service MERCEDES-BENZ C350 2006 W203 Owner's Manual

Our company and staff congratulate you
on the purchase of your new
Mercedes-Benz.
Your selection of our product is a demon-
stration of your trust in our company
name. Furthermore, it exemplifies your
desire to own an automobile that will be as
easy as possible to operate and provide
years of service.
Your Mercedes-Benz represents the ef-
forts of many skilled engineers and crafts-
men. To help assure your driving pleasure,
and also the safety of you and your passen-
gers, we ask you to make a small invest-
ment of time:


Please read this manual carefully, then
return it to your vehicle where it will be
handy for your reference.


Please follow the recommendations
contained in this manual. They are de-
signed to acquaint you with the opera-
tion of your Mercedes-Benz.


Please pay attention to the warnings
and cautions contained in this manual.
They are designed to help improve the
safety of the vehicle operator and oc-
cupants.
We extend our best wishes for many miles
of safe, pleasurable driving.
Mercedes-Benz USA, LLC
A DaimlerChrysler Company

Contents
Introduction.......................................... 9
Product information ................................ 9
Operator’s Manual ............................... 10
Service and warranty information .. 10
Important notice for California
retail buyers and lessees of
Mercedes-Benz automobiles .......... 11
Maintenance .................................. 12
Roadside Assistance ...................... 12
Change of address or ownership.... 12
Operating your vehicle outside
the USA or Canada......................... 13
Where to find it .................................... 14
Symbols ............................................... 15
Operating safety .................................. 16
Proper use of the vehicle ............... 16
Problems with your vehicle .................. 17
Reporting safety defects...................... 18
Reporting Safety Defects ............... 18
Vehicle data recording......................... 19
Information regarding electronic
recording devices........................... 19
At a glance.......................................... 21
Cockpit ................................................. 22
Instrument cluster ................................ 24
Multifunction steering wheel ................ 26
Center console ..................................... 27
Upper part ...................................... 27
Lower part ...................................... 28
Overhead control panel ........................ 29
Door control panel................................ 30
Getting started................................... 31
Unlocking ............................................. 32
Unlocking with the SmartKey ......... 32
Starter switch positions .................. 33
Adjusting .............................................. 35
Seats .............................................. 35
Steering wheel ................................ 40
Mirrors ............................................ 43
Driving .................................................. 45
Fastening the seat belt ................... 45
Starting the engine ......................... 48
Parking brake ................................. 50
Driving ............................................ 51
Switching on headlamps ................. 52
Turn signals .................................... 53
Windshield wipers ........................... 53
Problems while driving.................... 56
Parking and locking .............................. 57
Parking brake ................................. 58
Switching off headlamps................. 59
Turning off engine ........................... 59
Releasing seat belts........................ 59
Locking ........................................... 60

Contents
Maximum tire load ....................... 327
Maximum tire inflation pressure .. 328
Uniform Tire Quality Grading
Standards (U.S. vehicles) ............. 328
Tire ply material ........................... 330
Tire and loading terminology ........ 331
Rotating tires ............................... 335
Winter driving .................................... 336
Winter tires .................................. 336
Block heater (Canada only) .......... 337
Snow chains................................. 337
Maintenance...................................... 338
Maintenance service indicator
message....................................... 338
Calling up the maintenance
service indicator display............... 339
Resetting the maintenance
service indicator........................... 340
Vehicle care ....................................... 341
Cleaning and care of the vehicle .. 341
Practical hints.................................. 349
What to do if … ................................... 350
Lamps in instrument cluster ......... 350
Lamp in center console................. 356
Vehicle status messages in the
multifunction display..................... 358
Where will I find ...? ............................ 383
First aid kit.................................... 383
Vehicle tool kit .............................. 383
Minispare wheel............................ 386
Spare wheel bolts ......................... 388
Unlocking/locking in an emergency... 389
Unlocking the vehicle.................... 389
Locking the vehicle ....................... 390
Fuel filler flap ................................ 391
Manually unlocking the
transmission gear selector lever ... 392
Opening/closing in an emergency ..... 393
Power tilt/sliding sunroof* ........... 393
Resetting activated head restraints .... 394
Resetting activated head
restraints ...................................... 394
Replacing SmartKey batteries ............ 395
SmartKey ...................................... 396Replacing bulbs .................................. 397
Bulbs............................................. 398
Replacing bulbs for front lamps .... 400
Replacing bulbs for rear lamps ..... 403
Replacing wiper blades ...................... 405
Removing wiper blades ................. 405
Installing wiper blades .................. 405
Flat tire............................................... 406
Preparing the vehicle .................... 406
Mounting the Minispare wheel...... 406
MOExtended system* ................... 411
Battery ............................................... 412
Disconnecting the battery ............ 413
Removing the battery ................... 413
Charging and reinstalling the
battery .......................................... 414
Reconnecting the battery ............. 414
Jump starting...................................... 415
Towing the vehicle.............................. 417
Installing towing eye bolt .............. 420
Fuses.................................................. 421
Aids for replacing fuses ................ 421
Main fuse box in passenger
compartment ................................ 422
Fuse box in engine compartment . 422
Fuse box in trunk .......................... 423

