#
Nevertouc hthe danger zone sur round‐
ing movin gcomponent parts ,e.g.t he
ro tatio na reaoft hefan. #
Remo vejewe lrya nd watches. #
Keep items of clo thing and hair away
from moving parts. &
WARNING Risk of bu rnsf romh otcom‐
ponent parts in thee ngine compartment
Cer tainc omponents in thee ngine compart‐
ment can be very hot, e.g. thee ngine, the
ra diator and parts of thee xhau stsystem. #
Allowthe engine tocool down and only
to uc hc omponent parts desc ribed in the
fo llowing. If
yo uh ave tocar ryout an yworkint he engine
compartment, touc ho nlyt he following compo‐
nents:
R Hood
R Engine oil filler openin gcap
R Washer fluid reser voir cap
R Coolant expansion reser voir cap #
Open theh ood (/ page185). #
Remo vedirtfromw ater drain valve 2 of air
intak ebox1 . Draining
thef uel filter &
WARNING Danger of fire and explosion
due tofuel
Fu els ar ehighly flammable. #
It is essential toavoid fire ,o pen flames,
smokin gand creating spar ks. #
Befor efilling up, switc hoffthee ngine,
and, if applicable, thea uxiliar yheating. &
WARNING Risk offire and explosion due
to fuel
Fu els ar ehighly flammable. Ther eisarisk of
fi re and explosion due tocontact wi thhot
component parts. #
Allowthe engine and thee xhau stsys‐
te mtoc ool down. *
NO
TEEngine damag eduetodela yed
drainag eofthe fuel filter Ve
hicles with adiese lengine: delayed
drainag eofthe fuel filter can lead toengine
damage.
If the 003A indicator lam plights up, drain the
fuel filter immediately. +
ENVIRONMENTAL
NOTEEnvironmental
pollution du etodisposal in anon-envi‐
ro nmental ly-friendly manner #
Dispose of thew ater/fuel mixtur einan
environmentally-friendly manner. OM642 engine
#
Park thev ehicle in asafel ocation and secure
it agains trolling away. #
Switc hoffthea uxiliar yheating
(/ page106). #
Switc hoffthee ngine. #
Open theh ood (/ page185). 19 2
Maintenance and care
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
00E2
Refill Additive Starts
until Emerg .Op.: XXX
See Operator's Manual *I
na ddit ion, they ello wD EFindicator lam plight supa ndaw arning
to ne sounds.
The DEF supply ha sfallen belo wthe reser vemar k.
Af tert he messag eappear sfor thef irst time ,the remaining DEF sup‐
ply willl astfor appr oxima tely 12 00 mile s(19 00 km) .The engine can
th en onl ybestarted ano ther 16 times. The numbe rofremaining
engine starts XX(16to1)iss hown inthem essag eevery time the
engine is star ted. #
Addatl east2.5gal(9. 5l)ofD EF (/pag e137).The 00E2 DEF
indica torlamp onl ydisappea rswhen thev ehicle is stationar y,at
th el ates tafter 20 seconds, as soon as yous wit ch on thei gni‐
tion or star tt he engine af tert opping up.
00E2
Refill Additive Emer-
gency Op.: XXX mph See
Operator's Manual *
In addition, they ello wD EFindicator lamp 00E2lightsupont he
instrument clus tera nd aw arning tone sounds.
If the Refill Additiv eEmergency Op.: XXX mph See Operator's Man-
ual displa ymessag eisshown, youc an only driv ethe vehicle at a
maximum speed of 5mph (8 km/h). #
Addatl east2.5gal(9. 5l)ofD EF (/pag e137).
Th eD EF indica torlamp 00E2 only disappea rswhen thev ehicle
is stationar y,at thel ates tafter 20 seconds, as soon as you
switc hont he ignition or star tt he engine af terr efilling.
0099
Additive System Fault
See Operator's Manual *
In addition, they ellow 00B9CheckEngine warning lam ponthe
instrument clus terl ights up and awarning tone sounds.
The DEF reducing agent is con taminated, diluted or is no tcompliant
wit hISO 222 41 . #
Have theD EFsuppl ytank cleaned an drefilled at aqualified spe‐
cialis tworks hop as soon as possible.
0099 Additive System Fault
Starts until Emerg. Op.:
XXX See Operator's Man-
ual *
In addition, they ellow 00B9CheckEngine warning lam ponthe
instrument clus terl ights up and awarning tone sounds.
The DEF reducing agent is con taminated, diluted or is no tcompliant
wit hISO 222 41 .
