car shampoo. Only use cleaning agents or cleaning clo
thsth at are suitable
fo r plast ic lenses.
Sensors Cleanthe sensors in the front and rear bumpers and in the
ra diator grille with a soft clo thand car shampoo. When using a high-pressure
water jet, maintain a minimum
dis tance of 30 cm.
Re versing camera
and 360° Camera R
Open the camera co ver with the multimedia sy stem
(→ page 203).
R Use clear water and a soft clo thtoclean the camera lens. Do not use a high-pressure
water jet. Maintenance and care
359