
420 Technical terms
CAN system
(C ontroller A re
a N etwork)
Us es vehicle or environmental factors
to control certain functions of your ve-
hicle, such as central locking or the
wi ndscreen wipers, and transmits this
information to the ->operating system.
Th is system works through the inter-
connection of all the electronic sys-
tems in the vehicle.
CDI (C ommon Rail D ir
ec t I njection)
Diesel injection technology, inwhich all
cylinder shave a common feed line.
Fine injection nozzles al lowv ery pre-
cise dosage s,which reduces diesel
consumption.
Centring pin Threade dmetal pin. Tool for precise
positioning of the wheel on the wheel
hub when changing a tyre. Chassis number
Number determined by the manufac-
turerand affixed to the body, by which
each vehicle can be clearly identified.
Child seat rec ognition
Special child seats are available for ve-
hicles with automatic child seat recog-
nition on the front-passenger seat. If
you have fitted a child seat of this kind
to the front-passenger seat, the front-
passenger airbag is automatically disa-
bled (thePASSENGER AIRBAG OFF/7
warning lamp on the centre console
lights up).
Cockpit All the instruments, switches, buttons
and warning and indicator lamps within
the driver's reach, which are necessary
for monitoring and controlling the vehi-
cle. COMAN
DAPS*
(Co ckpit
Man agement and D ata
System)
Informat ion and operating centre for
various vehicle functions such as the
radio, DVD player, navigation system
with map display and other items of op-
tional equipment, e.g. DVD changer*,
Dolby Surround System*, TV tuner*,
telephone*.
Control unit Electronic component of the engine
electronics; controls engine and trans-
mission functions, e.g. ->automatic
transmission or ->ESP.
Cr uise co ntrol
System which enables a vehicle speed
set by the driver to be maintained auto-
matically. 209en_d2.boo Seite
420 Dienstag, 25. Mai 2004 7:26 19

429
Index A
ABS . . . .. . . .. . . . . . . .. . . . . . . .. ..68
Display message . . . .. . . . ..2 81–283
Ex planation . . . . . . . .. . . . . . . ... 419
Malfunction . . . . . . . .. . . . . . . ... 311
Warn ing lamp .... . . . .... . . . ...311
Accele ration . . . .. . . .. . . . . . . ... 398
Active Ser vice System –
see ASSYST
Ad ditional turn signa ls
(exte rior mirr ors) . . . . .... . . . ...357
Air pump, electr ic. . . . .... . . . ...276
Airbag ... . . . .... . . . ..... . . . ....49
Ac tivat ion . . .... . . . ..... . . . ....50
Co ntrol . . . . ..... . . ..... . . . ....50
Fr ont .. . . . .... . . . ..... . . . ....55
Fr ont- passenger .. . . . .... . . . ....55
He ad/thorax .... . . . .... . . . ....58
Inf lation . . . ..... . . ..... . . . ....54
Sideba gs . .. . . .. . . .. . . . . . . .. ..56
Sy stem . . . . ..... . . ..... . . . ....53
Windowbags . . . . . . . .. . . . . . . .. ..57
Airflow /distribution
Adjusting (Ther matic) .. . . . . . . ... 158
Ad justing (Th ermotr onic) ... . . . ..168 Air-recirculation mode
Thermatic . . . . . .. . . . . . . .. . . . .. 160
Thermotro nic . . . . . . . . . . .. . . . .. 170
Al arm
Disabling
(anti -theft alarm system) . . . . . . . . .73
Antifreeze concentration . .. . . . .. 415
Antifreeze protection .. . . . . . . . .. 415
An ti-lock braking system–see ABS
An ti-theft alarm system . . ..... . ..72
Ma lfunction . . . . ..... . . ..... .. 317
Di sabling the alarm ... . . . .... . ..73
Anti-theft systems . . .. . . . . . . . . ..72
Armrest Adjusting the angle . . . . . .. . . . .. 227
Ash tray
Cockpit . . . . . . . .. . . . . . . .. . . . .. 229
Rear . .. . . . . . . .. . . . . . . .. . . . .. 230
AS SYST .. . . . . . . .. . . . . . . .. . . . .. 265
Au dibl e warning sign al. . . . .... .. 318
Automatic air cond itioning –
see The rmatic
Automatic car wash . .. . . . . . . . .. 268
