2017 MERCEDES-BENZ E-CLASS SALOON engine

pla
y.Yo u can ackn owledge the message and
ta ke a break where necessar y.Ifyo u do not take
a break and ATTENTION ASSIST continues to
de tect increasing lapses in concentration, you
will be warned again af ter a minimum of
15 minutes. Yo
u can ha vethefo llowing status information for
AT TENTION ASSIST displa yed in the assis tance
menu of the on-board computer:
R The length of the journey since the last
break.
R The attention le vel de term ined byATTENTION
ASSIS T. If
AT TENTION ASSIST is unable tocalculate the
attention le vel and cannot issue a warning, the
System suspended messageappears.
If AT TENTION ASSIST is deactivated, theé
symbol appears in the assis tance graphic in the
Instrument Display when the engine is running.
AT TENTION ASSIST is activated automatically
when the engine is re-sta rted. The last selected
sensitivity le velre mains stored.
Sy stem limitations
AT TENTION ASSIST is active in the 60 km/h to
200 km/h speed range.
The functionality of ATTENTION ASSIST is
re stricted, and warnings may be dela yed or not
occur at all in thefo llowing situations:
R Ifyo u ha vebeen driving for less than 30
minutes.
R Ifth ero ad condition is poor (une venro ad
sur face or po tholes).
R Ifth ere is a strong side wind.
R Ifyo u adopt a sporty driving style (high cor‐
nering speeds or high rates of acceleration). R
Ifth eSt eering Assist function of Active Dis‐
ta nce Assi stDISTRONIC is acti ve.
R Ifth e time has been set incor rectly.
R In acti vedriving situations, if youch ange
lanes and vary your speed frequentl y.
The ATTENTION ASSIST tiredness or alertness
assessment is dele ted and restar ted when con‐
tinuing the journey in thefo llowing situations:
R Ifyo u swit choff the engine.
R Ifyo u unfas tenyo ur seat belt and open the
driver's door (e.g. change drivers or take a
break).
Ac tivating/deactivating ATTENTION ASSI ST
Multimedia sy stem:
, Vehicle .
Assistance .
Attention
Assist
Selection options #
Select Standard, SensitiveorOff. 238
Driving and parking

R
Limiter (→ page 202)
R Active Dis tance Assi stDISTRONIC
(→ page 205)
* NO
TEEngine dama gedue toexc essively
high engine speeds The engine will be damaged if
you drive with
th e engine in theov errevving range. #
Do not drive wi th the engine in theove r‐
re vving range. The fuel supply is inter
rupted toprotect the
engine when there d band in rev counter 3
(o ve rrev ving range) is reached.
During no rmal operating conditions, coolant
te mp erature display 4may rise to120 °C. &
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. Ve
hicles with a 48 V on-board electrical sys‐
te m (EQ Boo sttech nology): R
E-POWER 1shows th e electrical drive sup‐
port as a percentage.
R CHARGE 2showsthe electric mo tor's recu‐
peration per form ance as a percen tage. õ
showsthe drive sy stem's operational read‐
iness . Overview of
the but tons on thest eering
wheel 1
Button group:
¤ Main menu and ba ckbutton (on-board
computer)
8 Switches sound off/on
W Increases thevo lume
X Decreases thevo lume
2 Touch Control (on-board co mputer)
3 Touch Control (multimedia sy stem) 252
Instrument Display and on-board computer

Menus and submenus
Fu
nctions on the Service menu of the on-
board compu terOn-board computer:
, Service #
Toselect the function: swipe upwards or
down wards on the left-hand touch cont rol. #
Press the left-hand touch cont rol.
Fu nctions on theService menu:
R Message memory (→ page 381)
R AdBlue: Adblue ®
ra nge
R Tyres:
- Restarting the tyre pressure loss warning
sy stem (→ page 352)
- Checking tyre pressure with the tyre
pressure monitoring sy stem
(→ page 348)
- Restarting the tyre pressure monitoring
sy stem(→ page 348)
R ASSYST PLUS: Calling up the service due
date (→ page 306) R
Engine oil le vel Calling up
the assistant display On-board computer:
, Assistance
% Ve
hicles with the instrument display in
th e widescreen cockpit: whenyou ha ve
th e design set toProgressive ,yo u can view
th e assis tant displ ayinthe left-hand portion
of the instrument displa y.
The following displa ysare available from the
assis tant displ aymenu:
R Assis tant displ ay
R Attention le vel (→ page 237) #
Toswitch between the displa ys:swipe
upwards or down wards on the left-hand
to uch cont rol. St
atus displa yson the assis tant displ ay:
R é :AT TENTION 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 256
Instrument Display and on-board computer

R
Grey radar waves next tovehicle: Blind Spot
Assist activated
R Green radar waves next tovehicle: Blind Spot
Assist active
R Active Dis tance Assi stDISTRONIC displa ys
( → page 205) Calling up displa
ysintheTr 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 Touch Control.
Displa ysintheTripmenu:
R standard display
R range and cur rent fuel consu mption When
gliding mode is active (→ page175),
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 168)
R Trip computer From startandFrom reset
R Digital speedom eter
% Ve
hicles with an Instrument Display in
th eWi descreen Co ckpit: the digital speed‐
ome ter only appears in theClassic andSport
designs. Example:
standard display
1 Trip dis tance
2 Total dis tance recorder Instrument Display and on-board compu
ter257

