adblue MERCEDES-BENZ R320 2010 W251 Owner's Manual

Symbols
Trademarks ®
:
R AdBlue ®
is a registered trademark of the
German Association of the Automotive
Industry (VDA).
R BabySmart TM
is a trademark of Siemens
Automotive Corp.
R Bluetooth ®
is a registered trademark of
Bluetooth SIG Inc.
R ESP ®
and PRE-SAFE ®
are registered
trademarks of Daimler.
R HomeLink ®
is a registered trademark of
Prince, a Johnson Controls Company.
R SIRIUS and related marks are trademarks
of SIRIUS XM Radio Inc.
The following symbols are found in this
Operator’s Manual: G
Warning!
Warning notices draw your attention to
hazards that may endanger your health or life,
or the health or life of others.
! Highlights hazards that may result in
damage to your vehicle.
i Helpful hints or further information you
may find useful.
X This symbol points to instructions
for you to follow.
X A number of these symbols
appearing in succession indicates
a multiple-step procedure.
Y page This symbol tells you where to look
for further information on a topic.
YY This continuation symbol marks a
warning or procedure which is
continued on the next page.
Display Text in displays, such as the control
system, are printed in the type
shown here.
251_AKB; 4; 52, en-US
d2ureepe,
Version: 2.11.8.1 2009-03-23T09:22:52+01:00 - Seite 2

1, 2, 3 ...
115V AC Socket .................................
206
3-zone automatic climate control see Climate control system
4-ETS (Electronic Traction System) ...65
4MATIC see All-wheel drive (4MATIC) A
ABS (Antilock Brake System) .............63
Indicator lamp ................................

300
Messages in the multifunction
display ................................... 275, 286
Accessory weight .............................. 248
Accidents ........................................... 113
Air bags ........................................... 37
Distance warning function .............152
Emergency calls (Tele Aid) ............. 209
NECK-PRO active front head
restraints ........................................ 53
Active Bi-Xenon headlamps
Messages in the multifunction
display ........................................... 295
see Headlamps
Adaptive Damping System
see ADS
AdBlue ®
...................................... 331, 354
Capacity, AdBlue ®
tank ................. 351
Refilling ......................................... 332
Additives
Engine oil ....................................... 352
Gasoline ......................................... 354
Address change ................................... 22
ADS (Adaptive Damping System) ..... 153
Advanced Tire Pressure
Monitoring System (Advanced
TPMS) ................................................. 232
Messages in the multifunction
display ................................... 283, 298
Air bags ................................................ 37
Emergency call upon deployment ..209
Front, driver and passenger ............. 40
Front passenger front air bag off
indicator lamp (Canada
only) ........................................ 45, 307Front passenger front air bag off
indicator lamp (USA only)
........42, 307
Messages in the multifunction
display

........................................... 277
OCS (Occupant Classification
System ............................................. 42
Safety guidelines ............................. 39
Side impact ...................................... 40
Window curtain ................................ 41
Air conditioning refrigerant and
lubricant ............................................. 352
Air distribution .......................... 168, 177
Air filter .............................................. 294
AIRMATIC
ADS (Adaptive Damping System) ...153
Introduction ................................... 153
Messages in the multifunction
display ........................................... 287
Vehicle level control ...................... 154
AIRMATIC/Compass menu ...............129
Air pressure see Tire inflation pressure
Air pressure (tires) ............................ 249
Air pump (electric) ............................ 328
Air recirculation mode ..............169, 179
Air volume ................................. 168, 178
Alarm system see Anti-theft systems
Alignment bolt (vehicle tool
kit) .............................................. 270, 327
All-wheel drive (4MATIC) ..................156
Alternator Messages in the multifunction
display ................................... 282, 292
Alternator (Technical data)
see Vehicle specification
Anticorrosion/antifreeze ..................356
Antilock Brake System see ABS
Anti-theft systems ............................... 67
Anti-theft alarm system ................... 67
Immobilizer ...................................... 67
Aquaplaning
see Hydroplaning
Armrest, front
Storage compartment ....................198
Telephone tray ............................... 1984
Index 251_AKB; 4; 52, en-US
d2ureepe,
Version: 2.11.8.1 2009-03-23T09:22:52+01:00 - Seite 4

