2018 MERCEDES-BENZ E-CLASS CABRIOLET parking brake

Observethefo llowing information:
Note s on cleaning and car eA voiding vehicle damage
Wheels/rims Usewate r and acid-free wheel cleaners.
RDo not use acidic wheel cleaners toremo vebrake dust.
This could damage wheel bolts and brake components.
RTo avoid cor rosion of the brake discs and brake pads,
drive theve hicle for a few minutes af ter cleaning before
parking it. The brake discs and brake pads warm up and
dry out.
Wi ndo ws
Cleanthe windo wsonthe inside and outside using a damp
clo thand cleaning agents recommended byMercedes-Benz. Do not use dry clo
ths or abrasive or sol vent-based cleaning
agents toclean the inside of 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 windo wswith a wet sponge and mild cleaning
agent, e.g. car sha mpoo. Only use cleaning agents or cleaning clo
thsth at are suitable
fo r plast ic covers.
Sensors Cleanthe sensors in the front and rear bumper and in the
ra diator grille with a soft clo thand car shampoo. When using a high-pressure cleaner, mainta
in a minimum dis‐
ta nce of 11.8 in (30 cm).
328
Maintenance and care

RAlways 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 ovedby Mercedes-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.
00BBSecure theve hicle byapplying the electric
parking brake.
00BBAu tomatic transmission: shiftthe transmis‐
sion toposition 005D.
00BBMake sure that the ignition and all electrical
consumers are switched off.
00BBOpen the hood.
00BBSlide co ver1 of positive clamp 2onthe
jump-s tarting connection point in the direc‐
tion of the ar row.
00BBConnect positive clamp 2onyour vehicle to
positive pole of the donor battery using the
jumper/charging cable. Alw ays begin with
positive clamp 2onyour ow nve hicle firs t.
00BBDu ring thest arting assist ance proce‐
dure: start the engine of the donor vehicle
and run at idle speed.
00BBConnect the negative pole of the donor bat‐
te ry and ground po int3 ofyour ow nve hicle
by using the jumper/charging cable. Begin
with the donor battery firs t.
00BBDu ring starting assist ance:start the
engine of your ow nve hicle.
00BBDuring thech arging process: start the
ch arging process.
00BBDuring starting assist ance:letthe engines
ru nfo r se veral minutes.
00BBDuring starting assist ance:before discon‐
necting the jumper cable, switch on an elec‐
trical consumer in your ow nve hicle, e.g. the
re ar wind owheater or lighting.
When thest arting assis tance/charging process
is compl ete:
34 2
Breakdown assis tance

Perm itted towing me thods
Ve hicle equipment/to wing
me thod
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
00BBObser vethe no tes on the permitted towing
me thods (→page 343) (→page 344).
00BBMake sure that the battery is connected and
ch arge d.
When the battery is dischar ged:
Rthe engine cannot bestar ted.
Rth e electric parking brake cannot bereleased
or applied.
Rve hicles with automatic transmission: the
automatic transmission cannot be shif tedto
position 005Cor005D.
34 4
Breakdown assis tance

00CEVehicles with automatic transmission: if
th e automatic transmission cannot be shif‐
te dto position 005C, orthe multifunction dis‐
play in the instrument clus ter does not show
anything, ha vetheve hicle transpor ted
aw ay(
→page 346). A towing vehicle with lift‐
ing equipment is requiredforve hicle trans‐
por tation.
0075 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.
00BBA towing speed of 30 mph (50 km/h)
must not be exceeded.
00BBAtowing dis tance of 30 miles (50 km)
must not be exceeded.
0071
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.
00BBIf 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.
00BBInformation on the permissible gross mass of
th eve hicle can be found on theve hicle iden‐
tification plate.
00BBVe hicles with automatic transmission: do
not open the driver's door or front passenger
door, otherwise the automatic transmission
automatically shifts toposition 005D.
00BBInstallth eto wing eye (→page 348).
00BBAttach theto w bar.
0075 NO
TEDama gedue toincor rect connec‐
tion
00BBOnly connect theto w rope or tow bar to
th eto wing eyes.
00BBDeactivate the automatic locking mechanism
(→page 64).
00BBDo not activate the HOLD function.
00BBDeactivate Active Brake Assi st(→page 159).
00BBVe hicles with automatic transmission:
shift the automatic transmission toposition
005C.
00BBRe lease the electric parking brake.
Breakdown assis tance 34
5