The exhaus tgas af tertre atment sy stem is defectiv eoranemissions-
re leva nt malfunction ha soccu rred. This malfunction or defect can
damag ethe exhaus tgas af tertre atment sy stem.
Af tert he messag eappear sfor thef irst time ,the engine can onl ybe
st ar teda nother 10 times. The numbe rofremaining engine starts XX
(1 0to1)iss hown inthem essag eevery time thee ngine is star ted. #
Visit aq ualified specialis tworks hop immediately.
0099 Additive System Fault
EmergencyO p.: XXX
mph See Operator's
Manual *
In addition, they ellow 00B9CheckEngine warning lam ponthe
instrument clus terl ights up and awarning tone sounds.
Yo uc an only driv ethe vehicle at amaximum speed of 5mph
(8 km/h). #
Visit aq ualified specialis tworks hop immediately. Displa
ymessages and warning and indicator lamps 275
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
x
Vehicle Tracker has
been activated. Details:
see manual or associ-
ated mobile app. or
Vehicle locating activa-
ted –see manual or
mobile app. *T
hevehicle features activated services from Mercedes PRO.
Locatin gthe vehicle ma ybepossible within thef rame workof
Mercedes PR Oconnect. #
Chec kthe status of thea ctivated services at http://
mercedes.pro. #
Ask thev ehicle owner fort he de tails.
g
Step Not Extended See
Operator's Manual or
Step Not Extended Mal-
function *T
he electrical step is not, or is onl ypartially ,extended. #
Ensu rether eiss ufficient clea rance fort he electrical step. #
Open or close thes liding door again. #
Ifth ee lectrical step does no tcomple tely ex tend again, push it in
manually (emergency release) (/ page58). #
Infor mpassen gers that thes tepism issing befor etheye xit the
ve hicle.
g
Step Not Retracted See
Operator's Manualor
Step Not Retracted Mal-
function *T
he electrical step is not, or is onl ypartially ,retra cted. #
Ensu rether eiss ufficient clea rance fort he electrical step. #
Open or close thes liding door again. #
Ifth ee lectrical step does no tcomple tely retract again, push it in
manually (emergency release) (/ page58). Lights
Displa
ymessa ges
Possible causes/consequences and 0050 0050Solutions
Adaptive Highbeam
Assist Camera View
Restricted See Opera-
tor's Manual *
The camer aviewisr educed. Possible causes:
R Dirtont he windshield in thec amera's field of vision
R Heavy precipitation or fog
Driving sy stems and driving saf etys ystems ma ybem alfunctioning
or temp orarily una vailable.
When thec auses ha vebeen eliminated, thed riving sy stems and
driving saf etys ystems ar eavailable again.
If th ed ispla ymessag edoes no tgoout: #
Stop in asafel ocation. #
Clean thew indshield.
Adaptive Highbeam
Assist Currently Unavail-
able See Operator's Man-
ual *A
daptiv eHighbeam Assis tistemporarily una vailable.
The sy stem limits ha vebeen reached (/ page86). #
Continue driving.
When thec auses ha vebeen eliminated, thes ystemw ill be avail‐
able again. The displa ymessage AdaptiveHighbeam Assist Now
Available appears. Displa
ymessages and warning and indicator lamps 281
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
Adaptive Highbeam
Assist Inoperative *A
daptiv eHighbeam Assis tismalfunctioning. #
Visit aq ualified specialis tworks hop.
0049
Switch On Headlamps *Y
ou ar edriving without alow beam. #
Turn thel ight switc htoposition 0058.
or #
Turn thel ight switc htothe0058 position.
0049
Switch Off Lights *Y
ou ar eleaving thev ehicle and thel ight is still switched on. #
Turn thel ight switc htoposition 0058.
0049
Auto Lamp Function
Inoperative *T
he light sensor is malfunctioning. #
Visit aq ualified specialis tworks hop.
0049
Malfunction See Opera-
tor’s Manual *T
heexterior lighting is malfunctioning. #
Visit aq ualified specialis tworks hop.
* Ve hicles with traile rhitch:af use mayhaveb lown. #
Stop in accordance wit hthe tra ffic conditions. #
Chec kthe fuses, and replace them if necessary(/ page211).
0049 Check Left Low
Beam (examp le) *T
he bulb in question is faulty. #
Visit aq ualified specialis tworks hop.
or #
Chec kwhether changing theb ulb is permitted. Indicator and
warning lamps Overvie
wofindicator and warning lamps When
thei gnition is switched on, man ysystems
per form aself-test. Som eindicator and warning
lamps ma yswitc honorf lashtemp oraril yduring
th is time. This behavior is no cause fora larm.