Armrest, rear

Storage compartment .................... 199
Ashtrays ............................................. 204
Aspect ratio (tires) ............................ 249
Audio/DVD menu .............................. 128
Auto-dimming rear view mirrors ........ 94
Automatic central locking ..........74, 137
Automatic headlamp mode ................98
Automatic interior lighting control ..102
Automatic locking when driving ......137
Automatic shift program ..................120
Automatic transmission ................... 115
Automatic shift program ................120
Emergency operation (limp-home
mode) ............................................ 121
Gear range indicator ......................120
Gear ranges ................................... 119
Gear selector lever ........................116
Hill-start assist system .................. 153
Kickdown ....................................... 119
One-touch gearshifting ..................120
Program mode indicator ................120
Program mode selector switch
(automatic shift program) ..............120
Shifting procedure ......................... 118
Steering wheel gearshift control .... 121
Towing a trailer .............................. 119
Transmission position indicator ..... 118
Transmission positions .................. 118
AUX socket ........................................ 198
Axle oils .............................................. 351B
BabySmart™
Air bag deactivation system ............. 45
Self-test

........................................... 47
Backrest
see Seats
Backup lamps
Messages in the multifunction
display ........................................... 295
Bar (air pressure unit) ....................... 249
BAS (Brake Assist System) ................. 64
Batteries, SmartKey
Checking condition ..........................73
Replacing ....................................... 310Battery, Vehicle
................................. 333
Charging ........................................ 335
Jump starting ................................. 336
Messages in the multifunction
display

................................... 282, 292
Bead (tire) .......................................... 249
Beverage holders see Cup holders
Bleeding the fuel system (diesel
engine) ............................................... 331
BlueTEC
AdBlue ®
tank ................................. 331
AdBlue ®
tank capacity ................... 351
Brake fluid
Checking level ............................... 227
Messages in the multifunction
display ........................................... 286
Brake lamps
Cleaning lenses ............................. 265
Brake pads
Messages in the multifunction
display ........................................... 285
Brakes ................................................ 253
Parking brake ........................ 114, 255
Warning lamp ................................. 301
Break-in period .................................. 220
Bug cover (Radiator) ......................... 224
Bulbs see Replacing bulbs C
CAC (Customer Assistance Center) ...23
California retail buyers and
lessees, important notice for .............21
Calls (phone) ...................................... 140
Can holders see Cup holders


Capacities and recommended
fuel/lubricants .................................. 350
Cargo compartment
Cargo net ....................................... 196
Cargo volume, expanding ..............189
Cover blind .................................... 194
Fuse box ........................................ 342
Hooks ............................................ 189
Tie-down rings ............................... 188
Cargo compartment cover blind ...... 194 Index
5 251_AKB; 4; 52, en-US
d2ureepe,
Version: 2.11.8.1 2009-03-23T09:22:52+01:00 - Seite 5

Parking position ...............................
95
Power folding ................................... 95
Exterior view of vehicle ......................26 F
Fastening the seat belts .....................49
First aid kit .........................................
270
Flat tire ............................................... 319
Lowering the vehicle ......................329
Mounting the spare wheel ............. 324
Preparing the vehicle .....................320
Spare wheel ........................... 319, 350
TIREFIT (tire repair kit) ................... 320
Floormats ........................................... 217
Fluids
AdBlue ®
......................................... 351
Automatic transmission fluid ......... 350
Brake fluid ..................................... 351
Capacities ...................................... 350
Engine coolant ............................... 351
Engine oil ....................................... 350
Power steering fluid ....................... 351
Washer and headlamp cleaning
system ........................................... 351
Fog lamps ............................................. 99
Messages in the multifunction
display ................................... 295, 296
Fold-in function for exterior rear
view mirrors ...................................... 138
Four-wheel drive see All-wheel drive (4MATIC)
Front air bags
see Air bags
Front axle oil ...................................... 351
Front lamps see Headlamps
Front passenger front air bag ............ 40
Messages in the multifunction
display ........................................... 277
Front passenger front air bag off
indicator lamp (Canada only) ..... 45, 307
Front passenger front air bag off
indicator lamp (USA only) ..........42, 307
Front seat head restraints see Head restraints
Fuel ............................................. 220, 353
Additives ........................................ 354Capacity, fuel tank .........................
351
Diesel fuel
............................. 351, 353
Drive sensibly–safe fuel .................253
Fuel consumption statistics ...........139
Fuel filler flap and cap ................... 221
Fuel tank reserve warning
lamp ........................................ 29, 305
Premium unleaded gasoline ... 351, 353
Refueling ........................................ 220
Requirements ................................ 353
Fuel filler flap ..................................... 221
Opening manually ..........................309
Fuels, coolants, lubricants etc.
Capacities ...................................... 350
Fuel system, bleeding (diesel
engine) ............................................... 331
Fuel tank Capacity ........................................ 351
Fuel filler flap and cap ................... 221
Refueling ........................................ 220
Fuses .................................................. 340 G
Garage door opener .................... 32, 213
Gasoline see Fuel


