2021 MERCEDES-BENZ V-CLASS MPV check engine light

#
Insert theke y into the ignition loc k,start the
engine and let it runfo r se veral minutes. #
Before disconnecting the jump leads, switch
on an electrical consumer in your ow nve hi‐
cle, e.g. there ar wind owheater or the light‐
ing. #
Disconnect the negative term inal clamp of
th e jump lead from ear thcontact 4and
th en from negative term inal 2ofthe donor
batter y. #
Disconnect the positive term inal clamp of the
jump lead from positive term inal 5onthe
jump-s tart connection point, and then from
positive term inal 3ofthe donor batter y.
Con tact pr otection co ver1 is automatically
re turned forw ards toits original position by
th e spring forc e and the jump-s tart connec‐
tion point is closed. #
Position the co ver on positive term inal 3of
th e donor batter y. #
Have the battery checked at a qualified spe‐
cialist workshop.
Charging the12 V battery
* NO
TEDama getothe electronics caused
by non-app rove dch arging devices Charging a
fitted battery wi tha battery
ch arge r which has not been appro vedby
Mercedes-Benz can damage the on-board
electronics. #
Only use a battery charge r which has
been appro vedby Mercedes-Benz and
which permits charging the battery
when it is fitted in theve hicle. #
Only charge the battery using the jump-
st art connection point. A battery
charge r specially adapte dfor
Mercedes-Benz vehicles and tested and appr oved
fo r Mercedes-Benz is available as an accesso ry.
Fu rther information is available from any
Mercedes-Benz Service Cent re.Re ad the operat‐
ing instructions foryo ur charge r before charging
th e batter y.
Re charge the battery more frequently if you use
th eve hicle mainly for short trips and/or drive at
low outside temp eratures. #
Connect the battery charge rto the positive
te rm inal and ear thcontact in the same order
as when connecting the donor battery in the
jump-s tarting procedure. %
If a battery is not
fitted and not in service,
yo u should charge itev ery thre e months. This
helps tocounteract self-discharging and pre‐
ve nt damage tothe batter y.
12 V battery care
* NO
TEBattery discharge due toleakage
cur rents Dirty battery
term inal clamps and battery sur‐
fa ces cause lea kage cur rents. This can lead
to the battery discharging. #
Keep the battery term inals and battery
sur faces clean and dr y. *
NO
TEDama getothe battery housing
due toimproper cleaning If
yo u use cleaning agents con taining fuel,
th ese can damage the battery housing. #
Do not use cleaning agents containing
fuel. *
NO
TEDama getothe battery due toself-
dischar ge If dirt
gets into the battery cell, the self-dis‐
ch arge ofthe battery is increased and the
battery can be damaged. #
Only clean the battery with the cell caps
scr ewed in. Obser
vethefo llowing points on battery care: #
Regular lych eck the battery term inals and the
fast ening of the negative cable tothech assis
to ensure that they are firm lyseated. #
Lightly grease the undersides of the battery
te rm inal clamps with acid- resis tant grease. #
Only clean the battery housing with commer‐
cially available cleaning agents. Disconnecting and
removing the star ter bat‐
te ry &
WARNING Risk ofexplosion from hydro‐
ge nga s igniting
There is a danger of hydrogen gas igniting
when charging the battery if there is a short
circuit or spar ksstart toform. Breakdown assis
tance 239

Display messages
Possible causes/consequences and 0050 0050Solutions
0049
AUTO lights inoperative *T
he light sensor is faulty. The automatic driving lights are malfunc‐
tioning. #
Swit chthe light functions on/off manually (/page105). #
Consul t aqualified specialist workshop.
Intell. Light System inop-
erative *T
he Intelligent Light Sy stem is malfunctioning. The lighting sy stem
re mains available without the Intelligent Light Sy stem functions. #
Consult a qualified specialist workshop.
0049
Malfunction See Own-
er's Manual *T
heexterior lighting is malfunctioning. #
Consult a qualified specialist workshop. Wa
rning and indicator lamps Indicator and
warning lamps on the instru‐
ment clus ter Some sy
stems will per form a self-test when the
ignition is switched on. Some indicator and warn‐
ing lamps may briefly light up or flash. This
behaviour is non-c ritical. These indica tor and
wa rning lamps indicate a malfunction only if they
light up or flash af terth e engine has been star ted
or during a journe y. Saf
ety sy stems Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0075
Re stra int sy stem warning
lamp *The
redwa rning lamp forth ere stra int sy stem is on while the engine
is running.
The restra int sy stem is malfunctioning. &
WARNING Risk of injury duetomalfunctions in there stra int
sy stem
Components in there stra int sy stem may be activated unintention‐
ally or not deploy as intended in an accident. #
Have there stra int sy stem checked and repaired immediately
at a qualified specialist workshop. #
Pay attention tothe display messages. #
Drive on carefull y. #
Have there stra int sy stem and its components checkedby aqu ali‐
fi ed specialist workshop immediately.
Fu rther information on there stra int sy stem and its components can
be found under "Occupant saf ety". 302
Display messages and warning and indicator lamps

