
Display messages
Possible causes/consequences and 0050 0050Solutions
Adaptive Highbeam
Assist Currently Unavail-
able See Operator's Man-
ual *A
daptive Highbeam Assist is temp orarily una vailable.
The sy stem limits ha vebeen reached (/ page81). #
Continue driving.
When the causes ha vebeen eliminated, the sy stem will be avail‐
able again. The display message Adaptive Highbeam Assist Now
Available appears.
Adaptive Highbeam
Assist Inoperative *A
daptive Highbeam Assist is malfunctioning. #
Visit a qualified specialist workshop.
0049
Switch On Headlamps *Y
ou are driving without a low beam. #
Turn the light switch toposition 0058.
or #
Turn the light switch tothe0058 position.
0049
Switch Off Lights *Y
ou are leaving theve hicle and the light is still switched on. #
Turn the light switch toposition 0058.
0049
Auto Lamp Function
Inoperative *T
he light sensor is malfunctioning. #
Visit a qualified specialist workshop.
0049
Malfunction See Opera-
tor’s Manual *T
heexterior lighting is malfunctioning. #
Visit a qualified specialist workshop.
Ve hicles with trailer hitch: a fuse may ha veblown. #
Stop in accordance with the tra ffic conditions. #
Check the fuses, and replace them if necessary(/ page 228).
0049
Check Left Low
Beam (exa mp le) *T
he bulb in question is faulty. #
Visit a qualified specialist workshop.
or #
Check whe ther changing the bulb is permitted. Indicator and
warning lamps Overview of
warning and indicator lamps When
the ignition is switched on, many sy stems
per form a self-test. Some warning and indicator
lamps may switch on or flash temp orarily during
th is time. This behavior is no cause for alarm.
These warning and indicator lamps only signal a
malfunction if they light up or flash, once the
engine has been star ted or theve hicle is in oper‐
ation. Wa
rning and indicator lamps:
0058 Low beam (/
page 79)
0060 Pa
rking light (/ page 79)
0057 High beam (/
page 80)
003E003D Tu
rn signal (/ page 80)
005E Re
ar fog light (/ page 79)
00E9 Saf
ety belt not fastened
(/ page 302)
0027 and
004D USA: Brakes (red) (/
page 297)296
Display messages and warning and indicator lamps

Braking wi
thparking brake: .............. 108
Breaking-in no tes ............................. 105
Downhill gradient ............................. 108
Driving tips ....................................... 105
EBD (electronic brake forc e distri‐
bution) ..............................................1 39
Heavy and light loads ....................... 108
HOLD function .................................. 14 5
New brake discs and brake pads/
linings ............................................... 108
Re stricted braking ef fect (salt-trea‐
te dro ads) ........................................ .105
We tro ad sur faces ............................ 108
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake Assistance see BAS (Brake Assi stSystem)
Brake fluid
No tes ............................................... 269
Brake forc e distribution
EBD (electronic brake forc e distri‐
bution) ..............................................1 39
Brakes New/replaced brakepads/brake
discs ................................................. 105
Breakdown Assi stance overview .......................... .16
Changing a wheel ............................ .251
Ro adside Assis tance ........................... 21
To w starting .................................... .228
To wing away ..................................... 225
Tr ansporting theve hicle ...................2 27
Breakdown see Flat tire
Breaking-in no tes ................................. 105
Bulbs Reversing light .................................... 87
Buttons Steering wheel ..................................1 64C
Call list Making a call .................................... 186
Overview .......................................... 185
Selecting options .............................. 186
Calls ...................................................... .184
Ac cepting ......................................... 184
Ac tivating functions du ring a call ...... 184
Calls with se veral participants .......... 184
Declining .......................................... 184
Ending a call .................................... .184 Incoming call during an
existing
call .................................................. .184
Making ............................................. 184
Camera see 360° Camera
see Rear view camera
Car wash
see Care
Car wash (care) .....................................2 10
Care ........................................................ 214
Car wash ...........................................2 10
Carpet .............................................. .214
Displ ay.............................................. 214
Exterior lighting ................................ 212
Headliner .......................................... 214
Matte finish ....................................... 211
Pa int ................................................ .211
Plastic trim ....................................... 214
Po we rwa sher ................................... 210
Re alwo od/trim elements ................. 214
Re ar view camera/360° Camera ...... 212
Seat belt ........................................... 214
Seat co ver ........................................ 214
Senso rs............................................ 212
Ta ilpipes ............................................ 212
Tr ailer hit ch....................................... 212
Wa shing byhand ...............................2 11
Wheels/rims .....................................2 12
Wi ndo ws ........................................... 212
Wi per blades .....................................2 12
Cargo compa rtment lighting
Motion de tector .................................. 83
Cargo co mpartment ventilation
Deactivating .....................................1 02
Setting .............................................. 102