GAWR (Gross Axle Weight Rating) ...249
Gear range ......................................... 119
Indicator ........................................ 120
Limiting .......................................... 121
Shifting into optimal ......................121
Gear selector lever ............................116
Cleaning ......................................... 267
Gearshift pattern ........................... 116
Shifting procedure ......................... 118
Transmission position indicator ..... 118
Transmission positions .................. 118
Generator
see Alternator
Global locking/unlocking
see Key, SmartKey
Glove box ........................................... 198
Gross Axle Weight Rating see GAWR
Gross Trailer Weight
see GTW Index
9 251_AKB; 4; 52, en-US
d2ureepe,
Version: 2.11.8.1 2009-03-23T09:22:52+01:00 - Seite 9

Parktronic system

Cleaning system sensors ...............265
Malfunction ....................................
159
Minimum distance ......................... 158
Sensor range ................................. 157
Switching on/off ........................... 159
System sensors ............................. 157
Warning indicators ................... 27, 158
Parts service ...................................... 344
PASS AIR BAG OFF indicator lamp
(Canada only)
see Front passenger front air bag
off indicator lamp (Canada only)
PASS AIR BAG OFF indicator lamp
(USA only)
see Front passenger front air bag
off indicator lamp (USA only)
Passenger safety
see Occupant safety
Pedals ................................................. 253
Phone see Telephone
Plastic parts, cleaning ...................... 267
Power assistance .............................. 253
Power outlets .................................... 206
Power seats see Seats
Power tailgate
Closing ............................................. 76
Messages in the multifunction
display ........................................... 288
Opening ........................................... 76
Power tilt/sliding sunroof
Operation ....................................... 181
Synchronizing ................................ 183
Power washer .................................... 263
Power windows ................................. 106
Cleaning ......................................... 266
Door windows ................................ 107
Hinged quarter windows ................ 107
Operation ....................................... 106
Rear door window, override
switch .............................................. 62
Synchronizing ................................ 107
Practical hints ................................... 270
Preglow indicator lamp ..............29, 111PRE-SAFE
®
............................................ 52
Messages in the multifunction
display
........................................... 276
Problems
While driving .................................. 113
With vehicle ..................................... 23
Product information ............................20
Production options weight ...............250
Program mode selector switch
Automatic shift program ................120
Proximity key
see Key, SmartKey
PSI (air pressure unit) ....................... 250 R
Radiator ..................................... 224, 251
Radio Selecting stations

..........................128
Radio transmitters ............................260
Rain sensor see Intermittent wiping
Rear axle oil ....................................... 351
Rear center console ..........................200
Rear doors
Child safety locks ............................ 61
Rear door window
Override switch ................................ 62
Rear fog lamp
see Fog lamps
Rear lamps
see Tail lamps
Rear seat ashtray
see Ashtrays
Rear seats
see Seats
Rear view camera .............................. 159
Cleaning the camera lens .............. 266
Rear window defroster ..................... 180
Rear window wiper/washer .............105
Recommended tire inflation
pressure ..................................... 228, 250
Refilling
AdBlue ®
......................................... 332
Refrigerant, air conditioning ............ 352
Refueling ............................................ 220
Regular checks .................................. 22214
Index 251_AKB; 4; 52, en-US
d2ureepe,
Version: 2.11.8.1 2009-03-23T09:22:52+01:00 - Seite 14

Vehicle equipment ............................
270
Where will I find ...? .......................... 270
Vehicle status messages in the
multifunction display ....................... 274
What to do if … .................................. 299
Unlocking/locking manually ...........308
Resetting activated NECK-PRO
active front head restraints .............310
Replacing SmartKey batteries ......... 310
Replacing bulbs ................................. 312
Replacing wiper blades ....................317
Flat tire .............................................. 319
Bleeding the fuel system (diesel
engine only) ....................................... 331
AdBlue ®
(diesel engine only) ...........331
Battery ............................................... 333
Jump starting .................................... 336
Towing the vehicle ............................338
Fuses .................................................. 340 269Practical hints
251_AKB; 4; 52, en-US
d2ureepe,
Version: 2.11.8.1 2009-03-23T09:22:52+01:00 - Seite 269

