Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions &
WARNING Risk of inju rydue tomalfunctions in there stra int
sy stem
If th ere stra int sy stem is malfunctioning, restra int sy stem compo‐
nents may be triggered unintentionally or may not deploy as inten‐
ded during an accident. This may af fect the Emer gency Tensioning
Devices or airbags, forex ample. #
Have there stra int sy stem checked and repaired immediately
at a qualified specialist workshop. #
Drive on carefully. #
Obser vethe messages on the multifunction displa y. #
Visit a qualified specialist workshop immediately.
00E5 ESP ®
wa rning lamp lights
up The ESP
®
ye llow warning lamp lights up while the engine is on.
ESP ®
is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunc‐
tioning. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabiliza‐
tion. In addition, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. #
Continue driving carefully. #
Read the messages on the multifunction displa y. #
Visit a qualified specialist workshop.
00E5
ESP ®
wa rning lamp
fl ashes The ESP
®
ye llow warning lamp flashes during the trip.
ESP ®
inter venes (/ page 138). #
Adapt your driving style to thewe ather and road conditions.
00BB ESP ®
OFF warning lamp The ESP
®
OFF yellow warning lamp lights up while the engine is on.
ESP ®
has been switched off. &
WARNING Risk of skidding when driving wi thESP ®
deacti vated
If ESP ®
is deactivated, ESP ®
cannot car ryout vehicle stabilization.
The availability of fur ther driving saf ety sy stems is also limited. #
Drive on carefull y. #
Only deactivate ESP ®
for as long as the situation requ ires.
If ESP ®
cannot be activated, ESP ®
is malfunctioning. #
Have ESP ®
ch ecked immediately at a qualified specialist work‐
shop. Display messages and
warning and indicator lamps 301
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions #
Comply with instructions toswitch ESP ®
off (/ page138).
0025 ABS warning lamp The ABS
yellow warning lamp lights up while the engine is on.
ABS is malfunctioning.
If an additional warning tone sounds, this means the EBD is malfunc‐
tioning.
Other driving sy stems and driving saf ety sy stems may also be malfunc‐
tioning. &
WARNING Thereisrisk of skidding if EBD or ABS is malfunc‐
tioning
If EBD or ABS is malfunctioning, the wheels could lock when braking
The steering capability and braking characteristics are thus se verely
impaired. The braking dis tance in an emergency braking situation
can increase. In addition, other driving saf ety sy stems are switched
off. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified
specialist workshop. #
Continue driving carefully. #
Read the messages on the multifunction displa y. #
Visit a qualified specialist workshop. Seat belt
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0076
Seat belt warning lamp
fl ashes The
red seat belt warning lamp flashes and an intermit tent wa rning tone
sounds.
The driver or co-d rive r does not ha vetheir belt on during the trip
(speeds abo ve15 mp h (25 km/h)). #
Put on the seat belt (/ page31).
There are objects on the front-passenger seat. #
Remo vethe objects from the front-passenger seat.
0076
Seat belt warning lamp
lights up The seat belt
redwa rning lamp lights up once the engine has star ted.
A wa rning tone may also sound.
When theve hicle is stationary: The seat belt warning lamp reminds driv‐
ers and front-passenger toput on their seat belt. #
Putting on the seat belt (/ page31).
Objects on the front-passenger seat may pr eventthe seat belt warning
lamp from going out. 302
Display messages and warning and indicator lamps
Driving sy
stems Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00BA
Dis tance warning lamp The
red dis tance warning lamp lights up while you are driving and a
wa rning tone sounds.
Yo u are approaching an obs tacle at too high a speed. #
Beready toapply the brakes immediatel y. #
Increase the dis tance. 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 lights up while the engine
is running.
The po werst eering assis tance or thesteering itself is malfunctioning. &
WARNING Risk of accident if steering capability is impaired
If th esteering no longer functions as intended, theve hicle's operat‐
ing saf ety is jeopardized. #
Consult a qualified specialist workshop. #
Read the messages on the multifunction displa y.Engine
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
00AC
Coolant warning lamp The
red coolant warning lamp lights up while the engine is running.
