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
Unlocking with KEYLESS-GO*......... 33
Starter switch positions .................. 34
Adjusting .............................................. 37
Seats .............................................. 37
Steering wheel ................................ 41
Easy-entry/exit feature................... 42
Mirrors ............................................ 43
Driving .................................................. 45
Fastening the seat belts ................. 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 ................................. 57
Switching off headlamps................. 58
Turning off the engine..................... 58
Releasing seat belts........................ 59
Locking ........................................... 59
ContentsSafety and Security........................... 61
Occupant safety................................... 62
Air bags .......................................... 63
Seat belts ....................................... 69
Active head restraints .................... 73
Children in the vehicle .................... 74
Blocking of rear side
window operation ........................... 85
Panic alarm .......................................... 86
Activating ....................................... 86
Deactivating ................................... 86
Driving safety systems ......................... 87
ABS ................................................ 87
BAS ................................................ 89
ESP
®.............................................. 90
Anti-theft systems................................ 93
Immobilizer..................................... 93
Anti-theft alarm system .................. 93
Tow-away alarm* ........................... 95
Controls in detail............................... 97
Locking and unlocking ......................... 98
SmartKey ....................................... 98
SmartKey with KEYLESS-GO* ...... 103
Opening the doors
from the inside ............................. 110
Opening the trunk ........................ 111
Closing the trunk.......................... 113
Trunk emergency release ............. 118
Valet locking ................................ 119
Automatic central locking ............ 120
Locking and unlocking
from the inside ............................. 121
Seats ................................................. 122
Front seat active head restraints . 122
Rear seat head restraints ............. 122
Multicontour seat* ....................... 125
Seat heating* ............................... 126
Seat ventilation* .......................... 127
Memory function ............................... 128
Storing positions into memory ..... 129
Recalling positions from memory . 129
Storing exterior rear view
mirror parking position................. 130Lighting ............................................. 131
Exterior lamp switch .................... 131
Combination switch ..................... 135
Corner-illuminating front
fog lamps* (CLK with
Bi-Xenon* headlamps)................. 135
Hazard warning flasher ................ 137
Interior lighting ............................ 138
Door entry lamps ......................... 139
Trunk lamp ................................... 139
Instrument cluster ............................. 140
Instrument cluster illumination .... 140
Coolant temperature indicator ..... 141
Trip odometer .............................. 141
Tachometer.................................. 142
Clock............................................ 142
Outside temperature indicator ..... 142
Control system .................................. 143
Multifunction display.................... 144
Multifunction steering wheel........ 144
Menus .......................................... 146
Standard display menu ................ 148
AUDIO menu ................................ 149
NAV* menu .................................. 150
Vehicle status
message memory menu ............... 151
Contents
Settings menu .............................. 152
Trip computer menu..................... 165
TEL menu* ................................... 167
Automatic transmission ..................... 170
Gear selector lever position ......... 172
Driving tips ................................... 174
Gear ranges ................................. 175
Automatic shift program .............. 176
Gear selector lever
one-touch gearshifting................. 177
Steering wheel gearshift
control one-touch
gearshifting (CLK 500) ................. 178
Emergency operation
(Limp-Home Mode) ...................... 179
Good visibility .................................... 180
Headlamp cleaning system* ........ 180
Rear view mirrors ......................... 180
Sun visors .................................... 183
Rear window sunshade*
(Canada only) ............................... 184
Rear window defroster ................. 185
Climate control (CLK 350) ................. 186
Deactivating the
climate control system................. 189Operating the climate control
system in automatic mode............ 189
Setting the temperature................ 190
Adjusting air distribution............... 190
Adjusting air volume ..................... 191
Front defroster.............................. 191
