235 Controls in detail
Useful features
Call priority
If other service calls such as a Roadside
Assistance call or Information call are
active, an Emergency call is still possible.
In this case, the Emergency call will take
priority and override all other active calls.Remote door unlock
In case you have locked your vehicle unin-
tentionally (e.g. SmartKey inside vehicle),
and the reserve SmartKey is not handy:
Contact the Mercedes-Benz Response
Center at 1-800-756-9018 (in the USA)
or 1-888-923-8367 (in Canada).
You will be asked to provide your pass-
word which you provided when you
completed the subscriber agreement.
Then return to your vehicle at the time
arranged with the Response Center
and press the tailgate lock for a
minimum of 20 seconds until the
SOS button is flashing.
The message
Connecting call
appears in the multifunction display.
As an alternative, you may unlock the vehi-
cle via Internet using the ID and password
sent to you shortly after the completion of
your acquaintance call.
!If the indicator lamps do not start flashing
after pressing one of the buttons or remain
illuminated (in red) at any time, the Tele Aid
system has detected a malfunction or the
service is not currently active, and may not
initiate a call. Visit your authorized
Mercedes-Benz Light Truck Center and have the
system checked or contact the Response Center
at 1-800-756-9018 (in the USA) or
1-888-923-8367 (in Canada) as soon as
possible.
iThe indicator lamp in the respective button
flashes until the call is concluded. Emergency
calls can only be terminated by a Response
Center or Customer Assistance Center repre-
sentative, whereas Roadside Assistance and
Information calls can also be terminated using
thetbutton on the multifunction steering
wheel or the END button on the COMAND
system headunit.
!If the indicator lamp continues to flash or
the system does not reset, contact the Response
Center at 1-800-756-9018 (in the USA) or
1-888-923-8367 (in Canada), or Mercedes-Benz
Customer Assistance at 1-800-FOR-MERCedes
(1-800-367-6372) in the USA or Customer
Service at 1-800-387-0100 in Canada.
265 Operation
At the gas station
Only fill your tank until the filler nozzle
unit cuts out – do not top off or
overfill.
Replace fuel filler cap2 by turning it
clockwise until it audibly engages.
Close fuel filler flap1.
You should hear the latch close shut.
Check regularly and before a long trip
For information on quantities and require-
ments of operating agents, see “Fuels,
coolants, lubricants, etc.” (
page 422).
Open the hood (page 267).
G500
1Coolant
2Brake fluid
Warning!G
Overfilling of the fuel tank may create pres-
sure in the system which could cause a gas
discharge. This could cause the gas to spray
back out when removing the fuel pump noz-
zle, which could cause personal injury.
!When refueling the vehicle, make certain
that no gasoline comes into contact with the rear
side marker to prevent damaging the lens.
iMake sure to close the fuel filler flap before
locking your vehicle as the flap locking pin
prevents closing after you have locked the
vehicle.
iLeaving the engine running and the fuel cap
open can cause the? malfunction indicator
lamp (USA only) or the± malfunction indica-
tor lamp (Canada only) comes on.
For more information, see “Practical hints”
(
page 328).
iOnly use premium unleaded gasoline with a
minimum Posted Octane Rating of 91 (average of
96 RON/86 MON). Information on gasoline
quality can normally be found on the fuel pump.
Please contact gas station personnel in case la-
bels on the pump cannot be found.
For more information on gasoline, see “Premium
unleaded gasoline” (
page 426), refer to the
Factory Approved Service Products pamphlet
(USA only), or contact an authorized
Mercedes-Benz Light Truck Center.
311 Operation
Maintenance
Maintenance
We strongly recommend that you have
your vehicle serviced at an authorized
Mercedes-Benz Light Truck Center, in
accordance with the Maintenance Booklet
at the times called for by the maintenance
service indicator.Maintenance service indicator
message
The maintenance service indicator
message will notify you when the next
maintenance service is due.
