2006 MERCEDES-BENZ R350 fuel

ContentsLoading .............................................. 279
Roof rack* .................................... 279
Loading instructions ..................... 280
Cargo tie-down rings .................... 281
Hooks ........................................... 282
Expanding cargo compartment .... 283
Cargo compartment cover blind* . 288
Partition net* ............................... 290
Useful features .................................. 294
Storage compartments................. 294
Parcel nets ................................... 298
Cup holders .................................. 299
Ashtrays* ..................................... 302
Cigarette lighter* ......................... 305
Power outlets ............................... 306
Rear center console* ................... 308
Telephone*................................... 310
Tele Aid* ...................................... 311
Garage door opener* ................... 320
Compass ...................................... 327
Floormats* ................................... 328
Infrared reflecting windshield* ..... 328
Operation......................................... 329
The first 1000 miles (1500 km) ......... 330
Driving instructions............................ 331
Drive sensibly – save fuel ............. 331
Drinking and driving ..................... 331
Pedals .......................................... 331
Power assistance ......................... 331
Brakes .......................................... 332
Driving off .................................... 333
Parking ......................................... 334
Tires ............................................. 334
Hydroplaning ................................ 335
Tire traction.................................. 335
Tire speed rating .......................... 336
Winter driving instructions ........... 337
Standing water ............................. 338
Passenger compartment .............. 338
Driving abroad.............................. 339
Control and operation of radio
transmitters ................................. 339
Catalytic converter ....................... 340
Emission control .......................... 340
Coolant temperature .................... 341At the gas station .............................. 342
Refueling ...................................... 342
Check regularly and before a
long trip ....................................... 343
Engine compartment ......................... 345
Hood ............................................ 345
Engine oil ..................................... 346
Transmission fluid level................ 350
Coolant level ................................ 351
Windshield / rear window washer
system and headlamp cleaning
system* ....................................... 352
Tires and wheels................................ 353
Important guidelines .................... 353
Tire care and maintenance........... 354
Direction of rotation..................... 356
Loading the vehicle ...................... 356
Recommended tire inflation
pressure ....................................... 363
Checking tire inflation pressure ... 365
Tire labeling ................................. 375
Load identification ....................... 380
DOT, Tire Identification Number
(TIN) ............................................. 380
Maximum tire load ....................... 382
Maximum tire inflation pressure .. 382

Contents
Uniform Tire Quality Grading
Standards (U.S. vehicles) ............. 383
Tire ply material ........................... 385
Tire and loading terminology ........ 385
Rotating tires ............................... 388
Winter driving .................................... 390
Winter tires .................................. 390
Block heater (Canada only) .......... 391
Snow chains................................. 391
Maintenance ...................................... 392
Clearing the maintenance service
indicator ....................................... 393
Maintenance service term
exceeded ..................................... 393
Calling up the maintenance
service indicator........................... 393
Resetting the maintenance
service indicator........................... 394
Vehicle care ....................................... 395
Cleaning and care of the vehicle .. 395
Practical hints.................................. 403
What to do if … ................................... 404
Lamps in instrument cluster ......... 404
Lamp in center console................. 414
Vehicle status messages in the
multifunction display..................... 416
Where will I find ...? ............................ 454
First aid kit .................................... 454
Vehicle tool kit .............................. 454
Spare wheel .................................. 457
Unlocking / locking in an emergency .. 459
Unlocking the vehicle.................... 459
Locking the vehicle ....................... 460
Fuel filler flap ................................ 461
Opening / closing in an emergency ..... 462
Power tilt/sliding sunroof* ........... 462
Replacing SmartKey batteries ............ 463
SmartKey ...................................... 463
SmartKey with KEYLESS-GO* ....... 464
Replacing bulbs .................................. 465
Bulbs ............................................. 465
Replacing bulbs for front lamps .... 468
Replacing bulbs for rear lamps ..... 472Replacing wiper blades ...................... 475
Front wiper blades ........................ 475
Rear wiper blade ........................... 476
Flat tire............................................... 478
Preparing the vehicle .................... 478
Mounting the spare wheel ............ 479
Battery ............................................... 487
Disconnecting, removing,
reinstalling and reconnecting
the battery .................................... 489
Charging the battery ..................... 495
Jump starting...................................... 496
Towing the vehicle.............................. 499
Installing towing eye bolts ............ 501
Stranded vehicle ........................... 502
Fuses.................................................. 503
Main fuse box ............................... 504
Fuse box in cargo compartment ... 504
Fuse box in passenger
compartment ................................ 505

ContentsTechnical data.................................. 507
Parts service ...................................... 508
Warranty coverage ............................. 509
Loss of Service and Warranty
Information Booklet...................... 509
Identification labels............................ 510
Layout of poly-V-belt drive ................. 512
Engine ................................................ 513
Rims and tires .................................... 514
Same size tires ............................. 516
Spare wheel (collapsible tire) ....... 517
Electrical system................................ 518
Main Dimensions ............................... 519
Weights .............................................. 520Fuels, coolants, lubricants, etc. ......... 521
Capacities .................................... 521
Engine oils.................................... 523
Engine oil additives ...................... 523
Air conditioning refrigerant .......... 523
Brake fluid .................................... 523
Premium unleaded gasoline ......... 524
Fuel requirements ........................ 524
Gasoline additives ........................ 525
Coolants....................................... 525
Windshield washer and headlamp
cleaning* system ......................... 528
Technical terms............................... 529Index................................................. 535

