open bonnet MERCEDES-BENZ E-CLASS CABRIOLET 2018 Owners Manual

#
With your hand flat, push down active bonnet
1 inthe area around the hinges on bo th
sides (ar rows).
The engine bonnet must engage in position. #
Ifth e active bonn etcan be raised slight lyat
th ere ar in the area of the hinges, repeat the
st ep until it engages cor rectl y. Opening/closing
the bonnet &
WARNING Risk of accident due todriv‐
ing with the engine bonn etunlo cked
An unloc ked engine bonn etmay open up
when theve hicle is in motion and block your
vie w. #
Never unlock the engine bonn etwhen
driving. #
Before every trip, ensure that the
engine bonn etis loc ked. &
WARNING Risk of accident and inju ry
when opening and closing the engine
bonn et
When opening or closing the engine bonn et,
it may suddenly drop into the end position.
There is a risk of injury for an yone in the
engine bonn et's range of mo vement. #
Only open or close the engine bonn et
when there are no persons in the
engine bonn et's range of mo vement. &
WARNING Danger of bu rns when open‐
ing the bonn et
If yo u open the engine bonn etwhen the
engine has overheated or during a fire inthe
engine compartment, you could come into
contact with hot gases or other escaping
operating fluids. #
Before opening the bonn et, allow the
engine tocool down. #
Intheeve nt of a fire inthe engine com‐
partment, keep the engine bonn et
closed and call thefire service. &
WARNING Risk of inju rydue tomoving
parts
Cer tain components in the engine compart‐
ment may continue tomo veor suddenly
mo veagain even af terth e ignition has been
switched off, e.g. the cooler fan.
Ma kesure of thefo llowing before per form ing
ta sks in the engine compartmen t: #
Switch the ignition off. #
Neverto uch the danger zone sur round‐
ing moving co mponent parts, e.g. the
ro tation area of thefa n. #
Remo vejewe llery and watches. #
Keep items of clo thing and hair away
from moving parts. Maintenance and care
393

All
vehicles
* NO
TEDama gecaused bynumerous or
ex tended attem ptsto start the engine Nume
rous or extended attem ptsto start the
engine may damage the catalytic con verter
due tonon-combu sted fuel. #
Avoid numerous and extended attem pts
to start the engine. Obser
vethefo llowing points during starting
assis tance and when charging the battery:
R Only use undamaged jump lead/charging
cables with a suf ficient cross-section and
insula tedte rm inal clamps.
R Non- insulated parts of thete rm inal clamps
must not come into con tact wi thother me tal
parts while the jump lead/charging cable is
connected tothe battery/jump-s tart connec‐
tion point.
R The jump lead/charging cable must not
come into contact wi thany parts which may
mo vewhen the engine is running. R
Alw ays make sure that nei ther you nor the
battery is elect rostatically charge d.
R Keep away from fire and naked flames.
R Do not lean overth e batter y.
Obser vethe additional following points when
ch arging the battery:
R Only use battery charge rs tested and
appr oved for Mercedes-Benz.
R Read the battery charge r's operating instruc‐
tions before charging the batter y.
Obser vethe additional following points during
st arting assis tance:
R Starting assis tance may only be pr ovided
using batteries with a nominal voltage of
12 V.
R The vehicles must not touch.
R Petrol engine: only acceptstarting assis‐
ta nce if the engine and exhaust sy stem are
cold. St
arting assi stance and charging the12 V
battery Re
quirements:
R The vehicle is secured with the electric park‐
ing brake.
R Vehicles with automatic transmission: the
transmission is in position j.
R The ignition and all electrical consumers are
switched off.
R The bonnet is open. 424
Breakdown assi stance

Display messages
Possible causes/consequences and M
MSolutions
Steering malfunction
Increased physical effort
See Owner's Manual #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immediatel y. #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immediatel y.
Active bonnet malfunction
See Owner's Manual *T
he active bonnet (pedestrian pr otection) is malfunctioning or inoperative af ter having already been triggered. #
Consult a qualified specialist workshop.
M *T
he bonnet is open. &
WARNING Risk of accident due todriving with the engine bonn etunlo cked
An unloc ked engine bonn etmay open up when theve hicle is in motion and block your vie w. #
Never unlock the engine bonn etwhen driving. #
Before every trip, ensure that the engine bonn etis loc ked. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions. #
Close the bonn et.
C *A
t least one door is open. #
Close all doors.
N *T
he boot lid is open. Display messages and
warning/indicator lamps 517

Electronic
Stability Prog ram
see ESP ®
(Electronic Stability Prog ram)
Emer gency
Fire extinguisher ................................. .414
Fir st-aid kit (so ftsided) ........................ 413
Overview of the help functions .............. 16
Re moving thewa rning triangle ............ .413
Saf etyve st ........................................... 412
Setting up thewa rning triangle ............ 413
Emer gency braking ................................. 185
Emer gency braking
see BAS (Brake Assi stSystem)
Emer gency call sy stem
see Mercedes-Benz emer gency call sy stem
Emer gency engine start .......................... 431
Emer gency key
Inserting/removing ................................ 74
Locking a door ....................................... 80
Un locking a door .................................. .80
Emer gency operation mode
St arting theve hicle ............................. 15 9
Emer gency spare wheel .........................4 53
No tes .................................................. 453 Re
moving ............................................ 454
ENERGIZI NGcomfort
Overview of programs ........................ .302
St arting the program ........................... 303
Engine ECO start/ stop function ......................1 63
Engine number ................................... .457
St arting (Digital Vehicle Keyst icke r) .... 15 8
St arting (eme rgency operation
mode) .................................................. 15 9
St arting (mobile phone) ...................... .158
St arting (Remo teOnline) ..................... 16 0
St arting (s tart/s top button) .................1 57
St arting assis tance .............................. 424
Switching off (s tart/s top button) ........ 17 9
Engine bonnet Function (active bonnet) ...................... 392
Opening/closing ................................. 393
Re setting (active bonnet) .................... 392
Engine data Displaying ............................................ 16 8
Engine electronics Notes .................................................. 455
Engine number ........................................4 57Engine oil
................................................ .396
Ad ditives .............................................4 65
Capacity .............................................. 465
Che cking the oil le vel using the oil
dipstick ............................................... 395
Checking the oil le vel using the on-
board computer ................................... 396
MB-Fr eigabe or MB-Appr oval .............. .465
Quality ................................................. 465
To pping up ...........................................3 96
Entering characters
Fu nction/no tes ................................... 288
On theto uchpad ................................ .289
Using the controller ............................. 289
EQ Boost ECO start/ stop function (operation) ....1 63
Glide mode .......................................... 172
Operating saf ety .................................... 21
Qualified specialist workshop ................25
ERA-GLONASS test mode
St arting/ending .................................. 356
ESC (Elect ronic Stability Control)
see ESP ®
(Electronic Stability Prog ram) 556
Index