ContentsTechnical data.................................. 425
Parts service ...................................... 426
Warranty coverage ............................. 427
Loss of Service and Warranty
Information Booklet...................... 427
Identification labels............................ 428
Layout of poly-V-belt drive ................. 429
Engine ................................................ 430
Rims and Tires ................................... 432
Same size tires ............................. 434
Mixed size tires ............................ 435
Minispare wheel ........................... 436
Electrical system................................ 437
Main dimensions................................ 438
Weights .............................................. 439Fuels, coolants, lubricants, etc. ......... 440
Capacities .................................... 440
Engine oils.................................... 442
Engine oil additives ...................... 442
Air conditioning refrigerant .......... 442
Brake fluid .................................... 442
Premium unleaded gasoline ......... 443
Gasoline additives ........................ 443
Fuel requirements ........................ 444
Coolants....................................... 444
Windshield washer and headlamp
cleaning system* ......................... 448
Technical terms............................... 449Index................................................. 455

10 IntroductionOperator’s ManualThis Operator’s Manual contains a great
deal of useful information. We urge you to
read it carefully and familiarize yourself
with the vehicle before driving.
For your own safety and longer service life
of the vehicle, we urge you to follow the in-
structions and warnings contained in this
manual. Ignoring them could result in dam-
age to the vehicle or personal injury to you
or others. Vehicle damage caused by fail-
ure to follow instructions is not covered by
the Mercedes-Benz Limited Warranty.
Your vehicle may have some or all of the
equipment described in this manual.
Therefore, you may find explanations for
optional equipment not installed in your
vehicle. If you have any questions about
the operation of any equipment, your
authorized Mercedes-Benz Center will be
glad to demonstrate the proper proce-
dures.We continuously strive to improve our
product, and ask for your understanding
that we reserve the right to make changes
in design and equipment. Therefore, infor-
mation, illustrations and descriptions in
this Operator’s Manual might differ from
your vehicle.
Optional equipment is also described in
this manual, including operating instruc-
tions wherever necessary. Since they are
special-order items, the descriptions and
illustrations herein may vary slightly from
the actual equipment of your vehicle.
If there are any equipment details that are
not shown or described in this Operator’s
Manual, your authorized Mercedes-Benz
C e n t e r w i l l b e g l a d t o i n f o r m y o u o f c o r r e c t
care and operating procedures.
The Operator’s Manual and Maintenance
Booklet are important documents and
should be kept with the vehicle.
Service and warranty information
The Service and Warranty Information
Booklet contains detailed information
about the warranties covering your
Mercedes-Benz, including:

New Car Limited Warranty


Emission System Warranty


Emission Performance Warranty


California, Maine, Massachusetts, and
Vermont Emission Control System
Warranty
(California, Maine, Massachusetts, and
Vermont only)


State Warranty Enforcement Laws
(Lemon Laws)

11 Introduction
Operator’s Manual
Important notice for California retail
buyers and lessees of Mercedes-Benz automobiles
Under California law you may be entitled to
a replacement of your vehicle or a refund
of the purchase price or lease price, if
Mercedes-Benz USA, LLC and/or its au-
thorized repair or service facilities fail to fix
one or more substantial defects or mal-
functions in the vehicle that are covered by
its express warranty after a reasonable
number of repair attempts. During the pe-
riod of 18 months from original delivery of
the vehicle or the accumulation of
18 000 miles (approximately 29 000 km)
on the odometer of the vehicle, whichever
occurs first, a reasonable number of repair
attempts is presumed for a retail buyer or
lessee if one or more of the following
occurs: (1) the same substantial defect or mal-
function results in a condition that is
likely to cause death or serious bodily
injury if the vehicle is driven, that de-
fect or malfunction has been subject to
repair two or more times, and you have
directly notified Mercedes-Benz USA,
LLC in writing of the need for its repair,
(2) the same substantial defect or mal-
function of a less serious nature than
category (1) has been subject to repair
four or more times and you have direct-
ly notified us in writing of the need for
its repair, or(3) the vehicle is out of service by reason
of repair of the same or different sub-
stantial defects or malfunctions for a
cumulative total of more than
30 calendar days.
Written notification should be sent to us,
not a dealer, at Mercedes-Benz USA, LLC,
Customer Assistance Center,
One Mercedes Drive, Montvale,
NJ 07645-0350.