Starting approximately 1 month before the
next maintenance service is due, one of
the following messages will appear in the
multifunction display while you are driving
or when you switch on the ignition
(example service A):
Service A in XX Days
Service A in XX miles
(km)
Service A due now
The type of maintenance service due is
indicated in the multifunction display:
9Basic service (A)
½Extended service (B)
!Failure to have the vehicle maintained in
accordance with the Maintenance Booklet and
maintenance service indicator at the designated
times/mileage may result in vehicle damage not
covered by the Mercedes-Benz Limited
Warranty.
312 Operation
Maintenance
Clearing the maintenance service
indicator message
The maintenance service indicator
message is automatically cleared
after approximately 10 seconds when
you switch on the ignition or when
reaching the maintenance service
threshold while driving
after approximately 30 seconds, once
the suggested maintenance service
term has passedYou can also clear maintenance service
indicator message yourself.
1Reset button
Press reset button1 on the instru-
ment cluster.
The maintenance service indicator
message is cleared and the standard
display appears in the multifunction
display (
page 140).
iVehicles equipped with Maintenance
System (U.S. vehicles) only:
The Maintenance System in your vehicle tracks
distance driven and the time elapsed since the
last maintenance service and calculates other
maintenance service work required.
iVehicles equipped with FSS (Flexible Service
S
ystem) (Canada vehicles) only:
FSS evaluates engine temperature, oil level,
vehicle speed, engine speed, distance driven
and the time elapsed since the last
maintenance service and calculates other
maintenance service work required.
The interval between maintenance services
depends on your driving habits. A gentle
driving style, moderate engine speeds and
the avoidance of short-distance trips will
lengthen the interval between services.
313 Operation
Maintenance
Maintenance service term exceeded
If you have exceeded the suggested
maintenance service term, you will see the
following message in the multifunction
display:
Service A exceeded by XX Days
Service A exceeded by XX miles (km)
In addition, a signal sounds when the
message appears.
Any authorized Mercedes-Benz Light Truck
Center will reset the maintenance service
indicator following a completed mainte-
nance service.
Calling up the maintenance service
indicator display
You can call up the maintenance service
indicator display at any time to check
when the next maintenance service is due.
Switch on the ignition (page 39).
Press buttonè orÿ on the mul-
tifunction steering wheel repeatedly
until the standard display appears in
the multifunction display (
page 140).
Press buttonk orj on the
multifunction steering wheel until the
maintenance service indicator display
with the maintenance service
symbol9 or´ and the service
deadline appears in the multifunction
display.Resetting the maintenance service
indicator
In the event that the maintenance service
on your vehicle is not carried out at an
authorized Mercedes-Benz Light Truck
Center, you can have the maintenance
service indicator reset. The automotive
maintenance facility carrying out the main-
tenance service will find the information
for resetting the maintenance service indi-
cator in the maintenance-relevant informa-
tion for your vehicle. Such information is
available from any authorized
Mercedes-Benz Light Truck Center or
directly from Mercedes-Benz.
iIf the battery is disconnected, the days of
disconnection will not be included in the count
shown by the maintenance service indicator. To
arrive at the true maintenance service deadline,
you will need to subtract these days from the
days shown in the maintenance service indicator
message or maintenance service indicator
display.
Do not confuse the maintenance service indica-
tor with the engine oil level indicator:.
!If the maintenance service indicator was
inadvertently reset, have an authorized
Mercedes-Benz Light Truck Center correct it.
Only reset if the proper maintenance service has
been performed. Resetting the system without
performing the proper maintenance service as
called for by the maintenance service indicator
will result in engine damage and/or other vehicle
damage not covered by the Mercedes-Benz
Limited Warranty.
328 Practical hints
What to do if …
ProblemPossible cause/consequenceSuggested solution
ú(USA only)
±(Canada only)
The yellow engine malfunc-
tion indicator lamp comes on
while driving.There is a malfunction in:
The fuel management system
The ignition system
The emission control system
Systems which impact emissions
Such malfunctions may result in
excessive emissions values and may
switch the engine to its limp-home
(emergency operation) mode.
