
Ve
hicle type 4500 with a max. permissible gross weight of 12,125 lbs (5.500 t) Pe
rm issible gross
we ight of vehicle/trailer
combination GCWR 3), 5)Pe
rm issible trailer load
GT W, braked 6) Pe
rm issible nose weight TWR
15 250 lbs (6.9 17t) 5000 lb s (2.270 t) only for
model series 90 7.657 7) 500 lbs (0.227 t) only
for model series
90 7.657 7)
15 250 lbs (6.9 17t) Optional: 7500 lbs
(3.400 t) not for model
series 90 7.657 Optional:
750 lbs (0.340 t) not for model
series 90 7.657 3)
Maximum permissible gross weight of vehicle
and trailer combination.
4) Not in combination with all-wheel drive (4x4)
and not in combination with model series
90 7.74 5 (combination vehicles with a vehicle
length of 274.3 in (6967 mm))
5) It is not possible to tow a trailer on vehicles
which ha venot been equipped wi tha trailer cou‐
pling as standard. In this case, the maximum per‐
missible gross vehicle weight cor responds tothe
maximum permissible gross weight of theve hicle
combination.
% If
th e trailer coupling is retrofitted, the identi‐
fi cation pla tes should be adap ted according ly
with the altered, maximum permissible
we ights. Please consult an authorized
Mercedes-Benz Center if you ha veany fur‐
th er questions.
6) Maximum permissible gross weight of the
trailer if the trailer is equipped with a separate
brake sy stem.
7) The vehicle length forve hicles with the model
series 90 7.657 (Cargo Van) is 290 in (7367 mm). The body builder label is
found on the front-end
module abo vethera diator and con tains the maxi‐
mum permissible curb weight forth eve hicles. Lashing points and car
rier sy stems Information about
the cargo tie-down points *
NO
TERisk of accident if the maximum
loading capacity of the cargo tie-down
point is exceeded If
yo u combine various cargo tie-down points
to secure a load, alw aysta ke the maximum
loading capacity of thewe akest cargo tie-
down point into account.
During maximum full- stop braking, forc es may
act which can multiply thewe ight of the load. #
Always use se veral cargo tie-down
points todistribute and spread the load.
Distribute the load on the cargo tie-
down points evenly. Fu
rther information on the cargo tie-down points
and tie-down eyes can be obtained in the "T rans‐
porting" section (/ page 196).
Ti e-d owney es
Max. tensile load (tie-down eyes) Ti
e-d owney es Perm issible nomi‐
nal tensile stre ngth
Pa ssenger Van3 50 daN
Cargo Van8 00 daN Te
ch nical da ta275

Display messages
Possible causes/consequences and 0050 0050Solutions Currently Unavailable
Radar Sensors Dirty
*
The radar sensor sy stem is malfunctioning. Possible causes:
R dirt on the sensors
R heavy precipitation
R extended country drives wi thout other traf fic, e.g. in the desert
The following sy stems may be af fected:
R Active Dis tance Assi stDISTRONIC (/ page 143)
R Blind Spot Assist(/ page152)
R Active Brake Assi st (/ page 139)
Driving sy stems and driving saf ety sy stems may be malfunctioning
or temp orarily una vailable.
When the causes ha vebeen eliminated, the driving sy stems and
driving saf ety sy stems will be available again.
If th e display message does not disappear: #
Stop in a safe location. #
Clean all sensors (/ page212). #
Re-sta rt the engine. #
If necessar y,visit a qualified specialist workshop.
Active Distance Assist
Now Available *T
heActive Dis tance Assi stDISTRONIC is operational again and can
be acti vated (/ page144).
00D9 Off *T
he HOLD function has been deactivated because theve hicle is slip‐
ping or an activation condition has not been met. #
Re-acti vate the HOLD function later on or check the HOLD func‐
tion's activation conditions (/ page145).
Blind Spot Assist Inoper-
ative *B
lind Spot Assist is malfunctioning (/ page152). #
Visit a qualified specialist workshop.
Blind Spot Assist Trailer
Not Monitored *W
hen you es tablish an electrical connection with the trailer, Blind
Spot Assist will remain available but the area beside the trailer will
not be monitored. The function of Blind Spot Assist may be restric‐
te d as a result (/ page152). #
Press the left-hand Touch Control and ackn owledge the display
message.
Blind Spot Assist Cur-
rently Unavailable See
Operator's Manual *B
lind Spot Assist is temp orarily una vailable (/ page152).
The sy stem limits ha vebeen reached (/ page152). #
Continue driving.
When the causes ha vebeen eliminated, the sy stem will be avail‐
able again.
or #
Ifth e display message does not go out, stop in a safe location
and re-sta rt the engine. #
If necessar y,clean there ar bumper. If the bumper is very dirty,
th e sensors in the bumper may malfunction.
*T he camera view is reduced (/ page155). 284
Displaymessa ges and warning and indicator lamps

