
0007
Do not switch off the ignition while driv‐
ing. 000A
DANG ER Risk of fata l injuries due to
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and can lead topoisoning. 0007
Never lea vethe engine running in an
enclosed space wi thout suf ficient venti‐
lation. 000A
WARNING Risk of skidding and of an
accident due toshifting down on slippery
ro ad sur faces
If yo u shift down on slippery road sur faces to
inc rease the engine braking ef fect, the drive
wheels may lose traction. 0007
Do not shift down on slippery road sur‐
fa ces toinc rease the engine braking
ef fect. 000A
DANG ER Risk of fata l injuries due topoi‐
sonous exhaust gases
If th eta ilpipe is bloc ked or suf ficient ventila‐
tion is not possible, poisonous exhaust gases
such as carbon monoxide may enter theve hi‐
cle. This is the case, forex ample, if theve hi‐
cle is stuck in sn ow. 0007
When the engine or thest ationary
heater are running, keep theta ilpipe
and the area around theve hicle clear of
sno w. 0007
Open a window on the side of theve hi‐
cle facing the wind toensure an ade‐
qu ate supply of fresh air. 000A
WARNING Risk of accident due tothe
brake sy stem overheating
If yo u lea veyour foot on the brake pedal
when driving, the brake sy stem may over‐
heat.
This increases the braking dis tance and the
brake sy stem may evenfa il. 0007
Never use the brake pedal as a foot re st. 0007
Do not depress the brake pedal and the
accelerator pedal at the same time
while driving. 000E
NO
TECausing wearto the brake linings
by permanently depressing the brake
pedal 0007
Do not permanently depress the brake
pedal while driving. 0007
Touse braking ef fect of the engine,
shift toa lo werge ar in good time. 000E
NO
TEDama getothe driv etra in and
engine when pulling away 0007
Do not warm upthe engine while the
ve hicle is stationar y.Pull away immedi‐
atel y. 0007
Avoid high engine speeds and driving at
full thro ttle until the engine has reached
its operating temp erature. 174
Driving and pa rking 

000E
NO
TEDama getothe catalytic con verter
due tonon-combu sted fuel The engine is not
running smo othly and is
misfiring.
Non-combus ted fuel may get into the cata‐
lytic con verter. 0007
Only depress the accelera tor pedal
slightl y. 0007
Have the cause rectified immediately at
a qu alified specialist workshop. Limited braking ef
fect on salt-trea tedro ads:
R due tosalt build-up on the brake disks and
brakepads, the braking dis tance can increase
conside rably or result in braking only on one
side
R maintain a much greater safe dis tance tothe
ve hicle in front
To preve nt salt build-up:
R brake occasionally while paying attention to
th e tra ffic conditions R
carefully depress the brake pedal at the end
of the journey and when starting the next
journey
Plug-in hybrid: obser vethe no tes in the Supple‐
ment. Otherwise, you may failto recognise dan‐
ge rs. ECO
start/s top function Ope
ration of the ECO start/s top function
Ve hicles without a 48 V on-board electrical
sy stem (EQ Boost technology)
Plug-in hybrid: obser vethe no tes in the Supple‐
ment. Otherwise, you may failto recognise dan‐
ge rs.
Mercedes-AMG vehicles: observeth e no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers.
The engine is switched off au tomatically in the
fo llowing situations if all vehicle conditions for
an automatic engine stop are me t:
R vehicles with manual transmission: you
brake theve hicle, shift into transmission position
005Cwhen tr avelling at a low speed
and then release the clutch pedal.
R vehicles with automatic transmission:
yo u brake theve hicle toast andstill in trans‐
mission position 005Bor005C.
Ve hicles with automatic transmission:
If yo u swit chon the HOLD function or select a
transmission position other than 005E, the engine
will automatically stop in thefo llowing situa‐
tions:
R youstop behind a vehicle that is pulling
aw ay.
R youstop at a stop sign when there is no vehi‐
cle in front of you.
R you turn thesteering wheel hard at a low
speed.
The engine is restar ted automatically if:
R vehicles with manual transmission: you
depress the clutch pedal.
R vehicles with automatic transmission: in
transmission position 005B,youre lease the Driving and pa
rking 175 