Automatic transmission . . .. . . . .. 138
Display message . . . . . . . .. . . . .. 291
Dr iving tips .. . . . .... . . . ..... .. 142 Em
erg ency mod e.. . . . .... . . . . .326
Gear shift program . . . . .... . . . . .141
Ma lfunction . .... . . . . .... . . . . .326
Oi l level . . . . .... . . . . .... . . . . .247
On e-touch gearshifting . .... . . . . .140
Releasing the parking lock
manua lly . . . . .... . . . . .... . . . . .353
Selector lever positions .... . . . . .139
Shift ranges . .... . . . . .... . . . . .140
Trailer towing .... . . . . .... . . . . .142
Auxiliary heating .. . . . . .... . . . . .175
Changing the batter y..... . . . . . .356
Ma lfunction . .... . . . . .... . . . . .339
Rem ote contr ol.. . . . . .... . . . . .176
Sett ing the switch-on time
(operating system) . . . . . . . . . . . . .126
Auxiliary ventilation . . .... . . . . . .175
Axle load, permissib le.... . . . . . .408 B
Ball coupling Fitting .. . . . . .... . . . . .... . . . . .260
Rem oving . . . .... . . . . .... . . . . .263
BAS ..... . . . . .... . . . . .... . . . . ..69
Display messag e. . . . . .... .284– 286
Expl anation . .... . . . . .... . . . . .419 209en_d2.boo Seite
429 Dienstag, 25. Mai 2004 7:26 19

432 Index
Dipped-
beam headl amps .... . . . .357
Changing . . . ..... . . ..... . . . ..360
Display messag e.. . . . .... . . . ..298
Drivin gabroa d. ... . . . .... . . . ..259
Switching on . . . . . . . .. . . . . . . ...39
Symmetr ical . .... . . . ..... . . . ..259
Direction of rotation (tyres) .. . . . .250
Distance warning lamp ..... . . . ..311
Distr onic.. . . . .... . . . ..... . . . ..197
Cleaning the sensors . . . . . . . . . . .269
Display message . . . . .. . . . . 286, 287
Dista nce war ning function ... . . . .204
Driving tips. ..... . . . ..... . . . ..205
Explanation .. . . . . . . .. . . . . . . ..421
Operating system . . . . . . . . . . . . . .115
Door Automatic locking . . . . ..... . . ...88
Display messag e.. . . . .... . . . ..306
Entry lamps .. . . . . . . .. . . . . . . ..105
Op ening (fr omthe inside) ... . . . ..84
Door control pan el
Ov erview . . . ..... . . ..... . . . ...20
Draught stop ..... . . . ..... . . . ..189
Explanation .. . . . . . . .. . . . . . . ..421 Drinks hol
der – seeCu p holder
Driving abroad . . . ..... . . . ..... .259
Driving on flooded roads . . .. . . . .256
Driving safety sys tem. .. . . . . . . . .. 68
ABS . . .. . . . . . . .. . . . . . . .. . . . .. 68
BAS . . .. . . . . . . .. . . . . . . .. . . . .. 69
ESP . . . . ..... . . ..... . . . ..... .. 69
Driving sys tem. . .. . . . . . . .. . . . .191
Cruise contr ol. . . . .... . . . ..... .191
Distronic . . . . . . . .. . . . . . . .. . . . .197
Park tronic . . . . . . .. . . . . . . .. . . . .212
Speedtronic . . . . .. . . . . . . .. . . . .206
Driving tip. . .. . . . . . . . . . . .. . . . .255
Brakin g.. . . . . . . .. . . . . . . .. . . . .255
Driving abr oad . . . . . . . . . . .. . . . .259
Driving in wet weather . . . . .. . . . .256
Driving on flooded roads . . .. . . . .256
MOExtended run-flat system . . . . .373
Running in the engine . . . . . . . . . .240
Tra iler towing . . . . ..... . . ..... .262
Winter . .. . . . . . . .. . . . . . . .. . . . .258
Driving tips
Automatic transmission . . . . .....142
Distronic . . . . . . . .. . . . . . . .. . . . .205 E
e ma rk... . . . . . .... . . . . .... . . . .391
Ex planation . . . .... . . . . .... . . . .421
Easy-entry fea ture .. . . . . .... .. 29 ,90
Activatin g(o perating system) . . . . .129
Easy-exit feature ... . . . . .... . . . . .90
Electrical /electronic equipment
Re trofitting . . . .... . . . . .... . . . .391
Electronic Stability Program –
se e ESP
El ec tronic systems
Di splay message .. . . . . .... . . . .294
Emergency Ope rating the soft top . . .... . . . .347
