heating MERCEDES-BENZ SPRINTER 2019 MY19 with Base Radio Operator’s Manual

3-zone automatic climat
econtrol overview 1
0082 Setsthet emperature
2 Display
3 0097 Setsthea irflow
4 Ve
hicles with
windshield heating: switches
windshield heating on/off
(/ page98)
5 Vehicles wit hstationary
heater or heater boos ter:
003B switches thes tation‐ ar
yh eater or heater boos ter
on/off(/ page100)
6 Vehicles wit hrear window
defros ter: 006C switches
re ar wind owdefros ter
on/of f(/ pag e98)
7 0089 Switches air-recircula‐
tion mode on/off
(/ page98)
8 0064 Switches windshield
defrosting on/off
(/ page97)
9 008F Adjusts thea ir distri‐
bution (/ page97) A
005A Switche sthe A/C
function on/off
(/ page96)
B 0058 Automatically controls
th ec limat econt rol, front
(/ page96) and rear com‐
partment (/ page97)
C 0015 Switches synchroniza‐
tion on/of f(/pag e97)
D /00A4
Vehicles with
dual-zone climat econt rol
sy stems: adjusts ther ear
compartment climat econ‐
trol/
re ar compartment heating
(indicator lam pflashes)
(/ page96)
% The indicator lamps on
theb uttons signal
th at thef unction in question has been activa‐
te d. Operating climat
econtrol sy stems Switching
thec lima tecontrol sy stem on or
off #
Toswitc hon:setthe air flow to1orh igher
on thef ront-compartmen tmenu. #
Toswitc hoff:setthe air flow to0orOFF on
th ef ront-compartmen tmenu.
OFF appear sonthe climat econt rols ystem
displa y.
% When
thec limat econt rols ystemiss witched
off, thew indo wsmayfog up mor equickl y.
Switc hthe climat econt rols ystemo ffonly
brief ly. Climat
econtrol 95

%
If
th ef ront-compartmen tsystemh as already
been switched on and ther ear-compartment
sy stem has been switched off, youc an
swit chit on byturning up thef an on ther ear-
compartment menu. If thef ront-compart‐
ment sy stem is switched on, ther ear-com‐
partment sy stem will automaticall yswitc hon
as well. Ad
justin gthe rear comp artment climat econ‐
trol Re
quirements:
R The climat econtrol sy stem has been
switched on (/ page95).
Switching on thet emperatur eand airflow
and adju sting dual-zone and 3-zone automatic
climat econtrol #
Press the /
00A4 button.
The indicator lam ponthe /00A4
but‐
to na nd the /
00A4 symbol on thec li‐
mat econt rols ystemd ispla ywillflash.
The displa yswit ches tothet emperatur eand
th eb lowe rint herear menu. #
Use rocker switches 0082and0097 toset
th er equired temp eratur eand air flow onthe
re ar menu.
% If
th er ea resignificant dif fere nces between
th et emperatur esettings of thef ront and rear
sy stems, these cann otbe controlled accu‐
ra tely.
% If
th er ear compartment climat econtrol has
been swit ched off, youc an swit chit on auto‐
matically bypressing the0015 button.
Dependin gonthevehicle equipment, climate
contro lswitches on theo verhead air-conditioning
sy stem or rear compartment heating as requ ired:
R Ve
hicles with an overhead air-condition‐
ing sy stem: ther ear compartment can be
cooled onl y.
R Ve
hicles with rear comp artment heating:
th er ear compartment can be heated onl y.Switching of
frear compa rtment air condition‐
ing with dual and 3-zone automatic climate
control #
Press the /
00A4 button. #
Ifth ei ndicator lam ponthe /00A4
but‐
to na nd the /
00A4 symbol on thec li‐
mat econt rols ystemd ispla yflash, se tthe air‐
fl ow to0ont herear menu.
% Indicator lam
pon:rear compartment climate
control has been swit ched on.
