2021 MERCEDES-BENZ V-CLASS MPV heating

Re
ctifying problems with the hot- water auxili‐
ary hea ter
FA IL00A3 00A3 appea rson there mo tecontrol dis‐
play
Po ssible cause:
R Signal transmission between transmitter and
receiver is malfunctioning. #
Change your position in relation totheve hi‐
cle, moving closer if necessar y.
FA IL appea rson there mo tecontrol display
Po ssible cause:
R The star ter battery is not suf ficiently charge d. #
Charge thest ar ter batter y.
Po ssible cause:
R The fuel tank is not filled up tothere ser ve
le ve l. #
Refuel at the nearest filling station.
FA IL appea rson there mo tecontrol dis‐
play 0099 0099
Po ssible cause:
R The auxiliary heating has malfunctioned. #
Have the auxiliary heating checked at a quali‐
fi ed specialist workshop. Au
xiliary warm-air heater Fu
nction of the auxiliary warm-air heater
Obse rveth e no tes on auxiliary heating
(/ page 126).
The air-intake opening forth e auxiliary warm-air
hea ter is located on the inner side of the left
front seat base. The warm-air outlet is on there ar
side of the left front seat.
The auxiliary warm-air hea ter supplements the
climate control sy stem of your vehicle and has an
auxiliary heating function.
The stationary heater will swit choff automatically
when the engine is switched off or when the set
heating duration has elapsed.
The immediate heating mode of the auxiliary
heating supports the climate cont rol sy stem
when the engine is running and the outside tem‐
perature is lo w. Yo
u ha vethefo llowing options for operating the
auxiliary heating:
R The swit chclock in thestow age compartment
below the cent reconsole
R The switch clock on the lo wer centre console
R Remo tecontrol
Yo u can use the switch clock toset up tothree
departure times for pre-entry clima tecontrol.
Au xiliary warm-air heater switch clo ckove r‐
vi ew
Use the switch clock toconfigu rethefo llowing
settings:
R Swit ching immediate heating mode on/off
R Setting up tothre e preselection times
R Setting the operating duration within a range
of 10 to120 minutes or tocontinuous ope ra‐
tion
R Adjusting the heating le vel (preselec tedte m‐
perature). 1
Program column on the display
0059 Selects preselection memory number
1–3
Mon–Sun, sets da ys
2 Menu bar on the display
0084 Switches immediate heating mode
on/o ff
0045 Setsthe preselection periods
0045 Setsthe da y,time and operating du ra‐
tion
00D1 Setsthe heating le vel
3 Displ aysection for time, heating le vel and
operating duration on the display
00D5 Continuous operation on 13 0
Climate cont rol

00D1
Heating le vel set
4 Selects an option in program column 1or
on menu bar 2(forwards)
Increases values
5 Confirms a selection or setting
6 Status bar
0084 Heating mode on
7 Activates the switch clock
Cancels or term inates the settings in a menu
8 Selects an option in program column 1or
on menu bar 2(backwards)
Re duces values
Operating the switch clock (auxiliary warm-
air heater)
Ac tivating the switch clock
The switch clo ckwill swit chtostandby mode
af te rte n seconds. The displ aywill go off.
Sa ved settings will not be lost when the switch
clock switches tostandby mode. #
Press and hold the00D0 button until menu
bar 2and the time are shown on the dis‐
pla y.
Setting the da y,time and ope rating duration
When you swit ch the auxiliary heating on forthe
fi rs t time af ter a malfunction, set the day and
time.
% Yo
u can find fur ther information on malfunc‐
tions under "Problems with the auxiliary
wa rm-air hea ter". #
Activate the switch cloc k. #
Press the00CF or00DB button until the0045
symbol flashes on menu bar 2.#
Press the0076 button.
The selected day will flash in prog ram column
1. #
Press the00CF or00DB button toselect the
desired da y. #
Press the0076 button.
The selected day will be stored.
The hour value on the clock will flash. #
Set the hour and minute value on the clock to
cor respond with the day and confirm using
th e0076 button.
The time will be stored. Program column 1
will not be shown and the operating duration
will flash on display section 3.The operating duration set is
the default setting
fo r immediate heating mode. You can set the
operating duration within a range of 10to
12 0 minutes or tocontinuous ope ration. #
Press the00CF or00DB button toset the
minute value or the00D5 symbol toselect
continuous operation. #
Press the0076 button.
The operating duration will be stored and the
time will be shown on displ aysection 3.
Setting the heating le vel
Yo u can set the heating le velto between 10and
30.
The heating le vel cor responds toa preselected
te mp erature forth eve hicle interior. This is a
guide value and, depending on the ambient tem‐
perature, may dif fer from the actual vehicle inte‐
ri or temp erature. #
Activate the switch cloc k. #
Press the00CF or00DB button until the00D1
symbol flashes on menu bar 2. #
Press the0076 button.
The heating le vel will flash on display section
3. #
Press the00CF or00DB button toset the
desired heating le vel. #
Press the0076 button.
Immediate heating mode #
Toswitch on: activatethe switch cloc k. #
Press the00CF or00DB button until the0084
symbol flashes on menu bar 2. #
Press the0076 button.
The 0084 symbol will be shown on display
section 3and the operating duration will
fl ash. #
Set the operating duration.
The temp erature le vel will be shown on dis‐
play section 3. #
Toswitch off: pressthe00CF or00DB button
until the0084 symbol flashes on menu bar
2. #
Press the0076 button.
The 0084 symbol will not be shown on display
section 3.
The auxiliary heating will continue torunfor
appr oximately thre e minutes and will then
switch off automaticall y. Climate cont
rol131