Driving sy
stems Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00BA
Wa rning lamp for dis‐
ta nce warning function *The
red dis tance warning lamp lights up while theve hicle is in motion.
The dis tance totheve hicle in front is too small forth e selected
speed. #
Incre asethe dis tance totheve hicle in front.
00BA Wa rning lamp for dis‐
ta nce warning function *The
red dis tance warning lamp lights up while theve hicle is in motion.
A wa rning tone also sounds.
Yo u are approaching a vehicle or a stationary obs tacle on your antici‐
pated route at excessive speed. #
Beready toapply the brakes immediatel y. #
Pay careful attention tothe tra ffic situation. If necessar y,apply
th e brakes or avoid an obs tacle.
Yo u can find fur ther information about the dis tance warning function
in "Active Brake Assist" (/ page156). Ve
hicle Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00CC
Po we rst eering sy stem
wa rning lamp *The
red po werst eering sy stem warning lamp is on while the engine is
ru nning. A warning tone also sounds.
The po wer assi stance forth esteering may be malfunctioning. Yo u
may need touse more forc eto steer. #
Carefully drive on toaqu alified specialist workshop and ha vethe
st eering checked immediatel y. Engine
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00B9
Engine diagnostics warn‐
ing lamp *The
yellow engine diagnostics warning lamp is on while the engine is
ru nning.
The remay be a malfunction in thefo llowing vehicle sy stems:
R engine management
R injection
R exhaust sy stem
R ignition sy stem (in vehicles with a petrol engine)
R fuel sy stem
This can cause the emissions limit values tobe exc eeded and the
engine torun in eme rgency mode. #
Have theve hicle checked immediately at a qualified specialist
wo rkshop. Display messages and
warning and indicator lamps 307

Coolant
Checking le vel.................................... 225
Filling capacities................................ .275
To pping up......................................... 225
Coolant (engine) Notes.................................................. 274
Copyright .................................................. 26
Cornering light ........................................ 107
Crosswind Assist Function/no tes.................................. 15 5
Cruise control Calling up a speed.............................. 15 9
Fu nction............................................. 15 8
Le ver.................................................. 15 9
Re quirements.................................... .159
Selecting........................................... .159
Setting the speed............................... 15 9
St oring a speed..................................1 59
Switching off...................................... 15 9
Switching on....................................... 15 9
Sy stem limits......................................1 58
Cup holder Switching the cooling/heating
function on/off...................................1 01
Cup holders Inserting in there ar passenger
compartment..................................... .101 D
Dashboa rdlighting
see Instrument lighting
Data collection (vehicle) ..........................24
Data pr otection rights
Data storage......................................... 26
Data storage
Data pr otection rights.......................... 26
Daytime running lights
Re placing light sources.......................1 12
Switching on/of f................................ 105
Deale rship
see Qualified speciali stwo rkshop
Declaration of conformity Electromagnetic compatibility..............19
Jack..................................................... .21
Ra dio operating permit of transmit‐
te rke y.................................................. 21
Speci fic absor ption rate....................... 19
Wi reless vehicle components............... 19
Demi sting windscreen .......................... .124 Destination ent
ry
Entering a POI or address................... 202
Diagnostics connection ...........................21
Dial telephone number (on-board
computer)............................................... 188
Diesel Low outside temp eratures.................. 271
No tes.................................................. 271
Digital Owner's Manual ...........................15
Dipped beam Setting for abroad (symmetrical)........ 105
Switching on/of f................................ 105
Dipped beam see Automatic dipped beam
DIRECT SELECT le ver
Engaging drive position...................... 14 3
Engaging neutral................................. 14 3
Engaging pa rkposition automati‐
cally....................................................1 43
Engaging reve rsege ar....................... .143
Fu nction............................................. 14 2
Selecting pa rkposition.......................1 43
Tr ansmission position s.......................142
Dire ction indicator
see Indicator
Display (care) ........................................ .230
Display (MBUX multimedia sy stem)
Operating........................................... 19 5
Display (multimedia sy stem)
Home screen...................................... 19 5
Display (on-boa rdcompu ter)................ 182
Display message Calling up (on-board co mputer).......... 279
No tes.................................................2 79
Dist ance adjustment
see Active Dis tance Assi stDISTRONIC
Di stance control
see Active Dis tance Assi stDISTRONIC
Di stance warning function
see Active Brake Assi st
DISTRONIC see Active Dis tance Assi stDISTRONIC
Door Locking (emergency key element)........ 53
Un locking (emer gency key element)..... 53
Door cont rol panel................................... 14
Drive prog ram display ............................ 14 5 Index
315

