
425
Technical terms
Parktronic* System wh ich makes parking easier by
giving the driver visual and audible sig-
nals.
Partial load mode Engine operating status in which only
part of the maximum engine output or
maximum torque isused, e.g. in ->over-
run mo de.
Program selector switch In vehicles wit h->automatic transmis-
sion*, switch used to shift between
"sport mode" and "comfort mode" or
to select the "manual gear shift pro-
gram"*. This aff ects the gearshift ing
characteristics of the transmission.
PTS* (->P ar
kt ronic s ystem*)
Ra
insen sor
Automatica lly switches the winds creen
wipers on in the event of rain.
RDS (R adio D ata S ystem)
Digital data transfer system for UHF ra-
dio stations.
Re arward-facing child seat
Special ->restraint system for children
up to nine months of age or weighing
up to 10 kg. If a rearward-f acing child
seat wi thautomatic ->child seat recog-
nition is fitted, the sensor system pre-
ve nts the front-passenger airbag from
being triggered.
Re stra int systems
Seat bel ts,belt tensioners, belt force
li miters, airbags and child restraint sys-
tems. As independent systems, their
protecti vefunctions complement one
another. Ribbed mats
Floormats with anti-slip rubber surface.
Rim Part of the ->wheel to whi chthe tyre is
fitted. Term commonly used for both
rim and wheel disc.
Roll-o ver ba rs
Occupant prote ction system consisting
of plastic-coated stee lpipes. The roll-
over bars are retracted in the bodywork
under normal driving conditions.
! The roll-over bars are raised auto-
matically in critic al driving situa-
tions.
! You can raise and lower the roll-
over bars manually.
RON (R esearch O ctane N umber)
Indicates the petrol octane num ber de-
ter mined bystan dard methods. RONis
a measure of the ->knock resistance of
the petrol. The RON is approximately
te n points higher than the ->MON. 209en_d2.boo Seite
425 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

433
Index
St arting the engine . . ..... . . . ...35
St arting the engine with
KEYLESS GO . . . . . . .. . . . . . . .. ..37
Sto pping the engine . .. . . . . . . .. ..43
Te chnical data ... . . . .... . . . ...394
Eng ine diagnostic indicator
lamp .... . . . .... . . . ..... . . . ...315
Engine electron ics. . ..... . . . ...391
Malfunction . . . . . . . .. . . . . . . ... 323
Eng ine number ... . . . .... . . . ...393
Eng ine oil
Ch ecking the oil level
(operating system) . . . . . . . . . . . . .245
Co nsumption .... . . . .... . . . ...245
Display message . . . .. . . . ..2 46, 303
Fi ller neck . ..... . . ..... . . . ...246
Qu antity . . . ..... . . ..... . . . ...414
To pping up . ..... . . ..... . . . ...246
Vi scosity . . ..... . . ..... . . . ...414
Ent rylamps (door) . . ..... . . . ...105
ESP . . . .. . . .. . . . . . . .. . . . . . . .. ..69
Activati ng/d eactivating . . . . . . .. ..70
Display message . . . .. . . . ..2 88–290
Ex planation . . . . . . . .. . . . . . . ... 422
Warni nglamp . . . . . . .. . . . . ..69, 310 Ex
terior lighting .. . . . . . . .. . . . .. 357
Parkin glamps . .. . . . . . . .. . . . .. 357
Exterio rlight ingd elaye d
switch-off . . .. . . . . . . . . . . .. . . . .. 103
Setting (operating system) . . . . . . .123
Exter ior mirror parking position
Setting (operating system) . . . . . . .130
Storing . . . . . . . .. . . . . . . .. ..98, 150
Exter ior mirrors
Adjusting . . . . . .. . . . . . . .. . . . . ..31
Anti-dazzle mode (automatic) . . . .148
Folding in/o ut . .. . . . . . . .. . . . .. 149
Folding in/o ut(automatic) . . . . .. 150
Ma lfunction . . . . ..... . . ..... .. 332
Parking position .. . . . . . . .. . . . .. 150
Setting the fol d-in function
(operating system) . . . . . . . . . . . . .130
Setting the parking position
(operating system) . . . . . . . . . . . . .130
Storing settings .. . . . . . . .. . . . . ..97
Storing the parking position . . . . . ..98 F
Fire extinguisher .. . . . . .... . . . . .275
First-a idkit . . . ... . . . . . .... . . . . .275
Flat tyre . . . . ..... . . . . .... . . . . .363
Pr eparing the vehicle . . .... . . . . .363
TIREFIT kit . . .... . . . . .... . . . . .364
Floormat . . . . ..... . . . . .... . . . . .237
Folding cho ck.... . . . . .... . . . . .279
Frequ encies
Ga rage door opener . . . .... . . . . .417
Telephone . . .... . . . . .... . . . . .392
Front airbags .... . . . . . .... . . . . ..55
Front bulbs . . .... . . . . . .... . . . . .357
Front foglamps ... . . . . ..... 101, 357
Display messag e. . . . . .... . . . . .301
Front-passenger airbag .... . . . . ..55
Deactivat ed.... . . . . . .... . . . . .309
Fuel ..... . . . . .... . . . . .... . . . . .410
Diesel .. . . . . .... . . . . .... . . . . .242
Loss ... . . . . .... . . . . ..... 319, 321
Petr ol.. . . . . .... . . . . .... . . . . .241
Fuel consumption . . . . ..... . . . . .411
In accordance with Directive
1999 /100/EC .. . . . . .... . . . . .412 209en_d2.boo Seite
433 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
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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