13 Introduction
Operator’s Manual
Change of address or ownership
If you change your address, be sure to
send in the “Change of Address Notice”
found in the Service and Warranty Informa-
tion Booklet, or simply call the
Mercedes-Benz Customer Assistance
Center (in the USA) at
1-800-FOR-MERCedes, or Customer Ser-
vice (in Canada) at 1-800-387-0100. It is in
your own interest that we can contact you
should the need arise.
If you sell your Mercedes, please leave all
literature with the vehicle to make it avail-
able to the next operator.
If you bought this vehicle used, be sure to
send in the “Notice of Purchase of Used
Truck” found in the Service and Warranty
Information Booklet, or call the
Mercedes-Benz Customer Assistance Cen-
ter (in the USA) at 1-800-FOR-MERCedes,
or Customer Service (in Canada) at
1-800-387-0100.Operating your vehicle outside the USA
or Canada
If you plan to operate your vehicle in for-
eign countries, please be aware that:

service facilities or replacement parts
may not be readily available,


unleaded gasoline for vehicles with cat-
alytic converters may not be available;
the use of leaded fuels will damage the
catalysts,


gasoline may have a considerably low-
er octane rating, and improper fuel can
cause engine damage.

27 At a glance
Instrument cluster
Item
Page
8
Multifunction display with:Trip odometer
159
Main odometer
161
9
Tachometer with: 77,
410
1Supplemental
Restraint System
(SRS) indicator lamp
70,
411
?Engine malfunction in-
dicator lamp,
USA only
407
±Engine malfunction in-
dicator lamp,
Canada only
407
AHigh beam headlamp
indicator
151
Item
Page
a
Fuel gauge with:Fuel tank reserve warning
lamp
409
4Fuel filler flap indica-
tor: The fuel filler flap
is located on the rear
right-hand side
342
b
Multifunction display with:Outside temperature display
or
Digital speedometer
(depending on selected
setting in the control system)
161
161
179
Gear position indicator
199
Gear range indicator
199
Selected program mode
indicator
199

55 Getting started
Driving

Press KEYLESS-GO start / stop
button1 once.
The engine starts if the SmartKey with
KEYLESS-GO is in the vehicle.
For information on turning off the engine
with KEYLESS-GO, see “Turning off with
KEYLESS-GO*” (
page 66).Starting difficulties
If the engine does not start as described,
carry out the following steps:

If you are starting the engine with the
SmartKey, turn SmartKey in starter
switch to position0 and repeat starting
procedure.

If you are starting the engine with
KEYLESS-GO*: Close any doors that
may be open to allow for better detec-
tion of the SmartKey with
KEYLESS-GO.
Or:

Remove KEYLESS-GO start / stop
button from starter switch.

Start the engine with the SmartKey as
radio signals from another source may
be interfering with the SmartKey with
KEYLESS-GO*.

Repeat the starting procedure
(page 54). Remember that extended
starting attempts can drain the battery.

Get a jump start (
page 496).
If the engine does not start after several
starting attempts, there could be a mal-
function in the engine electronics or in the
fuel supply system.

Notify an authorized Mercedes-Benz
Light Truck Center.
iIf you wish to start the vehicle using the
SmartKey instead of the KEYLESS-GO
feature, remove the KEYLESS-GO
start/stop button from the starter
switch (
page 40).

63 Getting started
Driving
The coolant temperature is above
248°F (120°C)
The coolant is too hot and is no longer
cooling the engine.
Stop the vehicle as soon as possible in
a safe location and turn off the engine.
Allow engine and coolant to cool.

Check the coolant level and add cool-
ant if necessary (
page 351).In case of accident
If the vehicle is leaking fuel:

Do not start the engine under any
circumstances.

Notify local fire and/or police authori-
ties.
If the extent of the damage cannot be de-
termined:

Notify an authorized Mercedes-Benz
Light Truck Center.
If no damage can be determined on the


major assemblies


fuel system


engine mount:

Start the engine in the usual manner.

110 Controls in detailIn the “Controls in detail” section you will
find detailed information on how to oper-
ate the equipment installed in your vehicle.
If you are already familiar with the basic
functions of your vehicle, this section will
be of particular interest to you.
To quickly familiarize yourself with the ba-
sic functions of the vehicle, refer to the
“Getting started” section of this manual.
The corresponding page numbers are
given at the beginning of each segment.Locking and unlocking
For more information on locking and un-
locking, see the “Getting started” section
(page 36) and (
page 67).
SmartKey
Your vehicle comes supplied with two
SmartKeys, each with remote control and
a removable mechanical key.
The locking tabs for the mechanical key
portion of the two SmartKeys are a differ-
ent color to help distinguish each
SmartKey unit.
The SmartKey provides an extended oper-
ating range. To prevent theft, however, it is
advisable to only unlock the vehicle when
you are in close proximity to it.
The SmartKey centrally locks and unlocks:

the doors


the tailgate


the fuel filler flap
SmartKey with remote control1‹Lock button
2ŠUnlock button* for tailgate
3Locking tab for mechanical key
4ŒUnlock button
5Battery check lamp
6ÂPanic button (
page 95)