Preselecte
d heating mode
Preselected heating mode is available only for
ve hicles that are not equipped totranspo rthaz‐
ardous goods.
Yo u can set thre e preselection periods using the
switch cloc k.
When setting the preselection period, make sure
th at it cor responds not tothe switch-on time but
to the switch-off or departure time. The auxiliary
heating will start up automatically prior todepar‐
ture and runfo rth e set operating duration.
If identical preselection periods (time and day)
are set in the preselection memor y,only the last
preselection period set will be sa ved.
When switching on the auxiliary heating forthe
fi rs t time following a malfunction or voltage sup‐
ply inter ruption, you will need toset the preselec‐
tion periods again. #
Toset the switch-on time: activatethe
switch cloc k. #
Press the00CF or00DB button until the0045
symbol flashes on menu bar 2. #
Press the0076 button.
The preselection memory numbers 0059will
be shown in program column 1. The selec‐
te d preselection memory number will flash. #
Press the00CF or00DB button toselect the
desired preselection memory number. #
Press the0076 button.
The preselection memory number will be
selected. The da yswill be displa yed. #
Set the day and time as described in the "Set‐
ting the da y,time and operating du ration"
section.
The preselection pe riod will be stored. Pro‐
gram column 1will be hidden. The message
on and symbol 0084will appear on display
section 3. #
Press the0076 button.
The operating duration will flash on display
section 3. #
Set the operating duration.
The operating duration forth e preselection
period will be stored. The time and the num‐
ber of the set preselection memory will be
shown.
% An underscore deno
testh e preselection
memory that will be next tobe activated in
chro nological orde r.The selected day will
also be shown. #
Todeactivate the switch-on time: complete
th esteps as described in the "Setting the
switch-on time" section. #
Ifth e0084 symbol is shown on display sec‐
tion 3: press the00CF or00DB button until
off appears. #
Press the0076 button.
The preselection period will be deactivated
and the time will be shown on display section
3.
Operating the auxiliary heating byremo te
control (auxilia rywa rm-air heater)
Yo u can swit chthe auxiliary heating on and off as
we ll as set the operating duration with a remo te
control. The remo tecontrol must be synchron‐
ised wi th the auxiliary heating sy stem receiver.
Fo r more information, please contact a qualified
specialist workshop.
St ore there mo tecontrol forth e auxiliary heating
such that the auxiliary heating function cann otbe
switched on unintentionally. In particular, ensure
th at there mo tecontrol is kept out of there ach of
ch ildren.
The remo tecontrol has a range of appr oximately
300 m. The range is reduced bysources of radio
inter fere nce or solid objects, forex ample. 1
Indicator lamps
2 Confirms settings
3 Swit ches there mo tecontrol on/off
Changing the operating duration or cancel‐
ling or term inating settings
Indicator lamp 1lights up in various ways to
show dif fere nt ope rating modes:
R Lights up red – remo tecontrol switched on
R Flashes red – auxiliary heating switched off 13 2
Climate cont rol

