ContentsOperation......................................... 239
The first 1000 miles (1500 km) ......... 240
Driving instructions ............................ 241
Drive sensibly – save fuel ............. 241
Drinking and driving ..................... 241
Pedals .......................................... 241
Power assistance ......................... 241
Brakes .......................................... 242
Driving off..................................... 243
Parking ......................................... 243
Tires ............................................. 244
Hydroplaning ................................ 245
Tire traction .................................. 245
Tire speed rating .......................... 245
Winter driving instructions ........... 246
Standing water ............................. 247
Passenger compartment .............. 247
Driving abroad .............................. 247
Control and operation of
radio transmitters......................... 248
Catalytic converter ....................... 248
Emission control........................... 249
Coolant temperature .................... 250At the gas station .............................. 251
Check regularly and
before a long trip.......................... 252
Engine compartment ......................... 253
Hood ............................................ 253
Engine oil ..................................... 254
Transmission fluid level ................ 256
Coolant ........................................ 256
Battery ......................................... 258
Windshield washer system and
headlamp cleaning system* ......... 259
Tires and wheels ................................ 260
Important guidelines .................... 261
Life of tires ................................... 261
Direction of rotation ..................... 261
Checking tire inflation pressure ... 262
Rotating wheels ........................... 263
Winter driving .................................... 264
Winter tires .................................. 264
Block heater* ............................... 265
Snow chains ................................. 265Maintenance...................................... 266
Clearing the service indicator ...... 266
Service term exceeded ................ 266
Calling up the service indicator .... 267
Resetting the service indicator .... 267
Vehicle care....................................... 268
Cleaning and care of vehicle ........ 268
Contents
Practical hints................................. 275
What to do if …?................................. 276
Lamps in instrument cluster ........ 276
Lamp in center console................ 282
Messages in the display ............... 283
Where will I find...? ............................ 305
First aid kit ................................... 305
Vehicle tool kit ............................. 305
Minispare wheel ........................... 307
Unlocking/locking in an emergency .. 310
Unlocking the vehicle ................... 310
Locking the vehicle ...................... 311
Changing batteries ....................... 312
Fuel filler flap ............................... 313
Manually unlocking the
transmission selector lever .......... 313
Opening/closing in an emergency..... 314
Sliding/pop-up roof ..................... 314
Replacing bulbs ................................. 316
Bulbs ............................................ 316
Replacing bulbs for front lamps ... 318
Side marker lamp bulb ................. 321
Replacing bulbs for rear lamps..... 322Replacing wiper blades....................... 323
Removing ...................................... 323
Installing ....................................... 323
Flat tire ............................................... 324
Preparing the vehicle .................... 324
Mounting the Minispare wheel ...... 324
Battery................................................ 329
Disconnecting the battery............. 330
Removing the batteries ................. 330
Charging and
reinstalling batteries ..................... 330
Reconnecting the batteries ........... 331
Jump starting ...................................... 332
Towing the vehicle .............................. 334
Towing the vehicle ........................ 334
Installing towing eye bolt .............. 336
Fuses .................................................. 337
Fuse box in
passenger compartment ............... 337
Fuse box in engine compartment.. 337
Auxiliary fuse box in trunk............. 338
Technical data.................................. 339
Spare parts service ............................ 340
Warranty coverage ............................. 341
Loss of Service and Warranty
Information Booklet ...................... 341
Identification labels ............................ 342
Layout of poly-V-belt drive.................. 343
CLK320 / CLK500 /
CLK 55 AMG ................................. 343
Engine ................................................ 344
Rims and tires .................................... 345
Same size tires ............................. 345
Mixed size tires ............................. 346
Minispare wheel............................ 347
Electrical system ................................ 348
Main dimensions ................................ 349
Weights .............................................. 350
ContentsFuels, coolants, lubricants, etc. ......... 351
Capacities .................................... 351
Engine oils .................................... 353
Engine oil additives ...................... 353
Air conditioning refrigerant .......... 353
Brake fluid .................................... 353
Premium unleaded gasoline ......... 354
Fuel requirements ........................ 354
Gasoline additives ........................ 354
Coolants ....................................... 355
Windshield and
headlamp washer system ............. 357
Consumer information ....................... 358
Uniform tire quality grading.......... 358
Technical terms............................... 361Index................................................. 367
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 Euro-
pean Delivery Program. For details, consult
your 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
849 Eglinton Avenue East
Toronto, Ontario M4G 2L5
23 At a glance
Instrument cluster
Item
Page
1
L
Left turn signal indi-
cator lamp
47
2
v
Electronic Stability
Program (ESP)
warning lamp
276
3
Speedometer
4
Multifunction display
with:
114
Basic display with outside
temperature display
119,
128
Status indicator with mal-
function warning message
119,
122
Trip odometer
112
5
l
Distance warning
lamp
1
1Vehicles without Distronic*: Warning lamp without
function. It illuminates with key in starter switch
position 2. It should go out when the engine is run-
ning.