brake pedal when
the HOLD function is not
active.
R vehicles with automatic transmission:
yo u shift into transmission position 005Bor
005E.
R you depress the accelerator pedal.
R an automatic engine start is necessar y.
If th e engine was switched off bythe ECO start/
st op function and you lea vetheve hicle, a warn‐
ing tone sounds and the engine is not restar ted.
The display message Vehicle is operational
Switch off the ignition before exiting also
appears in the multifunction displa y.Ifyo u do
not swit choff the ignition, the ignition is auto‐
matically switched off af terth re e minutes.
Ve hicles with a 48 V on-board electrical sys‐
te m (EQ Boo sttech nology)
The engine is switched off automatically in the
fo llowing situations if all vehicle conditions for
an automatic engine stop are me t:
R you brake theve hicle toast andstill in trans‐
mission position 005Bor005C. R
you depress the brake pedal while tr avelling
at a low speed.
If yo u swit chon the HOLD function or select
ano ther transmission position 005E,the engine will
automatically stop in thefo llowing situations:
R youstop behind a vehicle that is pulling
aw ay.
R youstop at a stop sign when there is no vehi‐
cle in front of you.
R you turn thesteering wheel hard at a low
speed.
The engine is restar ted automatically if:
R youre lease the brake pedal in transmission
position 005Bwhen the HOLD function is not
active and one of thefo llowing conditions is
given:
- the drive program Aor; is not
selected
- the drive prog ram A or; is selec‐
te d but theve hicle does not start to
mo ve. -
the drive prog ram A or; is selec‐
te d, theve hicle mo ves at a speed of more
th an 20 km/h and Glide mode is not acti‐
va ted.
R you en gage transmission position 005Bor005E.
R youre lease the brake pedal, theve hicle is
not in Glide mode and it starts tomo veon a
ge ntle downhill gradient at a speed below
3 km/h.
R you depress the accelera tor pedal.
R an auto matic engine start is necessar y.
If th e engine was switched off bythe ECO start/
st op function and you lea vetheve hicle, a warn‐
ing tone sounds and the engine is not star ted
again. The display message Vehicle is opera-
tional Switch off the ignition before exiting also
appears in the multifunction displa y.Ifyo u do
not swit choff the ignition, the ignition is auto‐
matically switched off af terth re e minutes. 176
Driving and pa rking 

speed and
the transmission is in position 005B
or 005E.
0009 Tomanoeuvre with an open driver's door,
open the driver's door while stationary and
engage transmission position 005Bor005E
again.
Engaging drive position D 0007
Depress the brake pedal and push the
DIRECT SELECT le ver down past thefirst
point of resis tance.
The transmission position displ aysho ws005B
in the multifunction displa y.
When the automatic transmission is in transmis‐
sion position 005B, it shiftsthege ars automati‐
call y.This depends on thefo llowing factors:
R the selected drive prog ram
R the position of the accelera tor pedal
R the driving speed Manual
gearshifting 000A
WARNING Risk of skidding and of an
accident due toshifting down on slippery
ro ad sur faces
If yo u shift down on slippery road sur faces to
inc rease the engine braking ef fect, the drive
wheels may lose traction. 0007
Do not shift down on slippery road sur‐
fa ces toinc rease the engine braking
ef fect. When
the automatic transmission is shif tedto
position 005B,you can manually shift it with thest
eering wheel gearshift paddle. If permit ted, the
automatic transmission shifts tothe next gear
up or down depending on thesteering wheel
ge arshift paddle being pulled.
Yo u ha vetwo options tomanually shift the auto‐
matic transmission:
R temp orary setting
R permanent setting
The gears shift automatically when manual gear‐
shifting is deactivated.
Te mp orary setting: 0007
Toactivate: pullsteering wheel gearshift
paddle 1or2.
Manual gearshifting is activated for a short
time. The cur rent gear is displa yed in the
multifunction displa y.
0009 How long the manual gearshifting stay s acti‐
va ted is dependant on the driving style. 0007
Toshift up: pullsteering wheel gearshift
paddle 2. 0007
Toshift down: pullsteering wheel gearshift
paddle 1. Driving and parking
18 5 