Indicator lam poff:r ear compartment climate
control has been switched off.
Indicator lam pflashes: thes etting mode of
th er ear compartment climat econtrol is
active. Swit
ching theA /C function on and off Re
quirements:
R The climat econtrol sy stem has been
switched on (/ page95).
The A/C function cont rols thec limat eand dries
th ea ir inside thev ehicle. #
Press the005A button.
% Switc
hofftheA /C function onl ybrief ly.O th‐
erwise, thew indo wscould fogupf aster.
% Condensation ma
yleak from theu nderside of
th ev ehicle in cooling mode. This is no tasign
of ad efect. Au
tomaticall yregulating climat econtrol Re
quirements:
R The climat econtrol sy stem is switched on
(/ page95).
Switching on automatic climat econtrol
In automatic mode, thet emperature, air flow and
air distribution ar eregulated and kept cons tant. #
Press the0058 button.
The displa ywill sho wthe temp erature. The
air flow and air distribution will disappear from
th ed ispla y.
If th er ear-compartment climat econtrol has
been swit ched on, thes etting fort he rear
compartment is car ried over. 96
Climat econt rol

Switching of
fautomatic climat econtrol #
Use the0097 rocker switc htochangethe air‐
fl ow setting and air distribution
(/ page97) .
Th eo ther settingr emainsunaf fected bythe
ch ange. Au
tomaticall ycontrolling the climat econtrol
in the rear comp artment Re
quirements:
R Rear-compartment climat econtrol has been
swit ched on (/ page96).
In automatic mode, thet emperature, air flow and
air distribution ar eregulated and kept cons tant. #
Press the /
00A4 button. #
Press the0058 button.
% Even if
thef ront-compartmen tsystemisin
automatic mode, ther ear-compartment sys‐
te mc anexit automatic mode if youa djust
th eb lowe ront herear-compartment menu.
% If
th ea ir is cooled and thed rive r,front
passenger or sliding door is opened, ther ear
air conditioning sy stem blo werist urned
down af tera round 15minutes.
When all door shave been closed again, the
blo werw illber esettot he pr evious setting
af te ra round one minute. Information on
thea ir distribution settings The symbols on
thed ispla yindicat ethe vents
th ro ugh whic hthe air is being directed.
TEMPMATIC R 0087 Defros tera nd center vents
R 008F Allvents
R 009C Center vents
R 009F Center and foot we llve nts
3-zone au tomatic clima tecontrol
R 0061 Defros terv ents
R 0087 Defrost er and center vents
R 008F Allvents
R 0086 Defros tera nd foot we llve nts
R 009C Center vents
R 009F Center and foot we llve nts
R 009B Footwe llve nts Settin
gthe air distribution Re
quirements:
R The climat econtrol sy stem is switched on. #
Press the008F button repeatedl yuntil the
desired air distribution appear sinthe air con‐
ditioning sy stem displa y. Switching
thes ynchronization function on
and off Re
quirements:
R The climat econtrol sy stem has been
switched on (/ page95).
The synchronization function cont rols thec limate
cont rolfunction centrally .The settings fort he
te mp eratur eand air flow inthef ront zonea re
automaticall yadop tedf or ther ear zone. #
Press the0015 button.
% If
th er ear-compartment climat econtrol has
been swit ched off, youc an swit chit on auto‐
matically bypressing the0015 button. Re
moving condensatio nfromt he windo ws Misting on
thei nsid eofw indows #
Press the0064 button.
When thew indshield defros teriss witched on,
th et emperatur eand air flow canno tbeadjus‐
te d. #
Invehicles wit haheating sy stem and aman‐
ual air-conditionin gsystem, also close the
side and center air vent (/ page 98) as well
as thea irve nts fort he rear compartment
(/ page99). #
Vehicles with dual or 3-zone automatic cli‐
mat econtrol: pressthe005A button and, if
necessar y,use the008F button todirect the
air ont othe windshield 0061. #
Increase thea irflow as necessar yand close
all air vents (/ page 98). #
Ifth ew indo wsremain fogged up: press
the 0064 button.