Po ssible causes:
R temp erature sensor malfunctioning
R coolant le velto o low
R air supply tothe engine radiator obstructed
R engine radiator fanfa ulty
If a warning tone also sounds, the coolant has exceeded thete mp era‐
ture of 248 °F (120 °C). &
WARNING Danger of bu rns when opening the hood
If yo u open the hood when the engine has overheated or during a
fi re inthe engine compartment, you could come into con tact wi th
hot gases or other escaping operating fluids. #
Before opening the hood, allow the engine tocool down. #
Intheeve nt of a fire inthe engine compartment, keep the
hood closed and call thefire service. Display messages and
warning and indicator lamps 303
Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions #
Stop immediately in accordance with the traf fic conditions and
switch off the engine. Do not continue driving. #
Obser vethe messages on the multifunction displa y.
If th e coolant temp erature display is at the lo wer end of thete mp era‐
ture scale: #
Consult a qualified specialist workshop.
Otherwise: #
Leavetheve hicle and keep a safe dis tance from theve hicle until the
engine has cooled down. #
Check the coolant le vel(/ page 206). #
Ensure that the air supply tothe engine radiator is not obstructed. #
Without subjecting the engine toexc essive stra in, continue tothe
nea rest qu alified specialist workshop. Ensure that the coolant tem‐
perature display remains below 248 °F (120 °C).
003D
Electrical malfunction
wa rning lamp The elect
rical malfunction redwa rning lamp lights up.
A malfunction has occur red in the electrics. #
Read the messages on the multifunction displa y.
00D4
Fu elreser vewarning
lamp The fuel
reser veyellow warning lamp lights up while the engine is on.
The fuel supplies ha vereached there ser veleve l. #
Refuel.
00B9 Engine diagnosis warning
lamp The
yellow Check Engine warning lamp lights up while the engine is on.
A malfunction has occur red in the engine, theex haust sy stem or the
fuel sy stem.
The emissions limit value may ha vebeen exceeded and the engine may
be running in eme rgency operation mode. #
Have theve hicle checked as soon as possible at a qualified special‐
ist workshop. Ti
res Wa
rning/indicator
lamp Po
ssible causes/consequences and 0050 0050Solutions
0077
Ti re pressure monitoring
sy stem warning lamp
fl ashes The
yellow tire pressure monitoring sy stem warning lamp (pressure
loss/malfunction) flashes forro ughly one minute and then lights up per‐
manentl y.
The tire pressure monitoring sy stem is malfunctioning. 304
Display messages and warning and indicator lamps
1,
2, 3 ...
3-zone automatic climate control
(control panel) ....................................... .95
12 V so cket
see Soc ket (12 V)
11 5 V soc ket
see Soc ket (1 15 V)
360° Camera ........................................ 14 9
Care .................................................. 212
Fu nction ........................................... 14 9
Selecting a view ................................ 151
Switching au tomatic operation
on/off (rear view camera) ................. 151A
ABS (Anti-lock Braking Sy stem) .......... 137
Ac celeration
see Using kickdown
Ac oustic locking verification signal
Ac tivating/deactivating ...................... 42
Ac tive Brake Assi st.............................. 13 9
Fu nction/no tes ................................ 13 9
Setting .............................................. 141
Ac tive Di stance Assist DISTRO NIC..... 14 3
Calling up a speed ............................ 14 4
Fu nction ........................................... 14 3
Increasing/decreasing speed ........... 14 4
Re quirements .................................. .144
St eering wheel buttons ..................... 14 4
St oring a speed ................................ 14 4
Switching off/deacti vating ............... 14 4
Switching on/activating ................... 14 4
Sy stem limitations ............................1 43
Ac tive Lane Keeping Assist .................155
Fu nction ........................................... 15 5
Sy stem limitations ............................1 55
Tr ailer operation .............................. .155
Ac tive Parking Assist
Maneuvering assis tance ................... 151
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive Highbeam Assist
Fu nction ............................................. 81
Switching on/off ................................ 81
Ad d-on equipment .................................. 19
Ad d-on equipment guidelines ...............19
Ad ditional turn signal light (all-
wheel drive vehicles) ............................. 85 Ad
diti ve ................................................. 267
DEF .......................................... 127, 266
Engine oil .......................................... 267
Ad diti ves