0007
Todeactivate: pullsteering wheel gearshift
paddle 2and hold it in place.
The transmission position 005Bappears in the
multifunction displa y.
Pe rm anent setting: 0007
Change todrive prog ram
= (0013 page180). 0007
Select drive program Manual
(0013 page 180).
Plug-in hybrid: obser vethe no tes in the Supple‐
ment. Otherwise, you may failto recognise dan‐
ge rs.
Mercedes-AMG vehicles: observeth e no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers. Gearshift
recommendation Mercedes
-AMG vehicles: observeth e no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers.
The gearshift recommendation assists you in
adopting an economical driving style. 0007
Ifge arshift recommendation message 1is
shown on the multifunction displa y,shift to
th ere commended gear. Using kickd
own Mercedes-AMG
vehicles: observeth e no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers. 0007
Maximum acceleration: depress the accel‐
erator pedal be yond the pressure point.
The automatic transmission shifts up tothe next
ge ar when the maximum engine speed is
re ached toprotect the engine from overrev ving. Glide mode function
Plug-in
hybrid: obser vethe no tes in the Supple‐
ment. Otherwise, you may failto recognise dan‐
ge rs.
Mercedes-AMG vehicles: observeth e no tes in
th e Supplement. Otherwise, you may failto rec‐
ognise dangers.
Wi th an anticipatory driving style, Glide mode
helps youto reduce fuel consum ption.
Glide mode is characterised bythefo llowing:
R the combustion engine is disconnected from
th e driv etra in and the engine continues to
ru n in neutral.
R the transmission position 005Bis displa yed in
green in the multifunction displa y.
R vehicles with a 48 V on-board electrical
sy stem (EQ Boost technology): the com‐
bustion engine is switched off depending on
th e driving situation. All of theve hicle func‐
tions remain active. 18 6
Driving and pa rking 

Glide mode is activated if
thefo llowing condi‐
tions are me t:
R drive program ;is selected.
R the speed is within a suitable range.
R thero ad's course is suitable, e.g. no steep
uphill or downhill inclines or tight bends.
R there is no trailer coupled tothe trailer hitch,
and no bicycle rack fitted.
R you are no lon ger depressing the accelera tor
or brake pedal. 0009
Glide mode can also be activated if you ha ve
selected the "Eco" setting forth e drive in the
drive prog ram =.
Glide mode is deactivated again if one of the
conditions is no longer met.
Glide mode can also be pr evented bythefo llow‐
ing parame ters:
R incline
R downhill gradient
R temp erature R
height
R speed
R operating status of the engine
R traffic situation
0009 Glide mode can be ended bypressing the
ri ght-hand steering wheel gearshift paddle
(0013 page185). Problems with th
e transmission Problem
Possible causes/consequences and 0050
0050Solutions
The transmission has a faulty gear
shift. The transmission is losing oil. 0007
Have the transmission checked at a qualified specialist workshop immediatel y.
The acceleration characteristics are
de teriorating.
The transmission no longer shifts gear. The transmission is in emer
gency operation mode.
It is only possible toshift toone gear and reve rsege ar. 0007
Pull over and stop theve hicle, paying attention toroad and traf fic conditions. 0007
Switch the transmission toposition 005D. 0007
Switch off the engine. Driving and parking
187 