When thew indshield defros teriss witched on,
th et emperatur eand air flow canno tbeadjus‐
te d.
0064 or no symbol will appear on thec limate
cont rols ystemd ispla y. Climat
econtrol 97

#
Vehicles with windshiel dheating: press
the button.
#
Close thec enter air vent (/ page 98) and
air vents fort he headroom (/ page99) and
re ar compartment (/ page99).
Mistin gonthe outside of windo ws #
Switc hont he windshield wiper (/ page88). Switching air-recirculation mode on and off
#
Press the0089 button.
The interior air is recirculated.
The ai r-re circulation mode switches of fautom ati‐
cally.
% When air-recirculation mode is switched off,
th ew indo wsmayfog up mor equickl y.Switch
on ai r-re circulation mode only briefly.
Air-recirculation mode au tomatical lyswitches on
in thef ollowing cases:
R at high outside temp eratures
R while thev ehicle is driving in atunnel (only
ve hicles wit h3-zone automatic climat econ‐
trol)
R when thew indshield wiper sareswitched on
(/ page88)
The indicator lam ponthe0089 button will not
light up in this case. Af teram aximu mof
30 minutes, outsid eair is automatically intro‐
duced again. Switching
thew indshield heating on and off %
In
thee vent of high outsid etemperatures,
th ew indshield heating ma ynottur no n. #
Press theb utton fort he windshield heating.
If th ei ndicator lam plights up, thew indshield
heating is switched on.
% The windshield heating switches of
fautomat‐
ically af teraf ewminutes.
% If
th eb atter yvoltag eistoo lo w,it ma ynotbe
possible toswitc hthe windshield heating on.
If th eb atter yvoltag ebecomes tool ow while
th ew indshield heating is in operation, the
windshield heating will swit choffa utomati‐
cally. Switching
ther ear windo wdefros tero noro ff #
Press the006C button.
If th ei ndicator lam plights up, ther ear win‐
do wd efros teriss witched on. Operating air
vents Ad
justin gthe front-compartmen tairve nts &
WARNING ‑Danger of bu rnsorf rostbite
due tobeing tooc lose tothea irve nts
Ve ry hotorv eryc old ai rcan flow from thea ir
ve nts.
Thi scould result in burns or frostbit einthe
immediat evicinity of thea irve nts. #
Makesur ethat all vehicle occupants
alw aysm aintain asufficient dis tance to
th ea irve nts. #
If necessa ry,d irect thea irflow to
ano ther area of thev ehicle interior. #
Toopen or close: hold center2 of air
ve nt 1 and tur nittot he leftorright as far
as it will go. #
Tosetthe air direction: holdcenter 2 of
air vent 1 and swivel it up wards, down‐
wa rds, to thel eftortot heright. 98
Climat econt rol

#
Toopen or close: turnthe adjustment
wheels 1ontheh igh-po werairve nts tothe
lef torr ight as farast heyw ill go.
% Cooled air will
flow out of theh igh-po werair
ve nts. Heating will no tbep ossible .Opent he
high-po werairve nts only in summer du ring
cooling mod eand keep them closed in win‐
te r. Ad
justin gairve nts in ther oof air duct In
vehicles wit hrear-compartment air condition‐
ing, adjus table air vents ha vebeen integrated in
th er oof air duct. #
Adjustin gthe air flow: if necessar y,open or
close thea irflaps in air vents 1. #
Adjustin gthe air distribution: turna irve nts
1 tother equired position. Ve
ntilation nozzles in ther ear &
WARNING ‑Danger of bu rnsorf rostbite
due tobeing tooc lose tothea irve nts
Ve ry hotorv eryc old ai rcan flow from thea ir
ve nts.