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

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

DO
T,Tire Identification Number
(TIN) ....................................................... 24 4
Drinking and driving ............................105
Drive Away Assist .................................1 54
Driver's seat see Seats
Driving characteristics (unusual) ....... 232
Driving instructions Foreign trip (information) .................. 107
Driving light see Automatic driving lights
Driving no tes
Tr ansport byrail .............................. .108
Driving Saf ety Sy stem
ABS (Anti-lock Braking Sy stem) ........ 137
ASR (acceleration skid control) ........ 137
BA S (Brake Assi stSystem) ............... 137
EBD (electronic brake forc e distri‐
bution) ..............................................1 39
ESP ®
Crosswind Assist ..................... 13 8
ESP ®
trailer stabilization .................. 13 9
Overview .......................................... 137
Ra dar sensors .................................. 13 6
Re sponsibility ................................... 13 6
Driving saf ety sy stem
see Active Brake Assi st
see ESP ®
(Electronic Stability Prog ram)
Driving sy stem
see 360° Camera
see Active Dis tance Assi stDISTRONIC
see Active Lane Keeping Assist
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise control
see HOLD function
see Lane Keeping Assist
see Parking Assist PARKTRONIC
see Rear view camera
Driving tips Brake subject toload ...................... .108
Braking ............................................. 108
Breaking-in no tes ............................. 105
Downhill gradient ............................. 108
Drinking and driving ........................ .105
Driving abroad (symmetrical low
beam) ................................................. 79
Driving in winter ................................ 11 0
Driving off-road ................................. 11 0
Driving on flooded roads .................. 109
Driving on wetro ads ........................ 109
Gene ral driving tips .......................... 105Hyd
roplaning .................................... 109
New brake discs and brake pads/
linings ............................................... 108
Pa rking brake .................................. .108
We tro ad sur faces ............................ 108
Dr ow siness de tection
see ATTENTION ASSIST
DSR (Downhill Speed Regulation)
Ac tivating/deactivating .................... 12 0
No tes ................................................ 12 0
Dual-zone au tomatic climate con‐
trol (control panel) ................................. 94 E
E10 ........................................................ 264
EBD (electronic brake forc e distri‐
bution) .................................................. .139
ECO display Function ............................................ 11 3
Re setting .......................................... 16 8
Electric pa rking brake .......................... 13 4
App lying automatically .................... .134
Applying or releasing manually ........ .135
Emer gency braking .......................... .136
No tes ................................................ 13 4
Re leasing automatically .................... 13 5
Electric sliding door Function ............................................. 46
Opening wi thbutton ...........................47
Opening with the door handle ............ 48
Opening/closing with theke y ............ 48
Prog ramming theke y ........................ .48
Re setting ............................................ 49
Un locking manually ............................ 49
Electrical closing assist Notes .................................................46
Electrical consum ption
Ke y .................................................... .42
Electrical fuses see Fuses
Electrical step
Emer gency release ............................ .52
Extending/r etra cting .......................... 52
Fu nction ............................................. 52
Obs tacle ............................................. 52
Pr eve nting extending ......................... .52
Electronic Stability Prog ram
see ESP ®
(Electronic Stability Prog ram)
Electronics ............................................ 260 Index
313