Cargo tie-down point ............................197
Cargo tie-down points Info rm ation ...................................... .275
Carpet (care) ........................................ .214
Change bulbs Additional turn signal light (all-
wheel drive vehicles) .......................... 85
Changing a bulb see Changing bulbs
Changing a wheel Lowe ring theve hicle ........................ 254
Preparing .......................................... 251
Ra ising theve hicle ............................2 51
Re moving a wheel ............................ 253
Changing address ................................... 21308
Index

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

Fr
ont door
Opening (from inside) ........................ .44
Un locking (from inside) ...................... 44
Fr ont seats
8- wa y adjustment options .................. 62
Ad justing (electrically) ........................ 62
Ad justing (manually) ..................... 59, 61
Memory function ................................ 62
Tu rning .............................................. .65
Wi th Seat Comfort Package ................ 61
Wi thout Seat Comfort Package .......... 59
Fu el ........................................................ 264
Ad ditives .......................................... 264
Diesel ...............................................2 64
Draining thefilter ............................ .209
E10 ................................................... 264
Flexible fuel vehicles ........................ 264
Fu elreser ve ..................................... 266
Gasoline ........................................... 264
Low outside temp eratures ................2 64
Problems .......................................... 127
Quality (diesel) ................................. 264
Quality (gasoline) ............................. 264
Re fueling .......................................... 12 5
Sulfur content .................................. 264
Ta nk capacity ................................... 266
Fu el consum ption (on-board com‐
puter) .................................................... .167
Fu el consum ption indicator
Calling up .......................................... 181
Fu ses ............................................. 228, 229
Before replacing ...............................2 28
Fu se box in the front-passen ger
fo ot we ll ............................................ 229
Fu se box in the seat base of the
driver's seat .....................................2 29
No tes ............................................... 228 G
Gasoline ................................................ 264
General operating permit number
(EU) ........................................................ 261
Genuine parts ......................................... 18
Glasses compartment ............................74
Gross axle weight rating ...................... 261
Gross mass ........................................... 261 H
Handbrake (electrical) see Electric pa rking brake Handbrake (manual)
see Manual parking brake
Handling control sy stem
see ESP ®
(Elect ronic Stability Prog ram)
Hazard warning lights ............................ 80
Swit ching on/off ................................ 80
Hazardous substances Information ........................................ .21
Head restra int
Ad justing mechanically ....................... 70
Headliner (care) .................................... 214
Heating sy stem (control panel) ............ 93
High beam .............................................. .80
Ac tivating/deactivating ...................... 80
Ad aptive Highbeam Assist .................. 81
Changing bulbs .................................. 84
High-beam flasher .................................. 80
Hill start assi st..................................... 14 5
HOLD function ...................................... 14 5
Home screen (media display) ..............174
Hot-water auxiliary heater ..................100
Fu nction ........................................... 100
Problems .......................................... 101
switching on/off with the button ...... 100
Switching on/off wi th the on-
board computer ................................ 101
Hydroplaning ........................................ 109 I
Identification pla te
Engine ............................................... 261
Re frigerant ........................................ 271
Ve hicle ..............................................2 61
Ignition key
see Key
Immobilizer ............................................ .55
Implied warranty (vehicle) .....................24
Indicator .................................................. 80
Ac tivating/deactivating ...................... 80
Changing bulbs (front) ........................ 84
Changing bulbs (rear) (Cargo Van
and Passenger Van) ............................ 86
Changing bulbs (rear) (chassis) .......... 87
Installations ............................................ 19
Instrument Display Function/no tes ................................ 16 3
Overview ...................................... 7, 16 3
Setting the lighting ........................... 16 6 Index
315

Instrument Display
see Warning/indicator lamp
Instrument lighting ..............................16 6
Intelligent light sy stem
Ad aptive Highbeam Assist .................. 81
Corne ring light ................................... 80
In te rior lamps (rear compa rtment)
(replacing the light bulbs) ..................... 88
In te rior lighting
Cargo compartment .......................... .83
Re ar compartment ............................ .83
Setting ................................................ 82
Switch-off del aytime .......................... 83
In te rior motion sensor
Fu nction ............................................. 57
Switching on/off ................................ 57
Interior roof car rier sy stem ................ .199
iPhone ®
see Apple CarPlay™ J