Thi scould result in burns or frostbit einthe
immediat evicinity of thea irve nts. #
Makesur ethat all vehicle occupants
alw aysm aintain asufficient dis tance to
th ea irve nts. #
If necessa ry,d irect thea irflow to
ano ther area of thev ehicle interior. Depending on
thev ehicle equipment, ther ew ill
be an air duct or aheater wit hadditional air noz‐
zles in ther ear foot we ll on thel eft-hand side 1.
No object smaybe placed there. Passengers
mus tmaintain asufficient dis tance du etothe
wa rm airflow and air intake. Au
xiliar yheating Fu
nction of thea uxiliar yheating &
DANG ER Risk of fata linjur ydue topoi‐
sonous exhaus tgases
If th et ailpipe is bloc kedors ufficient ventila‐
tion is no tpossible ,poisonous exhaus tgases
suc hasc arbon monoxide ma yenter thev ehi‐
cle. This is thec ase in enclosed spaces or if
th ev ehicle getsstuc kins now, fore xamp le. #
Alwayss witc hthe stationar yheater off
in enclosed spaces without an air
ex traction sy stems, e.g. in garage s. Climate
control 99

#
Keep thet ailpipe and thea reaa round
th ev ehicle free from sno wwhen the
engine or thes tationar yheater ar erun‐
ning. #
Open awindo wont he windwar dside of
th ev ehicle toensur eana dequat esup‐
ply of fresh air. &
WARNING Risk offire due tohots tation‐
ar yh eater components
When thes tationa ryheater is swit ched on,
parts of thev ehicle can become very hot, e.g.
th es tationa ryheater exhaus tsyst em.
Flammable materials suc hasleaves, grass or
twigs ma yignit eift heyc ome int ocontact
wi th:
R hotp arts of thes tationa ryheater exhaust
sy stem
R thee xhau stgasitself
Ther eisar isk offire. #
When thes tationar yheater is swit ched
on, mak esuret hat:
R Hotvehicle parts do no tcome into
contact wit hflammable materials.
R The exhaus tgas can flow out of the
st ationar yheater exhaus tpipe
unhindered.
R The exhaus tgas doe snotcome into
contact wit hflammable materials. *
NO
TEDama getothea uxiliar yheating If
th ea uxiliar yheating is no tused foran
ex tende dperiod of time ,itcan be damaged. #
Switc hthe auxiliar yheating on for
around tenm inutesatl eastonce a
month. *
NO
TEDama getothea uxiliar yheating
due toove rheating If
th eh otair flow is bloc ked, thea uxiliary
heating can overheat and switc hoff. #
Do no tbloc kthe ho tairflow. %
Ve
hicles with modified fuel displa ys:if an
ex tern all yo perated consume risconnec ted
via thec able fort he auxiliar yheater ,this is
no ttaken in toconside ratio nont he "range
re maining" displa yofthe on-boar dcomputer. In
this case, obser vethef uel displa y.The fuel
displa yprovide sthe cur rent le vel.
If yo ua retranspo rting hazardous materials, com‐
ply wit hthe releva nt sa fety regulations. Alw ays
place objects at asufficient dis tance from the
outle topening of thea uxiliar yheating.