These indicator and warning lamps indicat ea
malfunction onl yiftheylight up or flash af tert he
engine has been star tedord uringajourne y.
Indicator and warning lamps:
0058 Lo
wb eam (/ page84)
0060 Pa
rking lamps (/ page84)
0057 High beam (/
page 85)
003E003D Tu
rn signal lights (/ page85)
005E Re
ar fogl ight (/ page84) 00E9
Seat bel
tnotfast ened
(/ page289)
0027 and
004D USA: Brakes (red) (/
page283)
004D Canada: Brakes (red) (/
page283)
004D Brakes (yellow) (/
page283)
0025 ABS malfunction (/
page283)
002E Off-road
gear
00E5 ESP®
(/ page283)
00BB ESP®
OFF (/ page283)
00D4 Ac
tiveB rake Assi stswitched off
(/ page148)
0049
and 0024 USA: Electric parking brak
eapplied
(red) (/ page283) 282
Displa ymessages and warning and indicator lamps
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0024
and
0049
Re de lectric parking
brak eapplied indicator
lam p(USA) lights up
0024
Re de lectric parking
brak eapplied indicator
lam p(Canada) lights up
0024 Elect ricp arkin gb rake
malfunctionin gyellow
indicator lam plight sup Ve
hicles with electric parking brake: ther ed and yello we lect ric
parking brak eindicator lamps light up.
* Meaning of thei ndicator lamps:
R The electric parking brak ered indicator lam plights up: thee lec‐
tric parking brak ehas been applied.
R The electric parking brak eyello windicator lam plight sup:the
electric parking brak eismalfunctioning. #
Obser vethem essages on them ultifunction displa y. #
Switc hthe ignition of fand bac kon. #
Ifth ef ault messag epersists ,consult aqualified specialis twork‐
shop. #
If it is no tpossible torelease thee lectric parking brake, do not
driv ethe vehicle.
0024 and
0049
Re de lectric parking
brak eapplied indicator
lam p(USA) flashes
0024 Re de lectric parking
brak eapplied indicator
lam p(Canada) flashes
0024
Elect ricp arkin gb rake
malfunctionin gyellow
indicator lam plight sup Ve
hicles with electric parking brake: thee lectric parking brak ered
indicator lam pflashes. The electric parkin gbrake yello wi ndicator lamp
light sup.
* Meanin gofthe indicator lamps:
R The electric parking brak ered indicator lam pflashes: thea ctiva‐
tion status of thee lectric parking brak eisunknow n.
R The electric pa rking brak eyello windicator lam plight sup:the
electric parking brak eismalfunctioning. #
Obser vethem essages on them ultifunction displa y. #
Switc hthe ignition of fand bac kon. #
Enga geand release thee lectric parking brak eusing thes witch
while depressing theb rake pedal. #
Ifth ef ault messag epersists ,parkt he vehicle on le velg round and
secur eitagains trolling away ( /pag e143). #
Consult aqualified specialis tworks hop. #
When ther ed indicator lam pflashes, thev ehicle mus tnotbe
driven as theb rake system ma yoverheat. 284
Displa ymessages and warning and indicator lamps
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0024
and
0049
Re de lectric parking
brak eapplied indicator
lam p(USA) lights up
0024
Re de lectric parking
brak eapplied indicator
lam p(Canada) lights up
0024 The electric parking
brak emalfunctioning yel‐
lo wi ndicator lam pdoes
no tlight up Ve
hicles with electric parking brake: thee lectric parking brak ered
indicator lam plight sup. The elect ricp arkin gb rake yello wi ndicator
lam pdoes no tlight up.
* Meanin gofthe indicator lamps:
R The electric parking brak ered indicator lam plights up: thee lec‐
tric parking brak ehas been applied.
R The electric parking brak eyello windicator lam pdoes no tlight up:
th er ea reno faults wit hthe electric parking brake. #
Do no tdrive thev ehicle if thee lectric parking brak ehas been
applied.
0024 and
0049
Re dp arking brake
applied indicator lamp
(USA) lights up
0024
Re dp arking brake
applied indicator lamp
(Canada) lights up Ve
hicles with manual parking brake: thep arking brak ered indicator
lam plights up.
* Meaning of thei ndicator lamp:
R The parking brak ered indicator lam plights up: thep arking brake
has been applied. #
Do no tdrive thev ehicle if thep arking brak ehas been applied.