Sur
round lighting
Switching on/off ................................ 81
Sur round View
see 360° Camera
Switch-off delay time Exterior ............................................... 81
Interior ............................................... 83
Switching air-recirc ulation mode
on/off ...................................................... 98
Switching on ignition (start/s top
button) .................................................. 103
Switching seat heating on/off .............. 70
Switching synchronization function
on/off (control panel) ............................97
Switching the A/C function on/off ...... 96
Switching there ar window
defros ter on/o ff..................................... 98
Switching the windshield heater
on/o ff...................................................... 98
Sy stem settings
Re set function (multimedia sys‐
te m) .................................................. 181
Setting the dis tance unit ................... 181
Setting the time and date automat‐
ically .................................................1 79
Setting the time zone ....................... 180
Setting the time/date form at .......... .180
Sy stem settings
see Blue tooth®
see Language
see Wi-Fi T
Ta ilpipes (care) ...................................... 212
Ta nk capacity
Fu el .................................................. 266
Re ser ve(fuel) ...................................2 66
Ta nk content
DEF ................................................... 267
Te ch nical data
Information ...................................... 260
No tes (trailer hitch) ........................... 271
Ti re pressure monitor .......................2 40
Ve hicle identification plate ............... 261
Te lephone ...................................... 169, 182
Ac tivating functions du ring a call ...... 184
Connecting a mobile phone (Near
Field Communication (NFC)) ............ 183
Connecting a mobile phone (Pass‐
ke y) .................................................. 182Connecting a mobile phone
(Secure Simple
Pairing) .................... 182
De-authorizing a mobile phone ......... 183
Incoming call during an existing
call .................................................. .184
Information ....................................... 182
Menu (on-board computer) ............... 16 9
Mobile phone voice recognition ........ 184
No tes ................................................ 182
Re ception and transmission vol‐
ume .................................................. 183
Switching mobile phones ................. 183
Switching mobile phones (Near
Field Communication (NFC)) ............ 183
Te lephone menu overview ................1 82
Te lephone operation ........................ .184
Using Near Field Communication
(NFC) ................................................ 183
Wi reless charging (mobile phone) ...... .78
Te mp erature grade ............................... 24 3
Ti e-d owney es ...................................... .198
Time Manual time setting .......................... 180
Setting the time and date automat‐
ically .................................................1 79
Setting the time zone ....................... 180
Setting the time/date form at .......... .180
Ti re and Loading Information plac‐
ard ........................................................ .240
Ti re Identification Number (TIN) .........24 4
Ti re information table ..........................24 0
Ti re labeling .......................................... 24 3
Characteristics ................................ .245
DO T,Tire Identification Number
(TIN) ................................................. 24 4
Load index ........................................ 24 5
Load-bearing capacity ...................... 24 5
Maximum tire load ........................... 24 4
Maximum tire pressure .................... 24 5
Overview .......................................... 24 3
Size designation ............................... 24 5
Speed rating ..................................... 24 5
Te mp erature grade ........................... 24 3
Ti re qu ality grades ............................ 24 3
Tr action grade .................................. 24 3
Tr ead wear grade .............................. 24 3
Ti re load (maximum) ............................ 24 4
Ti re pressure
Checking (tire pressure moni toring
sy stem) ............................................ 239
Maximum ......................................... 24 5
No tes ............................................... 234 322
Index

Re
starting the tire pressure moni‐
to r ................................................... .240
Ti re pressure monitoring sy stem
(function) .......................................... 238
Ti re pressure table ...........................2 35
Ti re pressure moni tor
Checking the tire pressure ............... 239
Checking the tire temp erature ......... 239
Fu nction ........................................... 238
Re starting ........................................ .240
Te ch nical da ta.................................. 24 0
Ti re pressure table ............................... 235
Tire quality grades ............................... 24 3
Ti re temp erature
Checking (tire pressure monitoring
sy stem) ............................................ 239
Ti re pressure monitoring sy stem
(function) .......................................... 238
Ti re tread .............................................. 232
Tire-change tool kit .............................. 250
Ti res
Characteristics ................................ .245
Che cking .......................................... 232
Checking the tire pressure (tire
pressure monitoring sy stem) ............ 239
Definitions ........................................2 46
Direction of rotation ......................... 250
DO T,Tire Identification Number
(TIN) ................................................. 24 4
Flat tire ............................................. 218
Ins talling .......................................... 253
Load index ........................................ 24 5
Load-bearing capacity ...................... 24 5
M+S tires ......................................... 233
Maximum tire load ........................... 24 4
Maximum tire pressure .................... 24 5
No ise ................................................ 232
No tes on ins talling ............................ 24 8
Overview of tire labeling ...................2 43
Re moving ........................................ .253
Re placing .................................. 248, 251
Re starting the tire pressure moni‐
to r ................................................... .240
Selecting .......................................... 24 8
Size designation ............................... 24 5
Snow chains .................................... .233
Speed rating ..................................... 24 5
St oring ............................................. 250
Summer tires ................................... 232
Te mp erature grade ........................... 24 3
Ti re and Loading In form ation plac‐
ard .................................................... 24 0
Ti re pressure (no tes) ........................ 234 Ti
re pressure monitoring sy stem
(function) .......................................... 238
Ti re pressure table ...........................2 35
Ti re qu ality grades ............................ 24 3
Tr action grade .................................. 24 3
Tr ead wear grade .............................. 24 3
Un usual driving characteristics ........ 232
Wheel size categories ...................... .250
To ol
see Removing theve hicle tool kit
see Vehicle tool kit
see Vehicle tool kit stowage compartment
To pTe ther .............................................. .37
To pping up the windshield washer
sy stem .................................................. 208
To uch Control ........................................ 174
On-board computer .......................... 16 4
Operating .......................................... 174
Setting acoustic ope rating feed‐
back .................................................. 175
Setting the sensitivity ....................... 174
To uchscreen (media display)
Operating .......................................... 175
Setting acoustic ope rating feed‐
back .................................................. 175
To w starting .......................................... 228
To w- aw ay alarm
Fu nction ............................................. 56
Switching on/o ff................................ 57
To wing away ......................................... 225
Ra ised front or rear axle .................. .226
To wing eye
Ins talling/ removing ......................... .227
St orage location ...............................2 27
To wing eye (s tora gelocation)
see Vehicle tool kit
To wing me thods .................................. .224
Tr action grade ....................................... 24 3
Tr ailer hitch
Care .................................................. 212
Gene ral no tes ................................... 271
Information .......................................1 60
Information about trailer operation ... 157
Pe rm issible trailer loads and trailer
dr aw bar nose weights ........................ 161
Po we r supply ................................... .162
Soc ket .............................................. 15 9
Tr ailer loads .......................................... 272
Tr ailer operation
Ac tive Lane Keeping Assist ............... 15 5 Index
323