Jack ....................................................... 250
Hydraulic .......................................... 230
Re moving thehy draulic jack from
th estow age compartment .............. .230
St orage location of hydraulic jack .... 230
Jump-start connection .........................219
Jump-starting see Jump-s tart connection K
Ke y........................................................... 41
Battery ............................................... 42
Electrical consu mption ...................... .42
Fu nctions ............................................ 41
Ke yring attachment ........................... 42
Mechanical key .................................. .42
Overview ............................................. 41
Problem ..............................................43
Ra dio connection ................................ 41
Un locking setting .............................. .42L
Labeling (tires) see Tire labeling
Lane de tection (au tomatic)
see Active Lane Keeping Assist
Lane Keeping Assist ............................ .155
Fu nction ........................................... 15 5
Sy stem limitations ............................1 55Tr
ailer operation .............................. .155
Lane Keeping Assist
see Active Lane Keeping Assist
see Lane Keeping Assist
Language ............................................... 181
No tes ................................................ 181
Setting .............................................. 181
LA TC H-type (ISOFIX) child seat
securing sy stem
In stalling ............................................ .36
No tes .................................................36
Le vel control
see ENR (elect ronic le vel control)
License pla telamp (changing bulbs) .... 86
Light switch (o verview) ........................ .79
Lighting see Lights
Lights ...................................................... 79
Ad aptive Highbeam Assist .................. 81
Au tomatic driving lights ...................... 79
Combination switch ............................ 80
Cornering light ................................... 80
Driving abroad (symmetrical low
beam) ................................................. 79
Hazard warning lamps ........................ 80
High beam .......................................... 80
High-beam flasher .............................. 80
Indicator ............................................ .80
Light switch ........................................ 79
Low beam ........................................... 79
Pa rking light ...................................... .79
Re ar fog light ...................................... 79
Re sponsibility with lighting sy stems ... 79
Setting theex terior lighting switch-
off delay time ...................................... 81
Setting the instrument lighting ......... 16 6
Switching the sur round lighting
on/off ................................................ .81
Limiting speed ...................................... 107
Load Determ ining the maximum ................2 41
Sample calculation ........................... 24 2
Load distribution .................................. 19 6
Load index (tire) .................................. .245
Load securing Carg o tie-down point ........................ 197
Ins talling and removing tie-down
ey es .................................................. 19 8
No tes ................................................ 19 6
Load-bea ring capacity (tire) ................245 316
Index

Loading
Definitions ........................................ 24 6
Loading guidelines .........................72,19 5
Loading information table ...................240
Low beam Activating/deactivating ...................... 79
Changing bulbs ................................. .84
Setting for abroad (symmetrical) ........ 79
LO Wrange ............................................. 11 9
Lu bricant additives
see Additive
Lu mbar support (4-w ay)........................ 64 M
M+S tires .............................................. 233
Maintenance Vehicle ................................................ 21
Maintenance see ASS YST PLUS
Malfunction Restra int sy stem ................................ 28
Malfunction message see Display message
Manual parking brake ..........................13 3
App lying/ releasing .......................... .133
Emer gency braking ........................... 13 4
Fo lding up/down .............................. 13 3
Manually inflating air bello ws(ENR) ...1 24
Matte finish (cleaning instructions) ....211
Maximum load Determ ining ...................................... 241
Sample calculation ........................... 24 2
Maximum tire load ...............................244
Maximum tire pressure .......................24 5
MBUX multimedia sy stem (o ver‐
vi ew )...................................................... 173
Mechanical key
Locking door ...................................... 45
Re moving/inserting ........................... 42
Un locking door .................................. .45
Media Menu (on-boa rdcompu ter) ............... 16 9
Operating media playback ................1 69
Selecting a media sou rce ................. 16 9
Media display Entering characters .......................... 17 9
Home screen .................................... 174
No tes ................................................ 173Media mode
Adding a favo rite song ......................1 91
Connecting Blue tooth®
audio
equipment ........................................ 19 0
Connecting USB devices .................. 19 0
Controlling media playback .............. 191
Copyright and trademar ks................ 189
No tes about the sear chfunction in
categories ......................................... 191
Overview of the media menu ............ 19 0
Re moving a favo rite song .................. 191
St arting a sear chin categories ........ .192
St arting media playback .................. .191
