belt MERCEDES-BENZ E-CLASS WAGON 2018 Service Manual

System limitations
AT TENTION ASSIST is active in the37 mph
(60 km/h) to124mp h(2 00 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:
RIf yo u ha vebeen driving for less than 30
minutes.
RIf th ero ad condition is poor (une venro ad
sur face or po tholes).
RIfth ere is a strong side wind.
RIfyo u adopt a sporty drivingst yle (high cor‐
nering speeds or high rates of acceleration).
RIfth eSt eering Assist function of Active Dis‐
ta nce Assist DISTRONIC is acti ve.
RIfth e time has been set incor rectly.
RIn 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:
RIf yo uswit choff the engine.
RIfyo u unfas tenyo ur seat belt and open the
driver's door (e.g. change drivers or take a
break).
Setting ATTENTION ASSIST
Multimedia sy stem:
,9HKLFOH.k $VVLVWDQFH.$77(1
7,21 $66,67
Setting options
#Select 6WDQGDUG, 6HQVLWLYHor2II.
Suggesting a rest area
#Select 6XJJHVW 5HVW $UHD .
#Activate Oor deacti vate the function ª.
If AT TENTION ASSIST de tects fatigue or
increasing la ckof attention, it suggests a
re st area in the vicinity.
#Selecting a sugges tedre st area.
Yo u are guided tothe selected rest area.
Traf fic Sign Assist
Fu nction of Traf fic Sign Assist
Tr af fic Sign Assist detects traf fic signs wi thmul‐
tifunction camera 1and assist syo uby display‐
ing de tected speed limits and overtaking restric‐
tions in the instrument clus ter.The camera also
de tects traf fic signs wi thare striction indicated
by an additional sign (e.g. in wet conditions).
206
Driving and pa rking

Notes on care of the interior
&
WARNING Risk of injury from plastic
parts breaking off af terth e use of sol‐
ve nt-based care products
Ca reand cleaning products con taining sol‐
ve nts can cause surf aces inthe cockpit to
become porous.
When the airbags are deplo yed, plastic parts
may break away.
#Do not use any care or cleaning prod‐
ucts containing sol vents toclean the
cockpit.
& WARNING Risk of injury or death from
bleached seat belts
Bleaching or dyeing seat belts can se verely
we aken them.
This can, forex ample, cause seat belts to
te ar or fail in an accident.
#Ne ver bleach or dye seat belts.
Observethefo llowing information:
Information on cleaning and car eAvoiding vehicle damage
Seat belts Clean withwarm wate r and soap solution.
RDo not use chemical cleaning agents.
RDo not dry seat belts byheating them toove r17 6 °F
(80 °C) or exposing them todirect sunlight.
Display Cleanthe sur face carefully wi tha micro fiber clo thand
TFT/LCD display cleaner.
RSwit choff the display and allow tocool.
RDo not use any other cleaning products.
Plastic trim
RClean with a damp microfiber clo th.
RIfth e trim is very dirty: use a cleaning agent recommen‐
ded byMercedes-Benz.
RDo not apply sticke rs,fi lms etc.
RDo not allow cosmetics, insect repellent or sun cream to
come in contact wi th the plastic trim.
338
Maintenance and care

Preceding letter1:RWithout: passenger vehicle tires according to
European manufactu ring standards.
R"P": passenger vehicle tires according toUS
manufacturing standards.
R"LT": light truck tires according toUS manu‐
fa cturing standards.
R"T": compact emer gency spa rewheels with
high tire pressure that are only designe dfo r
te mp orary use in an emer gency.
Aspect ratio 3
:
Ra tio between tire height and tire width in per‐
cent (ti reheight divided bytire width).
Tire code 4
(tire type):R"R" radial tire
R"D": bias ply tire
R"B": bias belted tires
R"ZR": radial tire with a maximum speed abo ve
14 9mp h (240 km/h) (optional) Rim diame
ter5
:
The diam eter of the bead seat (not the diame ter
of therim flange). The rim diame ter is specified
in inches (in).
Load-bearing index 6
:
Numerical code that specifies the maximum
load-bearing capacity of a tire (e.g. "91" cor re‐
sponds to1356 lbs (6 15kg)).
The load-bearing capacity of the tire must be at
least half the permissible axle load of your vehi‐
cle. Do not overload the tires byexc eeding the
specified load limit.
See also:
RMaximum permissible load on theTire and
Loading Info rmation placard (→page 367)
RMaximum tire load (→page 374)
RLoad inde x
Speed rating 7
:
Specifies the appr oved maximum speed of the
tire. %
An electronic speed limite r prevents your
ve hicle from exceeding a speed of 130mp h
(2 10 km/h).
Make surethat your tires ha vetherequ ired
speed rating. You can obtain information on the
re qu ired speed rating from an au thorized
Mercedes-Benz Center.
Summer tires
Inde xS peedrating
Qu pto 100mp h (160 km/h)
Ru pto 106mp h (170 km/h)
Su pto 112mp h(1 80 km/h)
Tu pto 118mp h (190 km/h)
Hu pto 130mp h(210 km/h)
Vu pto 149mp h(2 40 km/h)
Wu pto 168mp h (270 km/h)
Yu pto 186mp h(3 00 km/h)
37 6
Wheels and tires