Air recirculation mode .................. 192
Air conditioning............................. 194
Rear passenger compartment
adjustable air vents....................... 195
Automatic climate control (CLK 500) . 196
Deactivating the
automatic climate control system. 199
Operating the automatic
climate control system in
automatic mode ............................ 199
Setting the temperature................ 200
Adjusting air distribution............... 201
Adjusting air volume ..................... 201
Front defroster.............................. 202
Maximum cooling MAXCOOL ........ 202
Air recirculation mode .................. 203
Charcoal filter ............................... 204
Air conditioning............................. 206
Residual heat and ventilation*
(Canada only) ................................ 207Rear passenger compartment
adjustable air vents ...................... 208
Audio system...................................... 209
Audio and telephone*, operation .. 209
Operating safety ........................... 209
Operating and display elements ... 210
Button and soft key operation ...... 212
Operation...................................... 212
Radio operation ............................ 216
Introduction to satellite radio*
(USA only) ..................................... 220
CD mode....................................... 225
GSM network phones ................... 231
TDMA or CDMA network phones .. 238
Emergency calls “911” ................. 244
Power windows .................................. 246
Opening and
closing the windows ..................... 246
Synchronizing power windows ...... 248
Summer opening feature .............. 249
Convenience closing feature......... 250
Power tilt/sliding sunroof* ................ 251
Opening and closing
the power tilt/sliding sunroof ....... 251
Synchronizing
the power tilt/sliding sunroof ....... 253
ContentsDriving systems ................................. 254
Cruise control............................... 254
Parktronic system
(Parking assist)*, Canada only ..... 258
Loading .............................................. 262
Roof rack ...................................... 262
Ski sack* (Canada only) ............... 263
Split rear bench seat .................... 265
Loading instructions ..................... 267
Cargo tie-down rings .................... 268
Useful features .................................. 269
Storage compartments................. 269
Center armrest ............................. 271
Armrest in the
rear passenger compartment ....... 272
Cup holders .................................. 273
Ashtrays ....................................... 274
Cigarette lighter ........................... 276
Power outlet in the
rear passenger compartment ....... 277
Floormats* ................................... 277
Telephone*................................... 278
Tele Aid ........................................ 279
Garage door opener* ................... 287
Operation......................................... 293
The first 1 000 miles (1 500 km)......... 294
Driving instructions............................ 295
Drive sensibly – save fuel ............. 295
Drinking and driving ..................... 295
Pedals .......................................... 295
Power assistance ......................... 295
Brakes .......................................... 296
Driving off .................................... 297
Parking ......................................... 297
Tires ............................................. 298
Hydroplaning ................................ 299
Tire traction.................................. 299
Tire speed rating .......................... 300
Winter driving instructions ........... 300
Standing water ............................. 301
Passenger compartment .............. 302
Driving abroad.............................. 302
Control and operation
of radio transmitters .................... 302
Catalytic converter ....................... 303
Emission control .......................... 303
Coolant temperature .................... 304At the gas station .............................. 305
Refueling ...................................... 305
Check regularly
and before a long trip................... 307
Engine compartment ......................... 308
Hood ............................................ 308
Engine oil ..................................... 309
Transmission fluid level................ 313
Coolant ........................................ 314
Battery ......................................... 315
Windshield washer system and
headlamp cleaning system*......... 316
Tires and wheels................................ 317
Important guidelines .................... 317
Tire care and maintenance........... 318
Direction of rotation..................... 320
Loading the vehicle ...................... 320
Recommended
tire inflation pressure ................... 326
Checking tire inflation pressure ... 328
MOExtended system* .................. 332
Tire labeling ................................. 332
Load identification ....................... 336
DOT, Tire Identification Number
(TIN) ............................................. 337
Maximum tire load ....................... 338