Emergency engine start .... . . . . .384
Emergency key element .... . . . . .341
Lo ss ... . . . . . .... . . . . .... . . . .335
Emergency release Fu el filler flap . . . . . . . . . . . . . . . . .342
En gine
Ca nnot be switched off
(diesel engine) .... . . . . .... . . . .324
Co ld start . . . . .... . . . . .... . . . . .38
Fu el tank run dry (diesel engine) . .322
No trun ning smooth ly. . . ... . . . . .324
Ru nning in . . . .... . . . . .... . . . .240
Starting problems . . . . . .. . . 323, 324 209en_d2.boo Seite
432 Dienstag, 25. Mai 2004 7:26 19

434 Index
Fuel fi
ller flap
Em ergency release . . . . ..... . . ..342
Ma lfunction . ..... . . ..... . . . ..322
Op ening /closing .. . . . .... . . . ..241
Fuel line Ma lfunction . ..... . . ..... . . . ..321
Fuel tank Ma lfunction . ..... . . ..... . . . ..321
Run dry (diesel engine) . ..... . . . .322
Fuse box
Boot .... . . . .... . . . ..... . . . ..387
En gine compartment . . ..... . . . .386
Fuse extractor . . . .. . . .. . . . . . . ..277
Fuses .... . . . .... . . . ..... . . . ..385
Allocation chart.. . . . . .... . . . ..385
Changing fuses ... . . . .... . . . ..385
Ex tractor . . . ..... . . ..... . . . ..385
Main fus ebox . . . . . . . .. . . . . . . ..386 G
Garage door Openin g/closing
(with remote control) . . ..... . . . .236
Garage door opener . . ..... . . . ..235
Clearing the memory
(remote contr ol).. . . . . .... . . . ..236
Frequencies . ..... . . ..... . . . ..417 Gea
rshift pattern
Ma nual transmission . . ...... . ..137
Gearshift program Ma nual .. . . . . . . .. . . . . . . .. . . . .143
Ma nual (CLK 55 AMG) . . . . .. . . . .145
Genuine parts . . . ..... . . . ..... .390
Glove compartment . . ....... . . .225
Gradient-climb ingca pability
from astandstill . .. . . . . . . .. . . . .263
Gross vehicle weight,
permissible . .. . . . . . . . . . . .. . . . .408 H
Haz ard warning lamps .. . . . . . . . .103
Head restraint Adjusting (front) . . ..... . . . ...27, 28
Adjusting (rear) . . ..... . . . ...93, 94
Folding bac kin the rear . . . .. . . . .. 93
Lowe ring . . . . . . . .. . . . . . . .. . . . .. 94
Removing /installing . . . . . . . . . . . .91
Head /thorax airbag . . .. . . . . . . . .. 58
Expla nation ... . . . .... . . . ..... .422 Headlamp fla
sher .. . . . . .... . . . .102
Headlamp mode (automatic) . . . ..100
Headlam p range control .... . . . . .102
Headlamps Cleaning . . . . . .... . . . . .... . . . .269
Cleaning system . . . . . . . . . . 148, 248
Mi sted up . . . . .... . . . . .... . . . .328
Headlamp sdelayed switch- off –
see Exterior lighting, Delayed
sw itch-off
Heater booster system . .... . . . . .174
Ex planation . . . .... . . . . .... . . . .422
Se lecting settings
(operating system) . . . . . . . . . . . . .128
Heating Au xiliary heating ... . . . . .... . . . .175
Re ar window . . .... . . . . .... . . . .153
High-per formance brake system
(CLK 55 AMG) . .... . . . . . .... . . . .256
High-pre ssure cleaners .... . . . . .268 209en_d2.boo Seite
434 Dienstag, 25. Mai 2004 7:26 19

435
Index I
Ignition lock Po sition . . . ..... . . ..... . . . ....23
Immobiliser .. . . . . . . .. . . . . . . .. ..72
Ac tivat ing. ..... . . . ..... . . . ....44
Incand escent bulbs – see Bulbs
Indicator and warning lamps ABS (yellow) . . . . . . . .. . . . . . . ... 311
AIRBAG OFF . . . . . . . .. . . . . . . .. ..56
Battery (key) . . . . . . .. . . . . . ..79, 83
Brake system (red) . . .. . . . ..3 12, 313
Co ola nt . . ..... . . . ..... . . . ...314
Di stanc e(red) ... . . . .... . . . ...311
En gine diagnostic . . . . ..... . . ...315
ESP . . . . . .. . . . . . . .. . . . . ..69, 310
PA SSENG ERAIRBAG OFF .. . .64, 309
Rese rve fuel . . . . . . . .. . . . . . . ... 316
Roll-over bar s.. .. . . . . . . . . . . ... 315
Se at belt . . ..... . . ..... . . . ...316