Electromagnetic compatibility (dec‐
laration of conformity).............................
19
Electronic Stability Prog ram
see ESP ®
(Electronic Stability Prog ram)
Electronics ............................................. .267
Emer gency
Fire extinguisher................................ 232
Fir st-aid kit (so ft-sided)...................... 232
Re moving thewa rning triangle.......... .232
Saf etyve st......................................... 232
Setting up thewa rning triangle..........2 32
Emer gency braking
Elect ric pa rking brake......................... 15 2
Emer gency engine start........................ 24 6
Emer gency key element
Locking door........................................ 53
Re moving/inserting............................. 50
Un locking door.................................... .53
Engaging drive position (au tomatic
transmission).......................................... 14 3
Engaging neut ral (automatic trans‐
mission) .................................................. 14 3
Engaging reve rsege ar........................... 14 3
Engine ECO start/ stop function..................... 14 0
Engine number................................... 268
Pa rking............................................... 15 0
St arting (k ey)...................................... 13 6
St arting assis tance............................. 237
Engine electronics (not es...................... 267
Engine number ...................................... .268
Engine oil Additive.............................................. 273
Checking the oil le vel using the on-
board computer......................... 222, 223
Checking the oil le vel with a dip‐
st ick................................................... 223
Filling capacity.................................... 274
To pping up..........................................2 24
Engine output Notes on changes................................ .22
Engine pre-heating see Auxilia ryheating
Environmental pr otection
No tes....................................................16
Ta ke -ba ckof end-of-life vehicles...........16
ERA-GLONASS test mode
St arting/ending................................ .235 ESC (Electronic
Stability Control)
see ESP ®
(Electronic Stability Prog ram)
ESP ®
Crosswind Assis t................................ 15 5
Tr ailer stabilisation............................ .155
ESP ®
(Electronic Stability Prog ram)
Ac tivating/deactivating (on-board
computer)........................................... 15 5
Fu nction/no tes.................................. 154
Switching on/off (button)................... 15 5
Exterior lighting Care................................................... 229
Exterior lighting see Lights F
Fa tigue de tection
see ATTENTION ASSIST
Fa ult message
see Display message
Fi lling up the windscreen washing
sy stem................................................... .226
Fi re extinguisher.................................... 232
Firs t-aid kit (soft-sided) ......................... 232
Flat tyre Changing a whee l............................... 259
No tes................................................. 235
Fo g light (extended range) .................... 108
Fo il co vering
Ra dar and ultrasonic sensor s............. 15 3
Fo lding table
Ins talling and removing........................ 98
Moving................................................. 98
Using.................................................. 100
Fore ign trip
Symm etrical dipped bea m.................. 105
Fr ee software........................................... 26
Fr equencies
Mobile phon e.................................... .267
Tw o-w ayradio.....................................2 67
Fr ont airbag (driver, co-d rive r)................ 31
Fr ont door
Opening (from inside)........................... 51
Unlocking (from inside)......................... 51
Fr ont seats
Rot ate.................................................. .74
Fr ont wheel ar ch
Fitting/removing the co ver................. 11 2 Index
317