Coupling/Decoupling
the trailer .......1 59
Gross axle weight rating ................... 261
Information ....................................... 16 0
Lane Keeping Assist .........................1 55
No tes ................................................ 157
Pe rm issible trailer loads and trailer
dr aw bar nose weights ........................ 161
Po we r supply .................................... 16 2
Soc ket .............................................. 15 9
Tr ailer loads ...................................... 272
Tr ailer stabilization ............................... 13 9
Tr ansfer redve hicle data
Android Auto .................................... 188
Apple CarPl ay™ ................................ 188
Tr ansmission position display .............11 5
Tr ansmission ratio
LO Wrange ........................................ 11 9
Tr ansmission ratio
see Engaging/disengaging LOW RANGE
Tr anspo rtby rail .................................. .108
Tr anspo rting (vehicle breakd own) ...... 227
Tr ead weargrade .................................. 24 3
Tr im element (care) .............................. 214
Tr ip
Display total dis tance ....................... 167
Menu (on-board computer) ............... 167
Tr ip computer
Re setting .......................................... 16 8
Showing ............................................ 167
Tr ip distance ........................................ .167
Showing ............................................ 167
Tr ip odom eter
Re setting .......................................... 16 8
Tr ip odom eter
see Trip dis tance
Tu rn signal light
Ad ditional turn signal light (all-
wheel drive vehicles) .......................... 85
Tw o-w ayradio telephone
see Mobile phone
Tw o-w ayradios
Fr equencies ...................................... 260
Ins tallation no tes .............................. 260
Tr ansmission output (maximum) ...... 260 U
Un its of measurement
Setting .............................................. 181
Un locking setting .................................. .42Un
locking/locking
Swit ching automatic locking fea‐
ture on/off ........................................ .45
Un locking and opening front doors
from inside ........................................ .44
USB soc ket in the rear passenger
comp artment .......................................... 77
Using a sun visor .................................... 92
Using kickdown .................................... 11 8
Using thete lephone
see Calls V
Ve hicle ................................................... 104
Cor rect use ........................................ 23
Data recording ................................... 25
Diagnostics connection ...................... 22
Equipment .......................................... 20
Implied warranty ................................ .24
Locking (auto matic) ............................ 45
Locking/unlocking (emergency key) .. 45
Lo we ring .......................................... 254
Maintenance ....................................... 21
Notify ing problems ............................ .24
Pa rking (s tart/s top button) .............. 13 2
Pa rking for an extended pe riod ........ 13 6
QR code rescue card .......................... 24
Qualified specialist workshop .............23
Ra ising .............................................. 251
Re gistration ........................................23
St arting (in emer gency operation
mode) ............................................... 104
St arting (s tart/s top button) .............1 04
Switching on po wer supply (s tart/
st op button) ...................................... 103
Un locking (from inside) ...................... 44
Ve ntilating (co nvenience opening) ...... 54
Ve hicle comp onents which receive
and/or transmit radio waves
Declaration of conformity ................... 22
Ve hicle data
Showing ............................................ 181
Tr ans ferring toAndroid Auto™ ......... 188
Tr ans ferring toApple CarPl ay™ ........ 188
Ve hicle height ................................... 271
Ve hicle length ................................... 271
Ve hicle width .................................... 271
Wheelbase ........................................2 71
Ve hicle data memory
Electronic control units ...................... 25
Service pr oviders .............................. .26324
Index