Au xilia ryheating worksi ndependentl yofthe
engine and complements thec limat econt rols ys‐
te mint hevehicle. Auxilia ryheating heats thea ir
inside thev ehicle tothes ettemp erature. Hot-water auxiliar
yheater Fu
nction of theh ot-wat er auxiliar yheater
The hot-water auxiliar yheater complements your
ve hicle's climat econt rols ystem, and has a
heater boos ter,auxiliar yheating and auxiliary
ve ntilation function. In addition, thea uxiliary
heating sy stem heats thee ngine coolant topro‐
te ct thee ngine and sa vefuel during thew arming-
up phase. The auxiliar yheatin gheats thea ir
inside thev ehicle tothes ettemp erature. It is not
dependent on theh eat output of ther unning
engine .The auxilia ryheating is operated directly
using thev ehicle's fuel. Forthis reason ,the fuel
ta nk mus thave been filled abo vether eser vefuel
le ve lsot hatthea uxiliar yheating can work.T he
auxilia ryheating automatically adapts its operat‐
ing mode totheo utside temp eratur eand
we ather .Itist herefor epossible that thea uxiliary
heating ma yswitc hfromv entilation toheating
mode or from heating toventilation mode. When
th ee ngine is running ,auxilia ryventilation is not
acti ve.A uxiliar yheating automatically switches
itself of fafter am aximu mof50m inutes.Yo u
canno tuse the" auxiliar yventilation" operating
mode tocool thea ir inside thev ehicle tobelow
th eo utside temp erature. Auxilia ryheating helps
to heat up thev ehicle while thee ngine is running
and at lo woutsid etemperatures.
Operating theh ot-w ater auxiliar yheater dr aws
po we rfromt hevehicle batter y.Therefore, driv ea
re asonabl ylon gd ista nce af terh eating or ventilat‐
ing thev ehicle twice in succession at most.
Au xilia ryheating can be activated onl yattemper‐
atures belo w40°F(4.5 °C).
Switching theh ot-wat er auxiliar yheatin gon
and of fwitht he button
Re quirements:
R The fuel tank is filled abo vether eser vefuel
le ve l. 100
Climat econtrol

Switching auxiliar
yheating on and off #
Toswitc hon:press the003B button. #
Toswitc hoff:press the003B button.
Switching on thes pecified temperature #
Swit chon thei gnition. #
Toswitc hon:press the003B button. #
Toswitc hoff:press the003B button. #
Setthe temp eratur eusing the0082 button. #
Press the003B button.
The redorb lue indicator lam ponthe003B
button goes on or off.
Color softhe indicator lamp:
R Blue: auxiliar yventilation has been switched
on.
R Red:auxilia ryheating has been switched on.
R Yello w: departur etime has been pre-selec‐
te d.
Au xilia ryheating or ventilation switches of fafter
am aximum of 50 minutes.
Swit ching heater boos term ode on and off #
Toswitc hon:star tt he engine. #
Press the003B button. #
Toswitc hoff:press the003B button.
Heater boos term ode willbes witched on at
an outsid etemperatur eoflessthan 32 °F
(0 °C) when necessar y.
% Heater boo
ster mode is available onl yfor
ve hicles wit hhot-water auxiliary heatings. Ad
justin gthe hot-water auxiliar yheaterw ith
the on-boar dcom puter
Re quirements:
R The fuel tank is filled abo vether eser vefuel
le ve l.
R The ignition is switched on.
On-boar dcomputer:
4 Settings 5
Heating
Setting thes witch-on time #
Select Settings. #
Selec tthe desired departur etime.
Ac tivatin gthe departur etime #
Activat ethe departur etime byticking the
box.
% Ensur
ethat A,Ba ndCe achc orrespond to a
programmed departur etime.
% The programmed time
remains se tonlyu ntil
th en exttime thee ngine is star ted.
Selecting prog rammed time #
Setthe requ ired programmed tim eA,BorC.
% The
requ ired prog rammed time A,BorC will
appea ronly if theb oxtoactivat ethe depar‐
tur etime is tic ked. #
Select ther equired programmed time by
swiping lef torright, e.g. A,BorC.
Problems with ho twater auxiliar yheating Problem
Possible causes/consequences and 0050 0050Solutions
FA IL00A3 Signal transmission between transmitter and
vehicle is malfunctioning. #
Chang eyour position in relation tothev ehicle, moving closer if nec‐
essar y.
FA IL Thestar terb atter yisn otsuf ficiently charge d. #
Charg ethe star terb atter y.
The fuel tank is no tfilled up tother eser veleve l. #
Refuel at then eares tgas station.