SRS . . . . . .. . . . . . . .. . . . . ..49, 312 Indicator lamp – see
Indic ator
an d warning lamps
Instrument cluster . . .. . . . . ..12, 106
Explanat ion . . . . . . . . . . . .. . . . .. 422
Overview . . . . . .. . . . . . . .. . . . . ..12
Instrument lighting . . .. . . . . . . . .. 106
Intelligent air conditionin g–
see Thermotronic
Interio rlighting . .. . . . . . . .. . . . .. 104
Instr uments . . . . ..... . . ..... .. 106
Interio rlighting delayed switch-off
Setting (operating system) . . . . . . .124
Interior motion sensor . . . ..... 74, 75
Intermittent wipe. . . .. . . .. . . . . ..41
Windscreen wipers . . . . . . . . . . . . . .42
ISOFIX child seat sec uring
system .. . . . . . . .. . . . . . . .. . . . . ..65 J
Jack . . . ..... . . . ..... . . . ..... .. 276
Jump leads . .. . . . . . . . . . . .. . . . .. 379
Jump-starting . . . ..... . . . ..... .. 379 K
Key ..... . . . . .... . . . . .... . . . . ..78
Batter ycheck lamp . . . .... . ..79, 83
Changing the batter y..... . . . . . .354
Changing the programming . . . . . ..79
Closing the sliding sunroof .. . . . . .178
Closing the soft top . . . .... . . . . .187
Factory setting ... . . . . .... . . . . ..79
Key positions .... . . . . .... . . . . ..23
Locking the veh icle . . . .... . . . . ..44
Lock s/unlocks the veh icle . . . . . ..79
Ma lfunction . .... . . . . .... .334– 336
Op ening . . . . .... . . . . .... . . . . ..22
Op ening the soft top . . .... . . . . .187
Rem ote contr ol.. . . . . .... . . . . ..79
Key pos itions.... . . . . . .... . . . . ..23
Key-d epen dent storing .... . . . . . ..97
Operating system . . . . . . . . . . . . . .130
KEYLESS GO . .... . . . . . .... . . . . ..80
Changing the batter y..... . . . . . .355
Changing the programming . . . . . ..83
Display messag e. . . . . ..... 305, 306 209en_d2.boo Seite
435 Dienstag, 25. Mai 2004 7:26 19

438 Index
Parktronic
. . ..... . . . ..... . . . ..212
Activating /deac tiva ting . . . . . . . ..215
Cleaning the sensors . . . . . . . . . . .269
Explanation .. . . . . . . .. . . . . . . ..425
Ma lfunction . ..... . . ..... . . . ..327
Range of the sensors . . . . . . . . . . .213
Trailer towing . . . . . . . .. . . . . . . ..215
Warning display ... . . . .... . . . ..214
PASSENGER AIRBAGOFF
warning lamp .. . . . . . . .. . . . .. 64 ,309
Payload ... . . . .... . . . ..... . . . ..408
Permane ntcurrent
Connection . . . . . . . . . . . . . . . . . . .264
Permanent Speedtronic . . . .. . . ..211
Petrol Consumption . . . . . . . .. . . . . . . ..411
Mi nim um grade ... . . . .... . . . ..242
Reser vefuel war ning lam p... . . . .316
Power windo ws– see Sid ewindows
Pressure – see Tyre pressure
Program selector switch
Automatic transmission . . . . . . . ..141
Manual gearshift program
CLK 55 AMG . . . . . . . .. . . . . . . ..146
Protection of the envir onment . .... 4
PTS – see Parktronic
Pulling away..... . . . ..... . . . ...38 R
Radio Select station (operating
system) . . . . . . . . . . . . . . . . . . . . . .113
Rain closing fe ature
Sliding /tilting sunroof . . . . .. . . . .182
Range Calling up (operating system) . . . . .132
Reading lamp .. . . . . . . . . . . .. . . . .105
Rear air ven ts
Thermatic .... . . . .... . . . . 16 2, 173
Rear bulbs . . .. . . . . . . . . . . .. . . . .357
Rear fogla mp.. . . . .... . . . . 10 1, 357
Displ aymessag e.. . . . . . . .. . . . .301
Rear interior light ing. . .. . . . . . . . .105
Rear seat Foldin gforward /back. . . . . . . . . .223
Rear window blind .. . . . . . . .. . . . .152
Rear window heating . .. . . . . . . . .153
Ma lfunc tion . . . . .. . . . . . . .. . . . .308
Rear -comp artment air
condition ing
Thermatic . . . . . . .. . . . . . . .. . . . .162
Thermotronic . . . . ..... . . ..... .173 Rear-vie
wmi rror
Ad justing . . . . .... . . . . .... . . . . .31