Display messages
Possible causes/consequences and
X Solutions8 Gas Cap
Open A loss of pressure has been detected in the fuel system. The
fuel cap may not be closed properly or the fuel system may
be leaky.
X
Check the fuel cap ( Y page 221).
X If it is not closed properly: Close the fuel cap.
X If it is closed properly: Have the fuel system checked at
an authorized Mercedes-Benz Center. ¸ Replace
air filter The air filter is clogged.
X
Have the air filter checked at an authorized Mercedes-Benz
Center. · Clean
Fuel
Filter There is water in the fuel filter.
X
Have the water drained at an authorized Mercedes-Benz
Center as soon as possible. Ø Check
Additive
See
Operator's
Manual
The AdBlue
®
supply is almost depleted.
X Have the AdBlue ®
tank refilled as soon as possible
(Y page 331).
Contact an authorized Mercedes-Benz Center. Ø Remaining
Starts: 20
The AdBlue
®
supply has dropped to the minimum level.
X Have the AdBlue ®
tank refilled immediately (Y page 331).
Contact an authorized Mercedes-Benz Center. i
When the message Remaining
Starts: 20 appears in the multifunction
display, you can start the engine 20 more
times. If you do not add AdBlue ®
, the
engine cannot be started beyond that
point. Therefore, fill the AdBlue ®
tank with approximately 1 gal (3.79 l) AdBlue
®
(corresponds to approximately 2 refill
containers AdBlue ®
) or have the AdBlue ®
tank

filled at an authorized Mercedes-Benz
Center. After AdBlue ®
was refilled, the
engine can be started again. 294
Vehicle status messages in the multifunction display
Practical hints
251_AKB; 4; 52, en-US
d2ureepe,
Version: 2.11.8.1 2009-03-23T09:22:52+01:00 - Seite 294

After driving in emergency mode, you must
have the rims inspected by an authorized
Mercedes-Benz Center to check if they are
suitable for further use. The failed tire must
be replaced in any case.
When replacing individual or all tires on the
vehicle, make sure only tires marked with
“MOExtended” are mounted in the size
specified for your vehicle
(Y page 347). Bleeding the fuel system (diesel
engine only)
Driving

the vehicle until the fuel tank is empty
is not recommended. Otherwise, air may be
sucked into the fuel system. If this happens,
the malfunction indicator lamp = (USA
only) or ; (Canada only) comes on and the
engine may not start immediately after
refueling the vehicle.
After refueling:
X Make sure the automatic transmission is in
park position P.
The gear position indicator in the
multifunction display should be on P.
X Do not depress the accelerator.
X If necessary, remove the KEYLESS-GO
start/stop button from the starter switch.
X Turn the SmartKey in the starter switch to
position 2 for at least 10 seconds.
X Return the SmartKey in the starter switch
to position 0.
X Turn the SmartKey in the starter switch to
position 3

and hold it there for a maximum
of 40 seconds or until the engine runs
surge-free.
If the engine does not start:
X Wait for approximately 2 minutes.
X Turn the SmartKey in the starter switch to
position 3

and hold it there for a maximum
of 40 seconds or until the engine runs
surge-free. If the engine still does not start, do not make
any further attempts to start the engine.
Contact

an authorized Mercedes-Benz Center
or call Roadside Assistance ( Y page 210).
i When the malfunction indicator lamp
= (USA only) or ; (Canada only) in
the instrument cluster has been illuminated
for the above condition, it will remain
illuminated until the engine was cycled on
and off four times in a row. AdBlue
®
(diesel engine only)
The BlueTEC exhaust gas aftertreatment
system requires a reducing agent (AdBlue ®
)
in order to function properly. Refilling with
AdBlue ®
is part of the regular maintenance
service work. A tankful of AdBlue ®
should
suffice until the next maintenance service
under normal driving conditions.
When the AdBlue ®
tank is low, the message
Check Additive See Operator’s
Manual appears in the multifunction display.
When the AdBlue ®
level drops to the
minimum level, the message Remaining
Starts: 20 appears in the multifunction
display.
i When

the message Remaining Starts:
20 appears in the multifunction display, you
can start the engine 20 more times. If you
do not add AdBlue ®
, the engine cannot be
started beyond that point. Fill the
AdBlue ®
tank with approximately 1 gal
(3.79 l) AdBlue ®
(corresponds to
approximately 2 AdBlue ®
refill containers)
or have the AdBlue ®
tank filled by an
authorized Mercedes-Benz Center.
i For refilling outside the maintenance
service intervals, refill the AdBlue ®
tank
with approximately 1 gal (3.79 l) AdBlue ®
(corresponds to approximately 2 AdBlue ®
refill containers). AdBlue
®
(diesel engine only) 331
Practical hints
251_AKB; 4; 52, en-US
d2ureepe,
Version: 2.11.8.1 2009-03-23T09:22:52+01:00 - Seite 331 Z