277
6
K
Right turn signal in-
dicator lamp
47
Item
Page
7
Coolant temperature dis-
play with:
112
Ï
Coolant tempera-
ture warning lamp
281,
290
8
Tachometer with:
113
1
Supplemental
restraint system
indicator lamp
278,
303
-
Antilock Brake Sys-
tem (ABS) malfunc-
tion indicator lamp
277
<
Seat belt nonusage
warning lamp
280,
299
A
High beam head-
lamp indicator
108
9
Main odometer with:
Selector lever position
114
Program mode
114
Item
Page
10
Clock with:
128
;
Brake warning
lamp, except
Canada
279
3
Brake warning
lamp, Canada only
?
Engine malfunction
indicator lamp
280
11
Fuel display with:W
Fuel reserve warn-
ing lamp
280
12
Reset knob for:
Resetting trip
odometer
111
Instrument cluster illu-
mination
111
Confirming new time
settings
128
45 Getting started
Driving
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
Center.
Parking brake
1Parking brake pedal
2Parking brake release handle
Release the parking brake by pulling on
handle2.
The indicator lamp
;
(USA only)
or
3
(Canada only) in the clock
goes out.Driving
Depress the brake pedal.
Move selector lever in positionDorR.
Release the brake pedal.
Carefully depress the accelerator
pedal.
Once the vehicle is in motion, the automat-
ic central locking system engages and the
locking knobs drop down.
Warning!
G
When leaving the vehicle always remove the
key from the starter switch, take the Smart-
Key with KEYLESS-GO* (if so equipped) with
you and lock the vehicle. Do not leave chil-
dren unattended in the vehicle, or with ac-
cess to an unlocked vehicle. Children could
release the parking brake, which could re-
sult in an accident and/or serious personal
injury.
iYou can open a locked door from the
inside. Open door only when conditions
are safe to do so.!If you hear a warning signal when driv-
ing off, you have forgotten to release
the parking brake.
Release the parking brake.
49 Getting started
Driving
Problems while driving
The engine runs erratically and misfires
An ignition cable may be damaged.
The engine electronics may not be op-
erating properly.
Unburned gasoline may have entered
the catalytic converter and damaged it.
Give very little gas.
Have the problem repaired by an au-
thorized Mercedes-Benz Center as
soon as possible.The coolant temperature is over 248°F
(120°C)
The coolant is too hot and is no longer
cooling the engine.
Stop the vehicle as soon as possible
and turn off the engine. Allow engine
and coolant to cool.
Check the coolant level and add cool-
ant if necessary (
page 256).In case of accident
If the vehicle is leaking gasoline:
Do not start the engine under any cir-
cumstances.
Notify local fire and/or police authori-
ties.
If the extent of the damage cannot be de-
termined:
Notify an authorized Mercedes-Benz
Center.
If no damage can be determined on the
major assemblies
fuel system
engine mount
Start the engine in the usual manner.
84 Controls in detailLocking and unlockingIn the “Controls in detail” section you will
find detailed information on how to oper-
ate the equipment installed on your vehi-
cle. 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 giv-
en at the beginning of each segment.
Locking and unlockingKeys
Your vehicle comes supplied with two
SmartKeys with remote controls and a re-
movable mechanical key. The locking tabs
for the mechanical key portion of the two
keys are a different color to help distin-
guish each key unit.
The remote control key provides an ex-
tended operating range. To prevent theft,
however, it is advisable to only unlock the
vehicle when you are in close proximity to
it.
The key centrally locks and unlocks:
the doors
the trunk
the fuel filler flap
SmartKey with remote controls1‹
Lock button
2
Š
Unlock button for trunk lid
3Mechanical key locking tab
4
Œ
Unlock button
5Battery check lamp
6
Â
Panic button (
page 73)
iYou can also open and close the power
windows (
page 188) and slid-
ing/pop-up roof (
page 191) using
the SmartKey.