An ti-dazzle mode (automatic) . . . . .148
Ma nua lant i-da zzle . . . . . .... . . . .148
Rearward-facing child seat ... . . . . .64
Refuelling . . . . ..... . . . . .... . . . .241
Remote control Au xiliary heating ... . . . . .... . . . .176
Bo ot ... . . . . . .... . . . . .... . . . . .86
Ch anging thek ey
b atteries . . . . .. . .. . ..354, 355, 356
Key .... . . . . . .... . . . . .... . . . . .79
Replacement parts . . . . ..... . . . .390
Reserve Fu el tank . . . . .... . . . . .... . . . .410
Reserve fuel . . .... . . . . . .... . . . .410
Wa rning lamp . .... . . . . .... . . . .316
Residual heat Th ermotronic . .... . . . . .... . . . .171
Restraint system ... . . . . .... . . . . .46
Ai rbags .. . . . . .... . . . . .... . . . . .49
Be lt force limiters .. . . . . .... . . . . .51
Be lt tensioner s.... . . . . .... . . . . .51 209en_d2.boo Seite
438 Dienstag, 25. Mai 2004 7:26 19

442 Index
Pa rktronic . . ..... . . ..... . . . ..215
Trailer turn signals Display messag e.. . . . .... . . . ..298
Transport (vehicle) . . . ..... . . . ..384
Trip computer . . . .. . . .. . . . . . . ..131
Trip meter . . ..... . . . ..... . . . ..106
Turn signals . .. . . . . . . .. . . . ..4 0,357
Changing the front turn
signal lamps . ..... . . ..... . . . ..359
Display messag e.. . . . .... . . . ..299
Turning lamps . . . .. . . .. . . . . 103, 357
Tyre grip .. . . . .... . . . ..... . . . ..254
Tyre pressure ..... . . . ..... . . . ..251
Display messag e.. . . . .... . . . ..304
Tyre pressure loss war ning
system ... . . . .... . . . ..... . . . ..251
Tyre pressure table . . . ..... . . . ..399
Tyres . . . .. . . .. . . . . . . .. . . . . . . ..249
Dir ection of rotation . . . ..... . . . .250
MOExtended run-flat
system . . . . . . . . . . . . . . . . . . 250, 373
Technic aldata . . . . . . .. . . . 399–403 U
Unlocking From the inside
(central locking switch) . . . . ...... 89
Unlocking button
Boot . . .. . . . . . . .. . . . . . . .. . . . .. 86
Unlocking inan emer gency
Boot . . .. . . . . . . .. . . . . . . .. . . . .341
Vehic le.. . . . . . . .. . . . . . ..341, 342 V
Variable Spe edtronic . .. . . . . . . . .207
Veh icle
Cleaning . . . . . . . .. . . . . . . .. . . . .268
Leavin git pa rked up . . . . . . .. . . . .340
Towing .. . . . . . . .. . . . . . . .. . . . .381
Tow- starting . . . . .. . . . . . . .. . . . .384
Trans porting . . . . .. . . . . . . .. . . . .384
Unlocking in an
emergency ... . . . .... . . . . 34 1, 342
Ve hicle dimensi ons. . . . ...... . . .404
Vehicle electronics . . . ....... . . .391
Vehicle ide ntific ation number . . ..393
Veh icle tool kit . . .. . . . . . . .. . . . .276
Ve hicle weight . . . ..... . . . ..... .408
Visco sity .. . . . . . . .. . . . . . . .. . . . .414 W
Warning signal Au dib le.. . . . . .... . . . . .... . . . .318
Warning trian gle ... . . . . .... . . . .274
Washer flu id
Di splay message .. . . . . .... . . . .307
Washer fluid container . .... . . . . .248
Wearing seat belts . . . . .....32, 316
Wheel bolts . . .... . . . . . .... . . . .371
Ti ghte ning torque .. . . . . .... . . . .373
Wheel wrench .. . . . . . . . . . . 277, 278
Wheels ... . . . . .... . . . . .... . . . .249
Int erch anging . .... . . . . .... . . . .253
Technical data . . . . . . . .. . . 399–403
Windowbags . .... . . . . . .... . . . . .57
Windows Cleaning the windscreen . . . . . . . .268
Mi sted up (Thermatic) . . .... . . . .159
Mi sted up (Thermot ronic ).... . . . .169
Si de windows . .... . . . . .... . . . .178
Windscreen Cleaning . . . . . .... . . . . .... . . . .268
Windscre enwasher fluid .... . . . .416
To pping up . . . .... . . . . .... . . . .248
Windscre enwasher reservoir . . ..416
Ca pacity . . . . . .... . . . . .... . . . .416 209en_d2.boo Seite
442 Dienstag, 25. Mai 2004 7:26 19