FA IL0099 Au
xilia ryheating is malfunctioning. #
Have thea uxiliar yheating checkedataq ualified specialis twork‐
shop. Climat
econtrol 101

&
WARNING Risk of accident whe nswitch‐
ing of fthe ignition when driving
If yo us wit ch offt he ignition while driving,
saf etyf unction sare re stricted or no longer
av ailable. This ma yaffect thep owersteering
sy stem and theb rake forc eb oosting, for
ex ample.
Yo uw illthen need touse considerabl ymore
fo rc etos teer and brake. #
Do no tswitc hoffthei gnition while driv‐
ing. &
DANG ER Risk of fata linjuries due to
ex haus tgases
Combustio nengines emit poisonous exhaust
ga ses suc hascarbon monoxide. Inhaling
th ese exhaus tgases is hazardou stohealth
and can lead topoisoning. #
Neverlea ve thee ngine running in an
enclose dspace wi thout suf ficient venti‐
lation. &
DANG ER Risk of fata linjur ydue topoi‐
sonous exhaus tgases
If th et ailpipe is bloc kedors ufficient ventila‐
tion is no tpossible ,poisonous exhaus tgases
suc hasc arbon monoxide ma yenter thev ehi‐
cle. This is thec ase if thev ehicle getsstuck
in sno w,fore xamp le. #
Keep thet ailpipe and thea reaa round
th ev ehicle free from sno wwhen the
engine or thes tationar yheater ar erun‐
ning. #
Open awindo wont he windwar dside of
th ev ehicle toensur eana dequat esup‐
ply of fresh air. &
WARNING Risk of accident and inju ry
due tobeing under thei nfluence of alco‐
hol and drugs while driving
Driving when under thei nfluence of alcohol
and/or drugs is an extreme lydangerous com‐
bination .Evens mall quantitie sofalcohol or
drugs ma yaffect your reflexe s, perception
and judgment.
The probability of aserious or evenfatal acci‐
dent greatl yinc reases if youd rive when
unde rthe influence of alcohol or drugs. #
Do no tdrink alcohol or take drugs while
driving, and do no tallowa nyone todrive who has been drinkin
galcohol or taking
drugs. &
WARNING Risk of accident and injury
from ope rating mobil ecommunications
equipment
If yo uo perat emobile communication equip‐
men twhen driving, youw ill be distracted
from thet raffic situation .Thisc ould also
cause youtol ose control of thev ehicle.
The probability of aserious or evenfatal acci‐
dent inc reases greatl yifyou operat emobile
communication equipment when driving. #
Only operat emobile communication
equipment when thev ehicle is station‐
ar y. Fo
ry our owns afet y, alwa ys obser vethef ollowing
points when operating mobile communications
equipment:
R Obser vethel egal requ irements fort he coun‐
tr yinw hichyou ar edriving.
R While driving, on lyoperat emobile communi‐
cations equipment when thet raffic conditions
permit it. Youm ayotherwise be distracted
from thet raffic condition sand cause an acci‐
dent, inju ring yourself and others. &
WARNING Risk of accident du etoover‐
heated brak esystem
If yo ur esty our foot on theb rake pedal during
while driving, theb rake system ma yoverheat.
This increases theb raking dis tance and the
brak esystemm ayeve nfail. #
Neveru se theb rake pedal as afootrest. #
Do no tpress theb rake pedal and accel‐
erator pedal simultaneously while driv‐
ing. On long and
steep downhill gradients, yous hould
ch ang edowntoa lowe rgear in good time. Take
particular no teofthis when driving aladen vehi‐
cle. By doing so, youw ill mak euse of the
engine' sbraking ef fect. Thi srelie vest he load on
th eb rake system and pr events theb rake sf rom
ove rheating and wearing tooq uickl y. 106
Driving and pa rking

Information abou
ttranspor tbyrail
Tr ansportin gyour vehicle byrail ma ybes ubject
to cer tain restrictions or requ ires pecial meas‐
ures tobe take nins omecountrie sdue tovarying
tunnel height sand loading standards.