ContentsTowing the vehicle ............................. 432
Towing the vehicle........................ 432
Installing towing eye bolt.............. 434
Fuses ................................................. 436
Aids for replacing fuses ................ 436
Main fuse box in passenger
compartment................................ 437
Fuse box in engine compartment . 437
Fuse box in trunk.......................... 438
Technical data................................. 439
Parts service ...................................... 440
Warranty coverage............................. 441
Loss of Service and Warranty
Information Booklet ..................... 441
Identification labels ........................... 442
Layout of poly-V-belt drive ................. 443
CLK 350 ....................................... 443
CLK 500 ....................................... 443
Engine................................................ 444
Rims and tires.................................... 445
Same size tires ............................. 447
Mixed size tires ............................ 448
Minispare wheel ........................... 449
Electrical system ............................... 450
Main dimensions and weights............ 451
Main dimensions .......................... 451
Weights ........................................ 451Fuels, coolants, lubricants, etc. ......... 452
Capacities .................................... 452
Engine oils ................................... 454
Engine oil additives ...................... 454
Air conditioning refrigerant .......... 454
Brake fluid.................................... 454
Premium unleaded gasoline ......... 455
Fuel requirements ........................ 455
Gasoline additives ........................ 456
Coolants ...................................... 457
Windshield washer system and
headlamp cleaning system*......... 459
Technical terms............................... 461Index................................................. 467
23 At a glance
Cockpit
Item
Page
1
Steering wheel gearshift
buttons (CLK 500 only)
178
2
Combination switch
Turn signals
Windshield wipers
High beam
53
53
52
3
Cruise control lever
254
4
Multifunction steering
wheel
26,
144
5
Instrument cluster
24,
140
6
Starter switch
34
7
Front Parktronic* warning
indicator (Canada only)
258
8
Overhead control panel
29
Item
Page
9
Glove box
269
a
Cup holder
273
b
Center console
27, 28
c
Hood lock release
308
d
Horn
e
Steering wheel adjustment
stalk
41
f
Parking brake pedal
50
g
Door control panel
30
h
Parking brake release
50
j
Exterior lamp switch
52,
131
k
Exterior rear view mirror ad-
justment
43
l
Headlamp washer switch*
180
25 At a glance
Instrument cluster
Item
Page
1
LLeft turn signal indica-
tor lamp
53
2
vESP
® warning lamp
365
3
Speedometer
4
Multifunction display
144
5
lDistance warning
lamp
Warning lamp without func-
tion. It illuminates with the ig-
nition on. It should go out
when the engine is running.
6
KRight turn signal indi-
cator lamp
53
7
Coolant temperature indi-
cator with:
141
•Coolant temperature
warning lamp
364,
385
Item
Page
8
Tachometer with:
142
1Supplemental
Restraint System
(SRS) indicator lamp
367,
395
-Antilock Brake Sys-
tem (ABS) indicator
lamp
360
366
AHigh beam headlamp
indicator lamp
135
BLow beam headlamp
indicator lamp
135
9
Main odometer with:
Gear selector lever posi-
tion
171
Program mode
176
Item
Page
a
Clock with:
157
;Brake warning lamp,
USA only
361
3Brake warning lamp,
Canada onlyúEngine malfunction in-
dicator lamp,
USA only
362
±Engine malfunction in-
dicator lamp,
Canada only
362
b
Fuel display with:AFuel reserve warning
lamp
365
c
Reset button for:
Resetting trip odometer
141
Adjusting instrument
cluster illumination
140
Confirming new time set-
tings
157
34 Getting startedUnlockingStarter switch positions
SmartKeyStarter switch
0For removing SmartKey
The steering is locked when the
SmartKey is removed from the starter
switch.
1Power supply for some electrical
consumers, such as seat adjustment.
2Ignition (power supply for all electrical
consumers) and driving position. All
lamps (except low beam headlamp in-
dicator lamp, high beam headlamp indi-
cator lamp, and turn signal indicator
lamps unless activated) in the instru-
ment cluster come on. If a lamp in the
instrument cluster fails to come on
when the ignition is switched on, have
it checked and replaced if necessary. If
a lamp in the instrument cluster re-
mains on after starting the engine or
comes on while driving, refer to “Lamps
in instrument cluster” (
page 360).
3Starting position.
Warning!
G
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you, and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.
iWhen you switch on the ignition, the
indicator and warning lamps (except
low beam headlamp indicator lamp,
high beam headlamp indicator lamp,
and turn signal indicator lamps unless
activated) in the instrument cluster
come on. The indicator and warning
lamps (except low beam headlamp
indicator lamp, high beam headlamp
indicator lamp, and turn signal indica-
tor lamps if activated) will go out when
the engine is running. This indicates
that the respective systems are
operational.iThe SmartKey can only be removed
from the starter switch with the gear
selector lever in position P.