Fu el .................................................. 264
Ad diti ves (DEF)
see DEF
Ad diti ves (engine oil)
see Additive
Ad diti ves (fuel)
see Fuel
Ad dress book
see Contacts
ADR (working speed control) Adjusting .......................................... 157
Fu nction ........................................... 15 6
Switching on/off .............................. 157
Af ter-sales service center
see ASS YST PLUS
Air bag Reduced pr otection ............................33
Air nozzles see Air vents
Air vents ............................................ 98, 99
adjusting (front) ..................................98
Ad justing (roof) .................................. 99
Re ar passenger compartment ............ 99
Airbag ...................................................... 32
Ac tivation ........................................... 29
Fr ont airbag (driver, front
passenger) ......................................... 32
Ins tallation locations .......................... 32
Overview ............................................ 32
Pr otection ...........................................32
Side airbag ......................................... 32
Wi ndow cur tain airbag ........................ 32
Alarm sy stem
see ATA (Anti -Theft Alarm sy stem)
Alertness assistant see ATTENTION ASSIST
All-wheel drive Engaging ...........................................1 18
Engaging/disen gaging ......................1 19
LO Wrange ........................................ 11 9
No tes ................................................ 11 8
Android Auto ......................................... 187
Connecting a mobile phone .............. 188
Ending .............................................. 188
No te ................................................. 188
Overview .......................................... 187306
Index
Sound settings .................................
188
Tr ans ferred vehicle data ...................1 88
Animals Pets in theve hicle .............................. 40
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft Alarm sy stem
see ATA (Anti -Theft Alarm sy stem)
Anti-theft pr otection
Immobilizer ........................................ 55
Anti- theft pr otection
see ATA (Anti -Theft Alarm sy stem)
Apple CarPlay™ .................................... 186
Connecting an iPhone ®
............ 186, 187
Ending .............................................. 187
No tes ................................................ 186
Overview .......................................... 186
Sound settings .................................. 187
Tr ans ferred vehicle data ...................1 88
Ashtr ays
In the windshield stowage com‐
partment ............................................ .74
ASR (accele ration skid control) ...........137
Assistance graphic (on-board com‐
puter) ..................................................... 16 6
ASS YST PLUS ........................................ 202
Battery disconnection pe riods ......... 202
Displaying the service due date .......2 02
Fu nction/no tes ................................ 202
Re gular maintenance work ............... 202
Special service requirements .......... .202
ATA (Anti-Theft Alarm sy stem) .............. 56
Ac tivating/deactivating the interior
motion sensor .................................... 57
Fu nction ............................................. 56
Interior motion sensor function .......... 57
St opping the alarm ............................. 56
Switching theto w- aw ay alarm
on/off ................................................ 57
To w- aw ay alarm function .................... 56
At tachments .......................................... .19
AT TENTION ASSI ST....................... 151, 15 2
Fu nction ............................................ 151
Setting .............................................. 15 2
Sy stem limitations ............................1 51
Au thorized workshop
see Qualified specialist workshop Au
tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights ........................79
Au tomatic transmission
DIRECT SELECT le ver ........................ 11 5
Engaging drive position ..................... 11 7
Engaging neutral ............................... 11 6
Engaging reve rsege ar ...................... .116
Kickdown .......................................... 11 8
Re stricting the shift range ................. 11 7
Selecting pa rkposition .....................1 16
Tr ansmission position display .......... .115
Tr ansmission positions ...................... 11 5
Au xiliary heating .................................... 99
Fu nction ............................................. 99
Axle load ................................................ 261 B
Back suppo rt
see Lumbar support (4-w ay)
BA S (Brake Assist Sy stem) .................. 137