Yo uc an obtain information about this from any
authorized Mercedes-Benz Center.
Note sonb rakes &
WARNING Risk of skidding and of an
accident du etoshifting down on slippery
ro ad sur faces
If yo us hiftd ow nons lipperyroad sur faces to
inc rease thee ngine braking ef fect, thed rive
wheels ma ylose traction. #
Do no tshif td ow nons lipperyroad sur‐
fa ces toinc rease thee ngine braking
ef fect. &
WARNING Risk of accident du etothe
brak esystem overheating
If yo ul eave your foot on theb rake pedal
when driving, theb rake system ma yoverheat.
This increases theb raking dis tance and the
brak esystemm ayeve nfail. #
Neveru se theb rake pedal as afootrest. #
Do no tdepress theb rake pedal and the
accelerator pedal at thes ame time
while driving. Downhill
gradients
On long and steep downhill gradients yous hould
obse rvet he following instructions:
R invehicles wit hanautomatic transmission,
shif tdow ntos hiftranges 2or 1in good time
so that thee ngine is running at amediu mto
high engine speed (/ page117).
% Cha
nget he shif trang eing oodt ime when
cruise control is acti vated. Obser vethed riv‐
ing tips (/ page105).
Yo ut hereb ymakeu se of theb raking ef fect of the
engine and do no thave tobrak easo ften tomain‐
tai nt he speed. This relie vest he load on the
service brak eand pr events theb rake sf romo ver‐
heating and wearing tooq uickl y. Heavy and light loads &
WARNING Risk of accident du etothe
brak esystemo verheating
If yo ul eave your foot on theb rake pedal
when driving, theb rake system ma yoverheat.
This increases theb raking dis tance and the
brak esystemm ayeve nfail. #
Neveru se theb rake pedal as afootrest. #
Do no tdepress theb rake pedal and the
accelerator pedal at thes ame time
while driving. If
th eb rake sh aveb een subjected toah eavy
load, do no tstopt he vehicle immediately .Drive
on foras hortwhile. The brakes cool down more
qu ickl yint he air flow.
If th eb rake sh aveb een used onl ymoderatel y,
yo us houl doccasionall ytesttheir ef fectiveness.
To do this, brak emoref irml yfromah igher speed
while paying attention tothet raffic conditions.
The brakes will grip better as aresult.
We troad sur faces
If yo uh ave been driving foral ong time in heavy
ra in without braking, ther em aybe adelayed
re sponse when youf irst apply theb rake s. This
ma yalso occur af terd riving thro ugh acarwa sh
or deep water.Yo um ustd epress theb rake pedal
mor efirml y.Main tainal ongerd ista nc etot he
ve hicle in front.
While paying attention tothet raffic conditions,
yo us houl dbrakethe vehicle firm ly af terd riving
on aw etroad sur face or thro ugh acarwa sh. This
heats theb rake discs so that they drym ore
qu ickl y,whic hprotects them agains tcorrosion.
Limited braking ef fect on salt-trea tedr oads:
R alayer of salt on theb rake discs or brakepads
can increase braking dis tances conside rably,
or braking ma yhappen on onl yone side
R maintain an especiall ylarge safed ista nce to
th ev ehicle in front
To remo vethel aye rofs alt:
R apply theb rake sf romt ime totime ,paying
attention totraf ficc onditions
R carefully dep ress theb rake pedal at thee nd
of ajourne yand af tert he star tofan ewjour‐
ney
Checking theb rake pa dt hickness
In addition tomonitoring using theb rake pad wear
sensor ,regular lymonitor and checka ll of the 108
Driving and pa rking

Ru
les foro ff-road driving
Alw aysbea wareoftheg round clearance of the
ve hicle and avoid obs tacles suc hasdeept ire
ru ts.