Problem
Possible causes/consequences and 0050
0050Solutions 0007
Wait at least ten seconds be fore re starting the engine. 0007
shift the transmission toposition 005Bor005E.
If 005B is selected, the transmission only shifts toone gear; if 005Eis selec ted, the transmission shifts to
re ve rsege ar. 0007
Have the transmission checked at a qualified specialist workshop immediatel y.Fu
nction of the 4MATIC
4MATIC ensures that all four wheels are driven
when needed. Toget her with ESP ®
and 4ETS,
4MATIC impr ovesth e traction of your vehicle
whene ver a driven wheel spins due toinsuf fi‐
cient traction.
If yo ufa ilto adapt your driving style, 4MATIC can
neither reduce therisk of an accident nor over‐
ri de the la wsof ph ysics. 4MATIC cannot take
account of road, weather and traf fic conditions.
4MATIC is only an aid. You are responsible espe‐
cially for maintaining a safe dis tance from the
ve hicle in front, forve hicle speed, for braking in
good time and forst ay ing in lane. 0009
In wint ryroad conditions, the maximum
ef fect of 4MATIC can be achie ved only if you
use winter tyres (M+S tyres), with sn ow
ch ains if necessar y. Re
fuelling Re
fuelling theve hicle 000A
WARNING Risk offire or explosion from
fuel
Fu els are highly flammable. 0007
Fire, naked flames, smoking and crea‐
tion of spar ksmust be avoided. 0007
Swit choff the ignition and, if available,
th est ationary heater, before and while
re fuelling theve hicle. 000A
WARNING Risk of inju ryfrom fuels
Fu els are poisonous and hazardous to your
health. 0007
Do not swallow fuel or let it come into
contact with skin, eyes or clo thing. 0007
Do not inhale fuel vapour. 0007
Keep children away from fuel. 0007
Keep doors and windo wsclosed du ring
th ere fuelling process. 18 8
Driving and pa rking 

To
pping up AdBlue ® 0007
Screw disposable hose 1onto thefiller
neck of theve hicle until hand-tight. 0007
Lift up and tip AdBlue ®
re fill canis ter2.
The filling process stops when theAd Blue ®
ta nk is compl etely full.
Ad Blue ®
re fill canis ter2 can be remo ved
when it has been only partially em ptied. 0007
Unscr ew and close disposable hose 1and
Ad Blue ®
re fill canis ter2 inreve rse order. 0007
Replace theAd Blue ®
fuel filler cap and turn it
clockwise. 0007
Close the fuel filler flap. 0007
Swit chon the ignition for at least 60 sec‐
onds.
0009 Ifth eve hicle could not be star ted as the
Ad Blue ®
tan kwa s em pty, it can take up to
60 seconds forth ere fill to be de tected. 0007
Start theve hicle.
0009 Avoid storing AdBlue ®
re fill con tainers per‐
manently in theve hicle. Pa
rking Pa
rking theve hicle 000A
WARNING Risk of accident and inju ry
caused byan insuf ficiently secu redve hi‐
cle rolling away.
If th eve hicle is not securely par ked suf fi‐
ciently, it can rollaw ay in an uncont rolled
wa yev en at a slight downhill gradient. 0007
Ensure that the par kedve hicle is alw ays
properly secured against rolling away as
fo llo ws: R
on uphill or downhill gradients, turn
th e front wheels so that theve hicle
ro lls towa rdsth eke rb if it starts
moving.
R apply the parking brake.
R vehicles with automatic transmis‐
sion: shift the transmission toposi‐
tion 005D.
R vehicles with manual transmission:
engage firs t0047 orreve rsege ar 005E. 000A
WARNING Risk offire caused byhot
ex haust sy stem parts
Flammable material such as lea ves, grass or
twigs may ignite if they come into contact
wi th hot parts of theex haust sy stem or
ex haust gasflow. 0007
Park theve hicle so that no flammable
material can come into con tact wi thhot
ve hicle components. 0007
In particular, do not park on dry grass‐
land or har vested grain fields. 194
Driving and pa rking