12 IntroductionOperator’s ManualMaintenance
The Maintenance Booklet describes all the
necessary maintenance work which should
be performed at regular intervals.
Always have the Maintenance Booklet with
you when you take the vehicle to your au-
thorized Mercedes-Benz Center for ser-
vice. The service advisor will record each
service in the booklet for you.
Roadside Assistance
The Mercedes-Benz Roadside Assistance
Program provides factory-trained technical
help in the event of a breakdown. Calls to
the toll-free Roadside Assistance number
1-800-FOR-MERCedes (in the USA)
1-800-387-0100 (in Canada)
will be answered by Mercedes-Benz
Customer Assistance Representatives
24 hours a day, 365 days a year.
For additional information refer to the
Mercedes-Benz Roadside Assistance
Program Brochure in your vehicle literature
portfolio.
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
Information Booklet, or simply call the
Mercedes-Benz Customer Assistance
Center (in the USA) at
1-800-FOR-MERCedes, or Customer
Service (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
Car” 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.

13 Introduction
Operator’s Manual
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.Certain Mercedes-Benz models are avail-
able for delivery in Europe under our
European Delivery Program. For details,
consult an authorized Mercedes-Benz
Center or write to:
In the USA:
Mercedes-Benz USA, LLC
European Delivery Department
One Mercedes Drive
Montvale, NJ 07645-0350
In Canada:
Mercedes-Benz Canada, Inc.
European Delivery Department
98 Vanderhoof Avenue
Toronto, Ontario M4G 4C9

19 Introduction
Vehicle data recording
Vehicle data recording
Information regarding electronic recording devices
(Including notice pursuant to California Code § 9951)
Please note that your vehicle is equipped with devices that can record vehicle systems data and, if equipped with the Tele Aid system,
may transmit some data in certain accidents.
This information helps, for example, to diagnose vehicle systems after a collision and to continuously improve vehicle safety.
DaimlerChrysler may access the information and share it with others

for safety research or vehicle diagnosis purposes


with the consent of the vehicle owner or lessee


in response to an official request by law enforcement or other government agency


for use in dispute resolution involving DaimlerChrysler, its affiliates or sales/service organization and/or


as otherwise required or permitted by law.
Please check the Tele Aid subscription service agreement for details regarding the information that may be recorded or transmitted
via that system.

51 Getting started
Driving
Driving
Manual transmission

Depress the brake pedal.

Fully depress the clutch pedal.

Move gearshift lever to first gear to
drive forward, or to reverse gear to
drive rearward.

Simultaneously release the brake pedal
and slowly the clutch pedal.

Carefully depress the accelerator
pedal.Automatic transmission*

Depress the brake pedal.

Move gear selector lever to positionD
to drive forward, or to positionR to
drive rearward.

Release the brake pedal.

Carefully depress the accelerator
pedal.
Warning!
G
On slippery road surfaces, never downshift
in order to obtain braking action. This could
result in drive wheel slip and reduced vehi-
cle control. Your vehicle’s ABS will not pre-
vent this type of loss of control.!If you hear a warning signal and the
message
Release parking brake
ap-
pears in the multifunction display when
driving off, you have forgotten to re-
lease the parking brake.
!Simultaneously depressing the acceler-
ator pedal and applying the brake re-
duces engine performance and causes
premature brake and drivetrain wear.
iOnce the vehicle is in motion, the auto-
matic central locking system engages
and the locking knobs drop down.
For more information, see “Automatic
central locking” (
page 107).
!Do not run cold engine at high engine
speeds. Running a cold engine at high
engine speeds may shorten the service
life of the engine.
!Wait for the gear selection process to
complete before setting the vehicle in
motion.!Place the gear selector lever in
positionP orR only when the vehicle is
stopped in order to avoid damaging the
transmission.