IndexS peedrating
ZR...Y
1up to186mp h(3 00 km/h)
ZR...(..Y)
1ove r18 6mp h(3 00 km/h)
ZR
1ove r14 9mp h (240 km/h)
RSpecifying the speed rating as the "ZR" index
in tire code 4is optional for tires up to
18 6mp h(3 00 km/h).
RIfyo ur tire co de4 includes "ZR"andthere
is no speed rating 7,find out what the max‐
imum speed is from the tire manufacturer.
RIf load-bearing index 6and speed rating 7
are in brac kets, the maximum speed rating of
yo ur tire isabo ve186mp h (300 km/h). To
fi nd out the maximum speed, ask the tire
manufacturer. All-weather tires and winter tires
Inde
xS peedrating
Q M+S
2up to100mp h (160 km/h)
T M+S
2up to118mp h(190 km/h)
H M+S
2up to130mp h (2 10km/h)
V M+S
2up to149mp h (240 km/h)
Winter tires bear thei snowflake symbol
and fulfill therequ irements of theRu bber Manu‐
fa cturers Association (RMA) and theRu bber
Association of Canada (RAC) rega rding the tire
traction on sno w.
Load index 8
:RNo specification given: standard load (SL)
tire
R"XL" or "Extra Load": extra load tire or rein‐
fo rc ed tire
R"Light Load": light load tire
R"C", "D", "E": a load range that depends on
th e maximum load that the tire can car ryat a
cer tain pressure
Definition of termsfo r tires and loading
Ti re stru ctureand characteristics: describes
th e number of la yers or the number of rubber-
coated belts in the tire conta ct surface and the
tire wall. These are made of steel, nylon, poly‐
es ter and other materials.
Bar: metric unit for tire pressure .
14 .5038 pounds per square inch (psi) and
10 0 kilopascal (kPa) is the equivalent of one bar.
DOT (Department of Transport ation):DOT-
mar ked tires fulfill therequ irements of the
US Department of Transpor tatio n.
Av erage weight of theve hicle occupants: the
number of vehicle occupants for which th eve hi‐
cle is designed, multiplied by150 lb (68 kg).
1"ZR" stated in the tire code.2Or "M+S i"for winter tires
Wheels and tires 37
7

Instrument Display (standard)
Instrument Display intheWi descreen Co ck‐
pit
Prog ressive setting (Widescreen Cockpit)
Ifyo u select the progressive display setting in
ve hicles with a Widescreen Cockpit, the position
of the indicator lamps in the Instrument Display
ch anges.
Wa rning and indicator lamps:
L Low beam (
→page
123)
T Pa
rking lights (
→page 123)
K High beam
(
→page12 4)
#! Tu
rn signal light (
→page 124)
R Re
ar fog light (
→page 123) ü
Seat belt is not
fastened
(
→page 459)
$ USA: brakes (red) (
→page 451)
J Canada: brakes (red) (
→page 451)
! ABS malfunctioning (
→page 451)
÷ ESP
®(→page 451)
å ESP
®OFF (→page 451)
F USA: electric parking brake applied
(red) (
→page 451)
! Canada: electric parking brake
applied (red) (
→page 451)
! Elect
ric park ing brake (yellow)
(
→page 451)
Ð St
eering assis tance malfunctioning
(
→pa ge 461)
# Electrical malfunction (
→page 462)
6 Re
stra int sy stem (
→page 451)
; Check Engine (
→page 462)
8 Fu
elreser vewith fuel filler flap loca‐
tion indicator (
→page 462)
? Coolant
too hot/cold (
→page 462)
450
Display messages and warning/indicator lamps

Seat belts
Warning/indicator lamp
Possible causes/consequences and MSolutions
7
Seat beltwarning lamp
lights up Af
terst arting the engine, there d seat belt warning lamp lights up for 6 seconds.
In addition, an acou stic wa rning tone may sound.
The seat belt warning lamp reminds the driver and front passenger tofast entheir seat belts.#Fa sten your seat belt .
If yo u ha veplaced objects on the front passenger seat, thewa rning lamp may remain lit.
7
Seat belt warning lamp
fl ashes The
red seat belt warning lamp flashes and an intermitte ntwa rning tone sounds.
The driver or front passenger has not fastened their seat belt while theve hicle is in motion.#Fa sten your seat belt.
There are objects on the front passenger seat.
#Re mo vethe objects from the front passenger seat.
Display messages and warning/indicator lamps 459