R
Lights up green – auxiliary heating switched
on
R Flashes green – change operating duration
option active
R Flashes alternately red and green – remo te
control in synchronising mode
When there mo tecontrol battery is weak, indica‐
to r lamp 1will flash redra pidl y. #
Replace there mo tecontrol battery
(/ page 132).
% Yo
u can find fur ther information on lamp sta‐
tuses under "Problems with the auxiliary
heating" .
Switching there mo tecontrol on/off
The remo tecontrol will switch tostandby mode
af te rte n seconds. Indicator lamp 1will go out. #
Toswitch on: press and hold the00D0 but‐
to n until indica tor lamp 1lights up red. #
Toswitch off: press and hold button 00D0
until indicator lamp 1goes out.
Switching auxiliary heating on and off #
Switch on there mo tecontrol. #
Toswitch on: when indicator lamp 1
fl ashes red, press the0076 button.
During data transfer, indicator lamp 1will
light up red.
When indicator lamp 1lights up green, the
auxiliary heating is swit ched on. #
Toswitch off: when indicator lamp 1lights
up green, press the0076 button.
During data transfer, indicator lamp 1will
light up red.
When indicator lamp 1flashes red, the aux‐
iliary heating is switched off.
Changing the operating du ration #
Switch on there mo tecontrol. #
When indicator la mp1flashes red, press
th e00D0 and0076 buttons simultaneousl y.
Indicator lamp 1will flash green. #
Press the00D0 button repeatedly until the
desired operating duration is shown. R 20 minutes – indicator lamp 1will flash
green tw ice.
R 30 minutes – indicator lamp 1will flash
green thre e times.
R 40 minutes – indicator lamp 1will flash
green four times. #
Press the0076 button.
During data transfer, indicator lamp 1will
light up red.
When indicator lamp 1emits two long,
green flashes, the selected operating duration
is stored.
If no adjustment is made tothe operating
duration, indicator lamp 1will flash six
times and there mo tecontrol will enter
st andby mode.
Re placing the remo tecontrol bat tery (auxili‐
ary warm-air heater) &
DANG ER Risk of fata l injuries due to
swallowing batteries
Batteries contain toxic and cor rosive subs tan‐
ces. Swallowing batteries may cause se vere
internal burns within two hours.
There is a risk of fata l injuries. #
Keep batteries out of there ach of chil‐
dren. #
Ifth e battery co ver does not close
securely, do not continue touse the
re mo tecontrol, and keep it out of the
re ach of children. #
If batteries are swallo wed, seek medical
attention immediately. +
ENVIRONMEN
TALNO TEEnvironmental
damage due toimproper disposal of bat‐
te ries Batteries contain
toxic and cor ro‐
sive subs tances. #
Ta
ke dischar ged batteries to
a qu alified specialist workshop or to a
collection point for used batteries. Re
quirements
R A CR2430 lithium battery is available.
Mercedes-Benz recommends that you ha vethe
battery replaced byaqu alified specialist work‐
shop. Climate
control 13 3

#
Turn battery co ver2 anticlockwise using a
suita ble object, e.g. a coin, and remo veit. #
Check the seal on battery co ver2 for dam‐
age and replace it if necessar y. #
Remo vebattery 3. #
Insert a new battery 3into the battery com‐
partment with the positive term inal facing
up wa rds.
Use a lint-free clo thtodo so. #
Position battery co ver2 sothat mark 1on
th era ised area points between two recesses
4. #
Turn the battery co ver clockwise as far as it
will go. #
Check all the functions of there mo tecontrol.
Re ctifying problems with the auxiliary warm-
air heater
The display section of the switch clock sho ws
th e message Err.
Po ssible cause:
R The fuel le vel in the fuel tank is too lo w.
The auxiliary heating switches off automati‐
call y. #
Refuel theve hicle. #
Start the auxiliary heating se veral times until
th e fuel lines are full.
Po ssible cause:
R A malfunction has occur red.
The auxiliary heating switches off automati‐
call y. #
Have the auxiliary heating checked at a quali‐
fi ed specialist workshop. The message
iniappears on the display sec‐
tion of the switch clock or the clock is flash‐
ing.
Po ssible cause:
R The on-board electrical sy stem voltage has
been inter rupte d. All sa ved settings ha ve
been dele ted.
Au tomatic hardware de tection is cur rently
acti ve. #
When automatic hardware de tection is com‐
ple te, set the da y,time, operating du ration
and preselection pe riod (/ page131).
The indicator lamp on the remo tecontrol
flashes redra pidl y.
Po ssible cause:
R The remo tecontrol battery is dis charge d.
Data transmission is not possible. #
Replace there mo tecontrol battery
(/ page 133).
The indicator lamp on there mo tecontrol
flashes red and green in rapid succession.
Po ssible cause:
R There is no connection between there mo te
control and there ceiver in theve hicle. #
Change your position in relation totheve hi‐
cle, e.g. hold there mo tecontrol higher or
mo veitto the side. #
Movecloser.
If yo u cannot make a connection and the auxiliary
heating is switched on, you can swit choff the
auxiliary heating only via the switch clock in the
ve hicle.
Po ssible cause:
R The remo tecontrol is not synchronised. #
Have there mo tecontrol synchronised at a
qu alified specialist workshop.
The indicator lamp on there mo tecontrol
slo wly flashes red and green alternatel y.
Po ssible cause:
R The remo tecontrol is not synchronised. #
Have there mo tecontrol synchronised at a
qu alified specialist workshop. 134
Climate cont rol

The auxiliary heating will not switch on or
switches off automatical
ly.
Po ssible cause:
R The air ducts are clogged. #
Ensure that theflow of hot air is not bloc ked. #
Have the auxiliary heating checked at a quali‐
fi ed specialist workshop. Climate
control 13 5