004D
Brak esystemw arning
lam p(yellow) The brak
esystemy elloww arning lam plight supw hilethee ngine is on.
* &
WARNING Risk of an accident du etoabrake system mal‐
function
If th eb rake system is malfunctioning, braking characteristic smay
be impaired. #
Driv eonc arefull y. Displ
aymessa gesa nd warning and indicator lamps 285
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
004D
and
0027
Brak ewarning lam p(red)
(USA) Onl
yint he USA: The brak esystem redw arning lam plight supw hilethe
engine is on.
* Po ssible cause:
R The brakepads ha vereached their wear limit. &
WARNING Risk of accident du etorestricted braking po wer
When theb rake pads ha vereached their wear limit ,the braking
po we rm aybe restricted. #
Driv eonc arefully. #
Have theb rake system checkedi mmediately at aqualified
specialis tworks hop. #
Driv eonc arefully. #
Consult aqualified specialis tworks hop immediatel y.
0075 Re stra int sy stem warning
lamp The
restra int sy stem redw arning lam pislit while thee ngine is on.
*The restra int sy stem is malfunctioning. &
WARNING Risk of inju rydue tomalfunctions in ther estraint
sy stem
If th er estraint sy stem is malfunctioning, restra int sy stem compo‐
nent smaybe triggered unintentionall yormaynotd eplo yasi nten‐
ded during an accident .This ma yaffect theE mer gency Tensioning
Device sorairbags, fore xamp le. #
Have ther estraint sy stem checkeda nd repaired immediately
at aq ualified specialis tworks hop. #
Driv eonc arefully. #
Obser vethem essages on them ultifunction displa y. #
Consult aqualified specialis tworks hop immediatel y.
00E5 ESP ®
wa rning lam plights
up The ESP
®
ye llo ww arning lam plight supw hilethee ngine is on.
* ESP ®
is malfunctioning.
Other driving sy stems and driving saf etys ystems ma yalso be mal‐
functioning. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning ,ESP ®
canno tcarry out vehicle stabiliza‐
tion. In addition ,other driving saf etys ystems ar eswitched off. #
Driv eonc arefull y. #
Have ESP ®
ch eckedataq ualified specialis tworks hop. #
Driv eonc arefully. #
Obser vethem essages on them ultifunction displa y. #
Visit aq ualified specialis tworks hop. Displa
ymessages and warning and indicator lamps 287
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00B9
Engine diagnosis warning
lamp The
yello wC heckEngine warning lam plight supw hilethee ngine is on.
*A malfunction has occur redint he engine, thee xhau stsystem or the
fuel sy stem.
The emissions limit value ma yhave been exceeded and thee ngine
ma yber unninginemergency ope ratio nm ode. #
Have thev ehicle checkedass oon as possible at aqualified spe‐
cialis tworks hop. Ti
res Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0077
Ti re pressur emonitoring
sy stem warning lamp
fl ashes The
yello wt irep ressur emonitoring sy stem warning lam p(pressure
loss/malfunction) flashes forr oughly one minut eand then lights up per‐
manentl y.
*The ti repressur emonitoring sy stem is malfunctioning. &
WARNING Thereisar isk of an accident if thet irep ressure
monitoring sy stem is malfunctioning
If th et irep ressur emonitoring sy stem is malfunctioning, it is not
able toissue awarning if ther eisp ressur eloss in one or mor eof
th et ires.
Un derinflated tires ma y,fore xamp le, impair thed riving, steering
and braking characteristics. #
Have thet irep ressur emonitoring sy stem checkedataq uali‐
fi ed specialis tworks hop. #
Visit aq ualified specialis tworks hop.
0077
Ti re pressur emonitoring
sy stem warning lamp
light sup The tir
epressur emonitor yello ww arning lam p(pressur eloss/malfunc‐
tion )light sup.
*The tir epressur emonitor has de tected atirep ressur elossinatl east
one tire. &
WARNING Risk of an accident du etoinsufficient tir epres‐
sure
Ti re pressures that ar etoo lo wpose thef ollowing hazards:
R The tires ma yburst,e speciall yasthe load and vehicle speed
increase.
R The tires ma ywear excessively and/or une venly, whic hmay
greatl yimp air tir etraction.
R The drivin gcharacteristics, as well as steering and braking,
ma ybeg reatl yimp aired.
Yo uc oul dthen lose contro lofthevehicle. #
Obser vether ecommended tir epressu re. #
Adjus tthe tir epressur eifn ecessar y. Displ
aymessa gesa nd warning and indicator lamps 291