Automatic engine stop (ECO start/
sto p function) .......................................... 149
Au tomatic front passen ger air bag
shu toff
see Front passenger air bag shutoff
Au tomatic lateral support adjustment
Setting ................................................... 90
Au tomatic mir rorfo lding function
Swit ching on/off ................................ .135
Au tomatic transmission
DIRECT SELECT le ver ........................... 151
Drive program display .......................... 151
Drive programs .................................... 150
DY NA MIC SELECT switch .................... 150
Engaging drive position ....................... 153
Engaging reve rsege ar ........................ .152
Kickdown ............................................. 154
Manual gear shifting ............................ 153
Selecting pa rkposition ........................ 153
Shifting toneutral ................................ 152
St eering wheel gearshift paddles ........ 153
Tr ansmission position display .............. 151
Tr ansmission positions ........................ .151B
Bag hook ................................................... 111
BA S (Brake Assist Sy stem) .................... .167
Battery Key........................................................ 58
Batter y(vehicle)
Chargin g.............................................. 34 8
Jump- starting ...................................... 348
No tes .................................................. 346
Belt see Seat belts
Blind Spot Assist .....................................2 08
Ac tivating/deactivating .......................2 10
Fu nction .............................................. 208
Sy stem limitations .............................. .208
Blo wer
see Climate control
Blue tooth
®
Ac tivating/deactivating .......................2 49
Setting up an Internet connection ....... 298
Settings ............................................... 248
Switching profile (DUN/PAN) .............. 299 Blue
tooth
®audio
Ac tivating .............................................3 16
De-authorizing (de-regis tering) the
device .................................................. 316
Information .......................................... 313
Overview ..............................................3 14
Searc hingfor a track ........................... 316
Searc hingfor and au thorizing the
device ...................... .....
.......................
315
Selecting a music pl ayer ..................... .316
Switching device via NFC ..................... 316
Brake Assist System
see BAS (Brake Assist System)
Brake fluid
No tes ................................................... 397
Brake forc e distribution
EBD (electronic brake forc e distribu‐
tion) ..................................................... 170
Brakes ABS (Anti-lock Braking Sy stem) ........... 166
BA S (Brake Assist System) .................. .167
Driving tips .......................................... 146
EBD (electronic brake forc e distribu‐
tion) ..................................................... 170
Index 47
1

HOLD function .....................................186
Limite d braking ef fect (salt-treate d
ro ads) .................................................. 146
New/replaced brake linings/brake
discs .................................................... 146
No tes on breaking-in a new vehicle ..... 146
Brakes see Active Brake Assi st
Braking assistance see BAS (Brake Assist System)
Breakdown Changing a wheel ................................ 384
Overview of the help functions .............. 16
Ro adside Assis tance .............................. 21
To w starting ........................................ 356
To wing away ........................................ 352
Tr ansporting theve hicle ......................3 54
Breakdown see Flat tire
Burmes ter
®sur round sound sy stem .....3 24
Ad justing the balance/fader ............... 325
Ad justing the sound focus ................... 325
Ad justing treble, mid-range and bass
settings ............................................... 324 Au
tomatic volume adjustment ............ .325
Calling up the sound menu .................. 324
Information .......................................... 324
Switching the sur round sound on/off
.............. .............................................. .325
Buttons Steering wheel ........................ .....
.......
.216
C
California Impor tant information for private
cus tomers and lessees ..........................2 2
Call list Making a call ...................................... .289
Options in the call list .......................... 289
Overview ............................................. 289
Calling up the sound menu
Burmes ter
®sur round sound sy stem ... .324
Calls .......................................................... 285
Ac cepting ............................................ 285
Ac tivating functions du ring a call ........ 286
Calls wi thseveral participants ............ .286
Declining ............................................. 285
Ending a call ........................................ 285 Incoming call during an
existing call .... 286
Making ................................................ 285
Camera see 360° camera
see Rear view camera
Car wash
see Care
Care ..........................................................3 38
AIRPANEL ............................................ 336
Car wash ............................................. 333
Carpet .................................................3 38
Display ................................................ 338
Exterior lighting ................................... 336
Genuine wood/trim elements .............3 38
Headliner ............................................. 338
Matt finish ........................................... 335
Pa int ........ ...
......................................... 335
Plastic trim .......................................... 338
Po we rwa sher ...................................... 334
Re ar view camera/360° Camera ........ 336
Seat belts ............................................ 338
Seat co ver ........................................... 338
Sensors ............................................... 336
Ta ilpipes .............................................. 336
Wa shing byhand ................................. 334
472
Index