Have the vehicle checked at an
authorized Mercedes-Benz Light
Truck Center as soon as possible .
An on-board diagnostic connector is
used by the service station to link the
vehicle to the shop diagnostics
system. It allows the accurate
identification of system malfunctions
through the readout of diagnostic
trouble codes. It is located near the
hood lock release on the upper left of
the footwell.
iSome states may by law require you to visit
a workshop as soon as the engine malfunction
indicator lamp comes on. Check local require-
ments.
433 Index
Batteries
SmartKey (replacing) 376
Batteries, SmartKey
Check lamp 103
Checking 103
Battery box
Fuse box in 408
Battery discharged
Jump starting 399
Battery, vehicle 396
Charging 398
Disconnecting 398
Messages in display 344–345
Reconnecting 398
Reinstalling 398
Removing 398
Bead 304
Block heater (Canada only) 310
Blocking rear door window operation 86
B-pillar 412
Brake fluid 266, 425
Message in display 346
Brake lamp bulbs, left and right 378
Brake lamp, high mounted 378
Brake lamps
Messages in display 354Brake pads
Message in display 347
Brakes 246
Warning lamp 326–327
Break-in period 244
Brush guard 375
Lowering 375
Raising and securing 375
Bulbs, replacing
Additional turn signals 378
Backup lamps 378, 386
Brake lamps 378, 386
Front fog lamps 378, 382
Front lamps 378
Front turn signal lamps 378, 383
High beam lamps 378
High mounted brake lamp 378
License plate lamps 378, 387
Locator lighting lamps 378
Low beam lamps 378
Parking lamps 378, 380
Rear fog lamp 378, 386Rear lamps 378
Rear turn signal lamps 378
Side marker lamps 378, 384
Standing lamps 378, 380
Tail lamp assemblies 378
Tail lamp unit 385
C
Call priority, Tele Aid 235
Calling up
Maintenance service indicator
display 313
Range (distance to empty) 158
Capacities
Fuels, coolants, lubricants, etc. 422
Cargo area see Cargo compartment
Cargo compartment
Expanding 206
Tailgate 105
Tie-down rings 209
Cargo compartment cover blind 214
Installing 214
Removing 214
Rolling out 214
Rolling up 214
Cargo compartment lamps 127
436 Index
D
Data recording (vehicle) 20
Daytime running lamp mode 119
Setting 151
Deactivating
Air conditioning (cooling) 189
Air recirculation mode 189
Alarm 97
Anti-theft alarm system 97
Central locking (control system) 155
Cruise control 198
Defrost 188
ESP
®94
Exterior lamps 118
Exterior lamps delayed shut-off 153
Headlamps 64
Immobilizer 96
Interior lighting delayed shut-off 154
Rear window defroster 181
Tow-away alarm 98
Windshield defroster 181
Deep water see Standing water
Defrosting 187
Delayed shut-off
Exterior lamps 153
Interior lighting 154Department of Transportation see DOT
Dialing
A number (telephone) 160
Differential locks 173
Switching off 176
Switching on 175
Difficulties
While driving see Problems while
driving
With starting 54
Direction of rotation (tires) 280
Discharged battery
Jump starting 399
Disconnecting
Vehicle battery 398
Displays
Maintenance service indicator
message 311
Messages 271, 338
Selecting display for status
indicator 150
Showing vehicle status
messages 145
Door
Entry lamps 129
Remote door unlock (Tele Aid) 235Door control panel 33
Door handle 33
Doors
Message in display 350
Opening from the inside 104
DOT 305
Downhill driving
Cruise control 198
Drink holders see Cup holders
Drinking and driving 245
Driving
General instructions 48, 245
In winter 251
Problems 61
Safety systems 88
Through standing water 252
Driving abroad 261
Driving and safety systems
4-ETS 91
ABS 88
BAS 90
EBB 92
ESP
®92
Driving instructions 245
Passenger compartment 252
Driving off 247