0071WARNING 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.
00BBUse a tow bar.
00BBMake sure that thesteering wheel can
mo vefreely, before towing theve hicle
aw ay.
0075 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.
00BBPull away slowly and smoo thly.
Loading the vehicle for transport
00BBObser vethe no tes on towing away
(→page 344).
00BBConnect theto w bar totheto wing eyeto
load theve hicle.
00BBVe hicles with automatic transmission:
Shift the automatic transmission toposition
005C.
00CE Ve
hicles with automatic transmission:
The au tomatic transmission may be loc ked
in position 005Dintheeve nt of damage tothe
electrical sy stem. Toshift to005C, pr ovide the
on-board electrical sy stem with po wer
(
→page 340).
00BBLoad theve hicle onto the transpor ter.
00BBVe hicles with automatic transmission:
Shift the automatic transmission toposition
005D.
00BBUse the electric parking brake tosecure the
ve hicle and pr event it from rolling away.
00BBOnly secure theve hicle bythe wheels.
Ve hicles with ADS PLUS (Adaptive Damping
Sy stem PLUS)
0071
WARNING Risk of an accident when
transporting vehicles with Adaptive
Damping Sy stem PLUS
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
th eAd aptive Damping Sy stem PLUS, the
ve hicle/trailer combination may start toskid.
Consequentl y,yo u could lose cont rol of your
ve hicle.
00BBWhen transporting, ensure that:
34 6
Breakdown assis tance

Setting upthefo lding wheel chock
Prepa ring theve hicle for a wheel change
Re quirementsRThe requ ired tire-change tool kit is available.
If yo ur vehicle is not equipped with the tire-
ch ange tool kit, consult a qualified specialist
wo rkshop tofind out about suitable tools.
RThe vehicle is not on a slope.
RThe vehicle is on solid, non-slippery and le vel
ground .
00BBApplythe electric parking brake manually.
00BBMo vethe front wheels tothest ra ight-ahead
position.
00BBVe hicles with automatic transmission:
shift into position 005D.
00BBVehicles with AIR BODY CONT ROL:set the
normal vehicle le vel (→page 173).
00BBSwitch off the engine.
00BBMake sure that the engine cannot bestar ted.
00BBPlace choc ks orother suitable items under
th e front and rear of the wheel that is diago‐
nally opposite the wheel youwish tochange.
00BBRe mo vethe hub caps if necessary
(→page 377).
00BBRa ising theve hicle (→page 378).
Re moving and in stalling hub caps
Re quirement:RThe vehicle is prepared for a wheel change
(→page 377).
Plas tic hub cap
00BBToremo ve:turn the center co ver of the hub
cap anti-clockwise and remo vethe hub cap.
00BBTo install: make sure that the center co ver of
th e hub cap is turned anti-clockwise.
00BBPo sition the hub cap and turn the center
co ver clockwise until the hub cap engages
ph ysically and audibly.
Wheels and tires 37
7

Aluminum hub cap
00BBToremo ve:position soc ket2 on hub cap
1.
00CE The soc ket can be found inthe tire-change
to ol kit.
00BBPo sition wheel spanner 3on soc ket2.
00BBUsing wheel spanner 3, turn hub cap1
counter-clo ckwise and remo veit.
00BBTo install: position hub cap 1and turn until
it is comple tely flush withth e wheel.
00BBPo sition soc ket2 on hub cap 1.
00BBAttach wheel spanner 3tosoc ket2 and
tighten the hub cap clockwise.
Specified tightening torq ue: 18lb-ft
(25 Nm).
00BBRa ise theve hicle (→page 378).
Ra ising theve hicle when changing a wheel
Re quirements:RThere are no persons in theve hicle.
RThe vehicle has been prepared for a wheel
ch ange (→page 377).
RThe hub caps ha vebeen remo ved
(→page 377).
Impor tant no tes on using the jack:
Ronly use theve hicle-specific jack that has
been tested and appr ovedby Mercedes-Benz
to raise theve hicle.
Rthe jack is only designed forra ising and hold‐
ing theve hicle for a short time while a wheel
is being changed and not for maintenance
wo rkunder theve hicle.
Rthe jack must be placed on a firm ,fl at and
non-slip sur face. If necessar y,use a lar ge,
load-bearing, non-slip underla y.
Rthefo ot ofthe jack must be positioned verti‐
cally under the jack support point.
Ru les of conduct when theve hicle is raised:
RNe ver place your hands or feet under the
ve hicle.
RDo not lie under theve hicle.
RDo not start the engine and do not release
th e electric parking brake.
RDo not open or close any doors or the trunk
lid.
37 8
Wheels and tires

Displaymessages
Possible causes/consequences and 0050Solutions
0049
(USA only)
0024
(Canada only)
7XUQ 2Q WKH ,JQLWLRQ WR
5HOHDVH WKH 3DUNLQJ %UDNH *
The red0049 (USA only) or 0024(Canada only) indicator lamp is lit.
Yo u ha veattem ptedto release the electric parking brake with the ignition switched off.
00BBSwitch on the ignition.
0049
(USA only)
0024
(Canada only)
3OHDVH 5HOHDVH 3DUNLQJ
%UDNH *
The red0049 (USA only) or 0024(Canada only) indicator lamp flashes.
The electric parking brake is applied while you are dr iving:
RA condition for au tomatic release of the electric parking brake is not fulfilled.
RYo u are per form ing emer gency braking using the electric parking brake.
00BBCheck that the conditions for au tomatic release of the electric parking brake are fulfilled.
00BBRe lease the electric parking brake manually.
Display messages and warning/indicator lamps 401