Battery Charging ........................................... 219
Charging a vehicle battery ................2 19
Disconnecting the auxiliary battery
in the engine compartment .............. 224
Disconnecting thest ar ter battery .... 222
Jump -sta rting (vehicle) ...................... 219
Ke y .................................................... .42
No tes (vehicle) ..................................2 18
Re moving or ins talling thest ar ter
battery .............................................2 23
St arter battery .................................. 221
Battery main switch Notes ................................................ 11 4
Switching the po wer supp lyon/off ... 11 4
Belt see Seat belt
Blind Spot Assi st.................................. 15 2
Ac tivating/deactivating .................... 154
Fu nction ........................................... 15 2
Re ar Cross Traf fic Alert .................... 154
Sy stem limitations ............................1 52
Blue tooth ®
............................................ 180
Ac tivating/deactivating .................... 180
Information .......................................1 80
Bottle holder .......................................... .74
Brake ABS (Anti-lo ckBraking Sy stem) ........ 137
Ac tive Brake Assi st........................... 13 9
BA S (Brake Assi stSystem) ............... 137 Index
307
Changing bulbs
...................................... .83
High beam .......................................... 84
Indicator (front) .................................. 84
Interior lamps (rear compartment) ..... 88
License plate lamp ............................ .86
Light bulb types haloge n headlamps ..84
Low beam ........................................... 84
No tes .................................................83
Ta il lamp bulb types (Cargo Van
and Passenger Van) ............................ 85
Ta il lamp bulb types (chassis) ............ .87
Tu rn signal light (rear) (chassis) ..........87
Changing lamps see Changing bulbs
Changing owner ...................................... 21
Cha racteristics of the tire .................. .245
Charging Battery .............................................. 219
Mobile phone (wireless) ..................... 77
Child saf ety lock (doors) ........................ 39
Child seat front-passenger seat (no tes) .............. 38
front-passenger seat (rear ward-
fa cing/for ward-facing) ....................... 38
LA TC H-type (ISOFIX) (ins talling) ........ .36
LA TC H-type (ISOFIX) (no tes) ............... 36
No tes on the safe transpor tation of
ch ildren .............................................. 34
Re arwa rd-facing child restra int sys‐
te m (Information) .............................. .38
To pTe ther ...........................................37
Child ren
No tes on safe transpor tation .............. 34
Special seat belt retractor .................. 35
Ci ga rette lighter ..................................... 75
Cleaning see Care
Cleaning water drain valve of the air
intake box ............................................ .208
Climate control Activating/deactivating ...................... 95
Ad justing rear-compartment heat‐
ing ...................................................... 96
Air distribution settings ...................... 97
automatically controlling (rear
passenger compartment) .................. .97
Au xilia ryheating ................................. 99
Cargo compartment ventilation ........ 102
Clearing fogged up windo ws............... 97
Control panel for 3-zone auto matic
clima tecontrol ................................... 95 Control panel
for dual-zone auto‐
matic clima tecontrol .......................... 94
Controlling automatically .................... 96
Hot- wate r auxilia ryheater ................1 00
Re frigerant ........................................ 271
Setting the air distribution .................. 97
Switching ai r-re circulation mode
on/off ................................................ 98
Switching synchronization function
on/off (control panel) ......................... 97
Switching the A/C function on/off ....96
Switching there ar wind ow
defros ter on/off ................................. 98
Switching the windshield heater
on/off ................................................ 98
Ve ntilating theve hicle (con veni‐
ence opening) ..................................... 54
Ve ntilation nozzles at front ................. 98
Ve ntilation nozzles in thero of ............ 99
Ve ntilation nozzles, rear passenger
compartment .................................... .99
Cockpit (o verview) .................................. .6
Combination switch see High beam
see High-beam flasher
see Indicator
Compu ter
see On-board computer
Contacts ................................................ 185