O
Occupant saf ety ........................................ 40
Pe ts in theve hicle ................................. 55
Occupant saf ety
see Airbag
see Child seat
see PRE-SAFE
®(anticipatory occu‐
pant pr otection)
see PRE-SAFE
®Impulse Side
see PRE-SAFE®PLUS (anticipatory
occupant pr otection plus)
see Restra int sy stem
see Seat belts
Odome ter
see Total dis tance
Oil see Engine oil
On-board co mputer ................................. 225
Assis tance graphic menu ..................... 219
Displ aying the service due date ........... 326
Media menu ....................................... .223
Menu designs ...................................... 225
Menus ..................................................2 16Multifunction display ...........................
218
Na vigation sy stem menu ..................... 221
Operating ............................................. 216
Ra dio menu .........................................2 23
Service menu ....................................... 219
Te lephone menu .................................. 224
Tr ip menu ............................................ 220
On-board computer
see Computer
see Operating sy stem
On-board diagnostics inter face
see Diagno stics connection
On-board electronics
No tes .................................................. 390
Tw o-w ayradios .............................. ...... 390
see E

lect ronics
Open-source soft ware .............................. 29
Opening the tail gate using your foot ....... 68
Opera tingfluids
Ad ditives (fuel) .................................... 396
Brake fluid ...................................... .....3 97
Coolant (engine) ............................ ...... 397
Engine oil ............................................ 396
Fu el (gasoline) .....................................3 95No
tes ................................................... 394
Re frigerant (air conditioning sy stem) ... 399
Wi ndshield washer fluid ...................... 398
Ope rating saf ety
Declaration of conformity (wireless
ve hicle components) ............................. 23
Information ............................................ 22
Operating sy stem .................................... 216
Operator's Manual Vehicle equipment ................................. 20
Operator's Manual (digital) .......................18
Outside mir rors ....................... 132, 133, 134
Anti-gla remode (auto matic) ................1 33
Au tomatic mir rorfo lding function ........ 135
Fo lding in/out .................................... .132
Pa rking posit ion .
.................................
.134
Setting ................................................. 132
Using the memory function ................. 100
Overhead control panel ............................12
P
Pa int (cleaning instructions) .................. 335
Pa int code ................................................ 392
Index489

S
Saf ety
see Child seat
Saf ety net
At tach ing ............................................ .110
Saf ety sy stems
see Driving saf etysy stem
Saf etyve st ............................................... 340
Satelli temap ........................................... 280
Satelli te radio
Ac tivating/deactivating Tune Start ...... 323
Deleting a channel .............................. .322
Display ing EPG information ................ .322
Display ing service information ............ 323
Information .......................................... 319
Information on smart favo rite s and
Tu ne Start ............................................ 323
Logging in ............................................ 319
Moving a channel ................................ 322
Music and sport alerts function .......... 322
Overview .............................................. 321
Pa use and playback function .............. .323
Re strictions .......................................... 319 Selecting a catego
ry............................ 322
Selecting a channel ............................ .322
Setting music and sport alerts ............ 322
Setting the parental contr ol ..
............... 322
St oring a channel ................................ 322
Swit ching on ...................................... .320
SD card Inserting/removing .............................3 06
Seat .................................................... 83, 104
4-w aylumbar support ............................ 87
Ad justing (electrically) ...........................8 6
Ad justing (manually and electrically) ..... 83
Ad justing (Seat Comfort) ....................... 85
Ad justing the seat backrest angle
(rear passenger compartment) ............ 107
Backrest (rear) folding forw ard ............ 104
Cor rect driver's seat position ................ 82
Fo lding back the backrest (rear
passenger compartment) .................... 106
Locking the backrest (rear passenger
compartment) .................................... .106
Massage program overview .................. .90
Re setting the settings ........................... .92
Selecting a massage program ...............9 2Setting au
tomatic lateral support
adjust ment ............................................ 90
Setting options ...................................... 14
Using the memory function ................. 100
Seat see Folding bench seat
see Head restra int
Seat adju stment
Configuring ............................................ 90
Seat bel
t
..................................................... 37
Ac tivating/deactivating seat belt
adjustment ............................................ 37
Re duced pr otection .............................. .34
Re leasing .............................................. .37
Seat belt adjustment (function) ............. 36
Wa rning lamp ........................................ 37
Seat belt adjustment Activating/deactivating ......................... 37
Fu nction ................................................ 36
Seat belt warning
see Seat belt
Seat belts .................................................. .33
Ad justing the height .............................. 36
Care ................................................... .338
Index 493