Suppor tedfo rm at and data storage
media ............................................... 189
Using theke yword sear ch................ 19 2
Memory function (seat) .........................64
Menu (on-board computer) Assis tance graphic ........................... 16 6
Media ............................................... 16 9
Overview .......................................... 16 4
Ra dio ................................................ 16 8
Service ............................................. 16 6
Settings ............................................ 17 0
Te lephone ........................................ .169
Tr ip .................................................. .167
Mercedes PRO Information ....................................... 171
Mercedes PRO connect Accident mana gement ...................... 172
Calling the Cus tomer Center ............. 171
Information .......................................1 71
Making a call via theov erhead con‐
trol panel .......................................... 171
Ro adside Assis tance call via the
Ro adside Assis tance button .............. 171
Tr ans ferred data ...............................1 72
Mercedes-Benz emer gency call sys‐
tem
Information on data processing ........ 217
Message (multifunction display) see Display messa ge
Message memory ................................. 277
Mir rors
Ad justing the inside rearview mir ror ... 91
Mir rors
see Outside mir rors
Mobile phone ........................................ 260
Fr equencies ...................................... 260
Tr ansmission output (maximum) ...... 260
Wi reless charging .............................. .78 Index
317

Re
fueling theve hicle ........................ 12 5
To pping up DEF ................................ 12 9
Re generation
No tes ................................................ 11 4
Re gistration
Ve hicle ............................................... 23
Re moving the vehicle tool kit ............ .230
Re placing a wheel
Ins talling a new wheel ...................... 253
Re placing light bulbs
Indicators (rear) (Cargo Van and
Pa ssenger Van) ................................... 86
Re versing lights (Cargo Van and
Pa ssenger Van) ................................... 86
Re porting saf ety defects ....................... 24
Re scue card ............................................ 24
Re set function (multimedia sy stem) ...1 81
Re storing (factory settings)
see Reset function (multimedia sy stem)
Re stra int sy stem .................................... 28
Children, no tes on safe transpor ta‐
tion ..................................................... 34
Fu nction in an accident ...................... 29
Fu nctionality ....................................... 28
Malfunction ........................................ 28
Pr otection ...........................................28
Re duced pr otection ............................28
Self-test .............................................. 28
Wa rning lamp .................................... .28
Re stricting the shift range ...................1 17
Re versing light
Changing bulbs .................................. .87
Re versing lights
Re placing light bulbs (Cargo Van
and Passenger Van) ............................ 86
Rims (care) ............................................ 212
Ro adside Assistance (breakdown) ........21
Ro llaw ay protection
see HOLD function
Ro of car rier (inside) ............................ .199
Ro ofrack ............................................... 276
Ro ofrack (information) ........................ 19 8 S
Saf etyve st ............................................ 216
Seat belt .................................................. 30
Care .................................................. 214
Pr otection ...........................................30 Seat belt
warning
see Seat belts
Seat belts ................................................ 32
Ad justing the height ........................... 31
Fa stening ............................................ 31
Re duced pr otection ............................30
Re leasing ............................................ 32
Wa rning lamp .................................... .32
Seat co ver (care) ................................... 214
Seats .................................................5 9, 66
4-w aylumbar support ........................ 64
8-w ayadjustment options .................. 62
Ad justing armrests ............................. 66
Ad justing the armrests (rear bench
seat) ................................................... 69
Ad justing the head restra ints
mechanically ...................................... 70
cor rect driver's seat position .............. 59
Fo lding thefo lding seat up/down ...... 66
front (adjust elect rically) .................... 62
Fr ont (adjusting manually, with
Seat Comfort Package) ...................... .61
Fr ont (adjusting mechanicall y,
without Seat Comfort Package) .......... 59
Fr ont (adjusting mechanically) ............ 61
Ins talling and removing rear ben ch
seat ....................................................66
Memory function ................................ 62
Operating the memory function ......... 64
Setting options ................................... 14
Tu rning (front seat) ............................ .65
Wi th Seat Comfort Package ................ 61
Wi thout Seat Comfort Package .......... 59
Securing luggage ............................72,19 5
Selecto r lever
see DIRECT SELECT le ver
Sensors (care) ....................................... 212
Service see ASS YST PLUS
Service (on-board computer) ..............16 6
Service center see Qualified specialist workshop
Service inter val display
see AS SYST PLUS
Service products Refrigerant (air conditioning) ............ 271
Setting the da teform at ....................... 180
Setting the distance unit .....................181
Setting the speed
see Cruise control 320
Index