Driving
Ke
y positions &
WARNING Risk of accident and inju ry
due toleaving children unat tended in the
ve hicle
If ch ildren are left unat tended in theve hicle,
th ey could, in part icular:
R open doors, thereby endangering other
persons or road users.
R get out and be stru ck byoncoming traf fic.
R operate vehicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion by,fo rex ample:
R releasing the parking brake.
R changing the transmission position.
R starting theve hicle. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. #
Keep theve hicle key out of there ach of
ch ildren. &
DANG ER Risk of death caused by
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and leads topoisoning. #
Never lea vethe engine or, if present,
th e auxiliary heating running in an
enclosed space wi thout suf ficient venti‐
lation. &
WARNING Risk offire due toflammable
material in the engine compartment or
th eex haust sy stem
Flammable materials may ignite. #
Therefore, check regularly that there are
no flammable materials in the engine
compartment or on theex haust sy stem. 005A
Inserting/ removing thekey
0047 Switching on the po wer supp ly
0048 Switching on the ignition
0049 Start the engine
% If
th eke y does not belong totheve hicle, it
can still be turned in the ignition loc k.How‐
eve r,th e ignition will not be switched on. The
engine cann otbe star ted. #
Insert theke y into the ignition lock in position
005A and turn it tothe desired position. Ru
nning-in no tes Pr
otect the engine during thefirs t1, 500 km by:
R driving at varying road and engine speeds.
R shift tothe next highest gear at theve ry lat‐
est when the needle reaches the last third
before there d area in there v counter.
R avoiding stre ss on theve hicle such as driving
at full thro ttle.
R not shi fting manually toa lo werge ar to brake.
R afte r1, 500 km, gradually increasing the
engine speed and accelerating theve hicle up
to full speed.
R vehicles with automatic transmission: not
depressing the accelerator pedal be yond the
pressure point (kickdown).
This also applies if the engine or parts of the driv‐
et ra in ha vebeen replaced.
Also obser vethefo llowing running-in no tes:
R Afterth eve hicle has been delivered or af ter
re pairs, the sensor sy stem of some driving
sy stems and driving saf ety sy stems adjusts
itself automatically af terth eve hicle has been
driven a cer tain dis tance. Full sy stem ef fec‐
tiveness is not reached until the end of this
te ach-in process.
R New and replaced brakepads, brake disks and
tyres only reach their optimal braking ef fect
and traction af ter appro ximately 10 0 km. 13 6
Driving and pa rking

Un
tilthen, compensate forth ere duced brak‐
ing ef fect by applying greater pressure tothe
brake pedal. Driving tips
Note
s on driving &
WARNING Risk of accident due to
objects in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tr avel or block a depressed pedal.
This jeopardises the operating and road
saf ety of theve hicle. #
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. #
Ensure floor mats and carpets cannot
slip and pr ovide suf ficient room forthe
pedals. #
Do not lay multiple floor mats or carpets
on top of one ano ther. &
WARNING Risk of accident due toincor‐
re ct foot we ar
Incor rect foot we ar includes, forex ample:
R shoes with plat form soles
R shoes with high heels
R slippers
There is a risk of an accident. #
Alwayswe ar suitable foot we ar so that
yo u can operate the pedals safely. &
WARNING Risk of accident when ignition
switched off due tosteering wheel lock‐
ing
If yo u swit choff the ignition when theve hicle
is stationar y,yo u can no lon gerst eer the
ve hicle. #
Before theve hicle begins toroll, switch
on the ignition todeactivate steering
wheel locking. &
WARNING Risk of accident if the ignition
is switched off while driving
If yo u swit choff the ignition while driving,
saf ety functions are restricted or no longer
av ailable. This may af
fect the po werst eering sy stem
and the brake forc e boosting, forex ample.
Yo u will need touse considerably more force
to steer and brake, forex ample. #
Do not swit choff the ignition while driv‐
ing. &
DANG ER Risk of death caused by
ex haust gases
Combustion engines emit poisonous exhaust
ga ses such as carbon monoxide. Inhaling
th ese exhaust gases is hazardous tohealth
and leads topoisoning. #
Never lea vethe engine or, if present,
th e auxiliary heating running in an
enclosed space wi thout suf ficient venti‐
lation. &
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. #
Do not shift down on slippery road sur‐
fa ces toinc rease the engine braking
ef fect. &
DANG ER Risk of fata l injury 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 when theve hicle
becomes stuck in sn ow,fo rex ample. #
Keep theta ilpipe and the area around
th eve hicle free from snow when the
engine or thest ationary heater are run‐
ning. #
Open a window on the side of theve hi‐
cle facing away from the wind toensure
an adequate supply of fresh air. *
NO
TEDama getothe driv etra in and
engine when pulling away #
Do not warm upthe engine while the
ve hicle is stationar y.Pull away immedi‐
atel y. Driving and pa
rking 137