Example: trip computer
1 Total dis tance recorder
2 Driving time
3 Average speed
4 Average fuel consum ption
% Vehicles with cert ain engines:the emis‐
sion-free trip dis tance and driving time are
also displ ayed. Re
setting values on theTr ip menu of the on-
board compu ter On-board computer:
, Trip
% The spelling may dif fer in the main menu dis‐
pla yed. Therefore, obser vethe menu over‐
view forth e instrument display
(→ page 253).
Yo u can reset theva lues of thefo llowing func‐
tions:
R Trip dis tance
R Trip computer From startandFrom reset
R ECO display (→ page168) #
Toselect the function tobe rese t:swipe
upwards or down wards on the left-hand
to uch cont rol. #
Press the left-hand touch cont rol. #
Select Yes. #
Press the left-hand touch cont rol.
If yo u press and hold the left-hand touch cont rol,
th e function will be reset immediately. Calling up navigation instructions in
the on-
board compu ter On-board computer:
, Navigation Example: no
change of direction announced
1 Distance tothe next destination
2 Estimated ar riva l time
3 Distance tothe next change of direction
4 Current road 258
Instru ment Display and on-board computer

ASS
YST PLUS se rvice inter val display Fu
nction of the ASS YST PLUS se rvice inter val
displ ay The ASS
YST PLUS service inter val display in the
instrument display pr ovides information on the
re maining time or dis tance be fore the next
service due date.
Yo u can hide this service message using the
back button on the left-hand side of thesteering
wheel.
Yo u can obtain fur ther information concerning
th e servicing of your vehicle from a qualified
specialist workshop, e.g. a Mercedes-Benz
Service Centre. Displaying
the service due da teOn-board computer:
, Service .
ASSYST PLUS
The next service due date is displa yed. #
Toexitth e displa y:press the back button
on the left-hand side of thesteering wheel. Make sure
toobser vethefo llowing fur ther rela‐
te d subjec t:
R Operating the on-board computer
(→ page 253). Car
rying out maintenance workatregular
inter vals *
NO
TEPremature wearthro ugh failure to
obser veservice due dates Service
workwhich is not car ried out at the
ri ght time or incomple tely can lead to
inc reased wear and damage totheve hicle. #
Alw ays obser vethe prescribed service
inter vals. #
Alw ays ha vethe prescribed service
wo rkcar ried out at a qualified specialist
wo rkshop. Special service
requ irements The prescribed service inter
val is based on nor‐
mal operation of theve hicle. Maintenance work will need
tobe per form ed more of tenth an
specified if theve hicle is operated under ardu‐
ous conditions or increased loads, forex ample:
R regular city driving with frequent intermedi‐
ate stops.
R ifth eve hicle is primarily used for short-dis‐
ta nce driving.
R for frequent operation in mountainous terrain
or on poor road sur faces.
R ifth e engine is of ten le ftidling for long peri‐
ods.
R in particula rly dusty conditions and/or if air-
re circulation mode is frequently used.
In these or similar operating conditions, ha vethe
interior filter, engine air cleaner, engine oil, oil fil‐
te ret c. changed more frequent ly. The tyres must
be checked more frequently if theve hicle is
operated under increased loads. Further infor‐
mation can be obtained at a qualified specialist
wo rkshop. 306
Maintenance and care

Battery disconnection periods
The AS
SYST PLUS service inter val display
can only calculate the service due da tewhen
th e bat tery is connected. #
Notedown the service due date displa yed on
th e instrument display before disconnecting
th e battery (→ page 306). Engine compartment
Ac
tive bonn et(pedestrian pr otection) Operation of
the active bonnet (pedestrian
pr otection)
In cer tain accident situations, therisk of injury
to pedestrians can be reduced bythe actuation
of the active bonn et. The rear area of the engine
bonn etisraised byappr oximately 85 mm.
Fo rth e drive tothewo rkshop, reset the trig‐
ge red active bonn etyourself. If the active bonn et
has been triggered, pedestrian pr otection may
be limited.
A qu alified specialist workshop must re-ins tate
th e full functionality of the active bonn et. The active bonnet is not
available in all coun‐
tries.
Re setting the active bonnet &
WARNING Danger of bu rns from hot
component parts in the engine compart‐
ment
Cer tain component parts in the engine com‐
partment may be very hot, e.g. the engine,
th era diator and parts of theex haust sy stem. #
Let the engine cool down and only
to uch the component parts described
below: #
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. Maintenance and care
307

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. &
WARNING Risk of inju ryfrom touching
co mp onent parts under voltage
The ignition sy stem and the fuel injection
sy stem workunder high voltage. If youto uch
co mp onent parts which are under voltage,
yo u could recei vean electric shoc k. #
Neverto uch co mponents of the ignition
sy stem or the fuel injection sy stem
when the ignition is switched on. &
WARNING Danger of bu rns from hot
component parts in the engine compart‐
ment
Cer tain component parts in the engine com‐
partment may be very hot, e.g. the engine, 308
Maintenance and care