Always use the particular AdBlue
®
refill
containers for refilling outside the
maintenance service interval. Contact an
authorized Mercedes-Benz Center or call
Roadside Assistance if necessary
(Y page 210).
Additional information on BlueTEC exhaust
gas aftertreatment and AdBlue ®
is available
at any authorized Mercedes-Benz Center. Refilling with AdBlue
®
G
Warning!
Make sure
R AdBlue ®
does not come into contact with
skin, eyes, or clothing
R to keep AdBlue ®
out of the reach of children
If you and/or others have come into contact
with AdBlue ®
:
R If AdBlue ®
has gotten into contact with
eyes, flush with plenty of water immediately
and seek medical help.
R Clean affected skin immediately with plenty
of water.
R If AdBlue ®
was swallowed, rinse mouth
immediately with plenty of water and drink
plenty of water. Consult a physician. G
Warning!
When opening the filler cap of the AdBlue ®
tank ammonia gas vapors may escape. Refill
AdBlue ®
in a well ventilated area only.
Ammonia gas vapors have a pungent odor and
are particularly irritating for your skin,
mucous membranes, and eyes. Inhaling
ammonia gas vapors will cause burning eyes,
nose, and throat, as well as coughing and
watering eyes.
! Only use AdBlue ®
complying with
ISO 22241. Do not add additives to
AdBlue ®
and do not dilute AdBlue ®
with water. Otherwise, the BlueTEC exhaust gas
aftertreatment system could be damaged.
Damage caused by using additives or
diluting with water are not covered by the
Mercedes-Benz Limited Warranty.
! Rinse surfaces that have come into
contact with AdBlue ®
, or remove AdBlue ®
with a moist cloth and cold water
immediately. If AdBlue ®
has crystallized
already, use cold water and a sponge.
AdBlue ®
residues will crystallize and soil
the affected surfaces.
! AdBlue ®
is not a fuel additive and must
not be added to the diesel fuel tank. If
AdBlue ®
reaches the diesel fuel tank, the
engine could be damaged which is not
covered by the Mercedes-Benz Limited
Warranty.
For more information on AdBlue ®
, see
(Y page 354).
The AdBlue ®
filler neck is located under the
cargo compartment floor.
X Switch off the ignition.
X Open the tailgate ( Y page 75).
X Lift the cargo compartment floor
(Y page 270). X
If so equipped, remove wheel wrench ;
and reversible ratchet for jack =.
X Turn AdBlue ®
filler cap cover :
counterclockwise and remove it. 332
AdBlue ®
(diesel engine only)Practical hints
251_AKB; 4; 52, en-US
d2ureepe, Version: 2.11.8.1 2009-03-23T09:22:52+01:00 - Seite 332

X
Turn AdBlue ®
filler cap ?
counterclockwise and open it.
Filler cap ? is tethered with a plastic strap. X
Pull dust cap off of AdBlue ®
refill container
A.
X Place AdBlue ®
refill container A on the
filler neck as illustrated and tighten it
moderately (hand-tight) by turning it
clockwise.
! Make sure to tighten the AdBlue ®
refill
container only moderately, i.e. hand-tight,
as you could otherwise damage it.
X Push AdBlue ®
refill container A down.
The AdBlue ®
tank is filled. This may take up
to 1 minute.
i When you stop pushing the AdBlue ®
refill
container down, the filling process is
stopped and you can remove the refill
container. X
Release AdBlue ®
refill container A.
X Turn AdBlue ®
refill container A
counterclockwise and remove it.
X Place AdBlue ®
filler cap ? (Y page 332) on
filler neck and turn it clockwise. X
Place AdBlue ®
filler cap cover : as
illustrated and turn it clockwise to its stop.
X Place wheel wrench ; and reversible
ratchet for jack = back in the space
underneath the cargo compartment floor.
X Lower cargo compartment floor.
X Close the tailgate.
X Drive the vehicle at a speed of at least
10 mph (16 km/h).
The message Check Additive See
Operator’s Manual disappears after
approximately 1 minute.
i If the message Check Additive See
Operator’s Manual still appears in the
multifunction display, refill with one more
container of AdBlue ®
.
i Have the AdBlue ®
level checked and, if
necessary, filled completely afterward at
an authorized Mercedes-Benz Center. Battery
Safety notes
A battery should always be sufficiently
charged in order to achieve its rated service Battery
333Practical hints
251_AKB; 4; 52, en-US
d2ureepe, Version: 2.11.8.1 2009-03-23T09:22:52+01:00 - Seite 333 Z