Calling up ........................................ .185
Deleting ............................................ 185
Downloading (from mobile phone) .... 185
Information .......................................1 85
Making a call ................................... .185
Na me form at .................................... 185
Con venience closing .............................. 54
Con venience opening ............................. 54
Con versions ............................................ 19
Coolant Filling capacities .............................. .270
Coolant (engine) Che cking le vel .................................. 206
No tes ............................................... 269
Copyright License ............................................... 27
Tr ademar ks......................................... 27
Cornering light ...................................... .80
Crosswind Assist Function/no tes ................................ 13 8
Cruise control ...................................... .141
Ac tivating ......................................... 14 2 Index
309
Ad
aptive Highbeam Assist Cur‐
re ntly Una vailable See Opera tor's
Manual ............................................. 296
Ad aptive Highbeam Assist Inopera‐
tive .................................................. .296
0099 Additive Sy stem Fault Emer‐
ge ncy Op.: XXX mph See Opera‐
to r's Manual .................................... .290
0099 Additive Sy stem Fault See
Operator's Manual ...........................289
0099 Additive Sy stem Fault Starts
until Emerg. Op.: XXX See Opera‐
to r's Manual .................................... .289
Air Conditioning Malfunction See
Operator's Manual ............................ 294
Apply Brake toShift from 'P' ............ 295
00AD ATTENTION ASSIST Inopera‐
tive ................................................... 285
00AD ATTENTION ASSIS T:Take a
Break! ............................................... 285
0049 AutoLamp Function Inopera‐
tive ................................................... 296
Au xilia ryBattery Malfunction ........... 294
Blind Spot Assi stCur rently
Un available See Operator's Manual
.......................................................... 284
Blind Spot Assist Inoperative ............ 284
Blind Spot Assist Trailer NotMoni‐
to re d ................................................ 284
004D Check Brake Fluid Le vel.......... 279
Check Brake Pads See Operator's
Manual .............................................2 79
00AC CheckCoolant Le vel See
Opera tor's Manual ........................... 288
00B2 Check Engine Oil AtNext
Re fueling .......................................... 287
00B2Che ckEngine Oil Le vel (Add 1
Liter) ................................................ 286
003ACheck Fuel Filter ......................2 86
0049Che ckLeft Low Beam (e xam‐
ple) .................................................. .296
0077Che ckTire s .............................. 291
00B2 Check Washer Fluid ................2 9200AC
Coolant Too Hot Stop Vehicle
Tu rn Engine Off ................................ 288
Cruise Control Inoperati ve............... 283
00CE Currently Un available Cam‐
era Dirty .......................................... .283
Curr ently Un available Radar Sen‐
sors Dirty .........................................2 84
0025 Currently Una vailable See
Opera tor's Manual ........................... 282
00E5Curr ently Unavailable See
Operator's Manual ............................ 281
00AFDon't Forget Your Key.............. .291
Driver's Door Open & Transmission
Not in P Risk of Vehicle Rolling
Aw ay ................................................ 295
00B3Engine Oil Le vel Cann otBe
Measured ......................................... 286
00B2 Engine Oil Le vel Low Stop
Ve hicle Turn Engine Off .................... 286
00B2Engine Oil Pressure Stop
Switch Off Engine ............................. 286
00B2 Engine Oil Reduce Oil Le vel.... .2 86
0075Fr ont Left Malfunction
Service Required (e xample).............. 277
00D4 Fuel Le vel Low ........................ .285
0024Incline TooSt eep See Opera‐
to r's Manual ..................................... 278
003B Inoperative Battery Low ...........293
003B Inoperative Refuel Vehicle .......2 93
0025 Inoperative See Operator's
Manual ............................................. 282
00E5Inope rative See Operator's
Manual ............................................ .281
007A Inoperative See Operator's
Manual .............................................2 81
003B Inoperative See Operator ’s
Manual ............................................. 293
00AFKe yNot De tected (red dis‐
pl ay messa ge)...................................2 91
00AF KeyNot De tected (white dis‐
pl ay messa ge).................................. 292 Index
311