Obs tacles can damag ethe following parts of the
ve hicle, fore xamp le:
R Suspension
R Driv etra in
R Fuel and suppl ytanks
Therefore, alw aysd rive slowl ywhen off-road. If
yo um ustd rive ov er obs tacles ,have thec o-driver
instruct you.
% Mercedes-Ben
zrecommends that youa ddi‐
tionall ycarry as hovela nd areco very rope
wit has hackle in thev ehicle.
R Mak esuret hat loadsa nd items of luggage
ar es ecurel ystore dorl ashed down
(/ page72).
R Before driving off-road, stop thev ehicle and
engag ealowgear.
R Vehicles with DSR: activateDSR when you
ar ed rivin gd ownhill (/ page120).
R All-wheel driv evehicles: activatethe all-
wheel driv e(/pag e119)a nd, if necessa ry,
activat ethe LOWR ANGE transmission ratio
(/ page 119).
R Ifth es urface requ ires, temp oraril ydeactivate
ASR when pulling away ( /pag e119).
R Onlydrive off-road wit hthe engine running
and agear engaged.
R Driv eslowl yand smo othly. Wa lkin gpace is
necessar yinmanys ituations.
R Avoid spinning thed rive nw heels.
R Alwayse nsur ethat thew heels remain in con‐
ta ct wi th theground.
R Exercise theu tmos tcaution when driving
across unfamiliar ,unpre dictable terrain. As a
precaution ,get out of thev ehicle totake a
look at ther out etobet akenfirs t.
R Lookoutforo bstacles (e.g .roc ks,h oles, tree
st umps and tir eruts).
R Avoid edges wher ethe sur face could crumble
or brea kaway.
Ru les forf ording off-road (all-wheel drive
ve hicles)
R Obser vethes afet yn otes and general no tes
on driving off-road. R
Chec kthe dep thand characteristic softhe
body of waterbefor efording. The watermust
no tbed eeper than 23.6 in (60 cm).
R The climat econtrol sy stem is switched off
(/ page95).
R The auxiliar yheating is switched off
(/ page100).
R Switc hona ll-wheel driv e(/pag e118)and
engag eitonv ehicles wit hthe LOWR ANGE
transmission ratio (/ page 119).
R Restrict thes hiftrang eto 1or 2.
R Avoid high engine speeds.
R Driv eslowl yand smoo thly at no mor ethan a
wa lkin gpace.
R Ensur ethat no bo wwavef orms while driving.
R Afterf ording, dr ythe brakes.
Af terd riving thro ugh abody of waterdeeper than
19 .7 in (50 cm) ,makes uretoc heckallve hicle
fl uids fora ny signs of penetration bywate r.
Checklis tafter driving off- road
If yo uf ind dama getothev ehicle af tero ff-road
driving, ha vethev ehicle checkedataq ualified
specialis tworks hop immediatel y.
Driving overrough terrain place sgreater
demands on your vehicle than normal road opera‐
tion. Chec kyour vehicle af terd riving on rough
te rrain. This allo wsyoutod etect damage
prom ptly and reduce ther isk of an accident for
yo urself and other road users. Clean your vehicle
th oroughly befor edriving on public roads.
Obse rvet he following point safter drivin goff-
ro ad, on con stru ction sites and befor edriving on
publi croads:
R Vehicles with DSR: deactivateDSR
(/ page120).
R All-wheel driv evehicles: deactivat ethe all-
wheel driv e(/ pag e119).
R Activat eASR (/ page 119).
R Clean thee xterio rlighting, particular lythe
headlamp sand tail lamps, and checkt hem
fo rd ama ge.
R Clean thef ront and rear licens eplates.
R Clean thew indshield, windo wsand outside
mir rors.
R Clean thes teps, entra nces and grab handles.
Thi sincreases thes afet yofy ourfoot ing.
R Clean thew heels and tires, wheel wells and
th eu nderbody of thev ehicle wit hawater jet. 11 2
Driving and pa rking