2003 MERCEDES-BENZ CLK500 COUPE check engine light

333 Practical hints
Jump starting
The battery is located in the engine com-
partment on the right hand side. For jump
starting use the terminals in front of the
battery.
Make sure that the two vehicles do not
touch.

Turn off all electrical consumers.

Apply parking brake.

Shift selector lever to positionP.1Positive terminal of charged battery
2Positive under hood terminal in front of
discharged battery
3Negative under hood terminal in front
of discharged battery
4Negative terminal of charged battery

Connect the positive terminal1 of the
charged battery with the under hood
terminal 2 in front of the discharged
battery with the jumper cable. Clamp
cable to charged battery1 first.

Let the engine of the assisting vehicle
run at idle speed.

Connect the negative terminal4 of the
charged battery with the under hood
terminal 3 in front of the discharged
battery with the jumper cable. Clamp
cable to charged battery4 first.

Start the engine of the disabled vehi-
cle.
Now you can again turn on the electrical
consumers. Do not turn on the lights under
any circumstances.

Remove the jumper cables first from
the negative terminals3 and4 and
then from the positive terminals1
and2.

Have the battery checked at the near-
est authorized Mercedes-Benz Center.
Warning!
G
Keep flames or sparks away from battery.
Do not smoke.
Observe all safety instructions and precau-
tions when handling automotive batteries
(page 258).
iThe vehicle cannot be started via
tow-start.

369 Index
Automatic lighting control
Activating 109
Deactivating 109
Automatic locking when driving 95
Automatic transmission 141
Accelerator position 146
Activating steering wheel gearshift
control 147
Deactivating steering wheel gearshift
control 148
Emergency operation (Limp Home
Mode) 146
Fluid level 256
Gear ranges 143
Gear selector lever position 144
Gear shifting malfunctions 146
Kickdown 146
Manual shift program, CLK 55 AMG
146
One-touch gearshifting 142
Program mode selector switch 145
Selector lever position 141
Speedshift, CLK 55 AMG 146
Starting the engine 43
Steering wheel gearshift control
(Speedshift), CLK 55 AMG 146Transmission fluid 256
Winter program mode 145, 147
Auxiliary fuse box 338
B
BabySmart
TM
Airbag deactivation system 68
Compatible child seats 68, 361
Self-test 68
BabySmart
TM airbag deactivation system
361
Backrest
Folding forward 216
Folding rearward 217
Backup lamps 317, 322
Bulbs 317
BAS 76, 361
Messages in display 285
Batteries, SmartKey
Changing 312
Check lamp 85
Checking 86
Batteries, SmartKey with KEYLESS-GO*
Changing 312
Checking 86
Battery discharged
Jump starting 332Battery, vehicle 258, 329
Charging 330
Disconnecting 330
Messages in display 303
Reconnecting 331
Reinstalling 330
Removing 330
Bi-Xenon headlamps* 361
Block heater* 265
Blocking
Rear window operation 72
Bolts
For Minispare wheel 309
Brake assist system (BAS) 361
Brake fluid 353
Brake lamp bulbs 317
Brake lamp, high mounted 317
Brake pads
Message in display 286
Brakes 242
Warning lamp 279
Break-in period 240

370 IndexBulbs, replacing 316
Additional turn signals 317
Backup lamps 317
Brake lamps 317
Fog lamps 317
Front lamps 317
High beam 317
High mounted brake lamp 317
License plate lamps 317, 322
Low beam 317
Parking lamps 317, 319, 321
Rear fog lamp 317
Rear fog lamps 322
Side marker lamps 317, 321
Standing lamps 317, 319, 321
Tail lamp assemblies 317, 322
Turn signal lamps 317
Button
Audio system 168C
CAC (Customer Assistance Center) 362
Calling up
Distronic* settings 121
Range (distance to empty) 137
Service indicator 267
CAN system 362
Capacities
Fuels, coolants, lubricants, etc. 351
Cargo tie-down rings 218
Casette mode
Playing cassettes 174
Cassette player
Operating 121
Catalytic converter 248
CD changer* 178
CD mode 178
CD player
Operating 120
Center console 25
AIRBAG OFF indicator lamp 282
Lower part 26
Upper part 25
Centigrade
Setting temperature units 126Central locking
Automatic 95
From inside 95
Switch 95
Switching on/off (control system) 133
Unlocking from inside 95
Central locking switch 95
Changing
Batteries (SmartKey with KEY-
LESS-GO*) 312
Batteries (SmartKey) 312
Key setting 133
Changing CDs 178
Charcoal filter 161
Activating 161
Deactivating 161
Charging
Vehicle battery 330
CHECK ENGINE malfunction indicator
lamp 280
Checking
Coolant level 256
Oil level 252, 254
Tire inflate pressure 252
Vehicle lighting 252

372 IndexCombination switch 107
High beam flasher 47, 108
Turn signals 47
Windshield wipers 47
Consumer information 358
Control and operation of radio transmitters
248
Control system 114, 362
AUDIO menu 119
Convenience submenu 133
Display digital speedometer 119
Distronic* menu 121
Functions 115, 118
Instrument cluster submenu 126, 128
Lighting submenu 129
Malfunction memory menu 122
Menus 117, 118, 364
Multifunction display 114
Multifunction steering wheel 115
NAVI menu 121
Selecting radio system 120
Settings menu 123
Standard display menu 119
Submenus 116, 118
TEL* menu 138
Trip computer menu 136Vehicle submenu 132
Convenience submenu 133
Activating easy-entry/exit feature 133
Setting key dependency 135
Setting parking position for exterior
rear view mirror 135
Coolant 256, 355
Adding 257
Anticorrosion/antifreeze quantity 355
Capacities 351
Checking level 256
Messages in display 289, 290
Temperature 250
Temperature display 112
Warning lamp 281, 290
Coolant level
Checking 256
Cruise control 193, 362
Canceling 194
Driving downhill 194
Driving uphill 194
Fine adjustment 195
Lever 200
Saving current speed 194
Setting speeds 195
Cruise control lever 193Cup holder
Cleaning 273
Closing 220, 221
In rear seat armrest 220
In the dashboard 220
Opening 220, 221
Customer Assistance Center (CAC) 362
D
Daytime running lamp mode 106
Setting 129, 130
Deactivating
Air conditioning (cooling) 163
Air recirculation mode 160
Alarm 80
Anti-theft alarm system 80
Automatic climate control 155
Central locking (control system) 133
Cruise control 194
Defrost 159
Distance warning function* 205
Distronic* 203
Engine with KEYLESS-GO* 52
Engine with the key 51
ESP 78
Exterior lamps 106
Hazard warning flasher 108

378 IndexIntegrated remote control
Canadian programming 237
Erasing memory 238
Hand-held transmitter 236
Operating 238
Rolling code programming 237
Interior lighting 109
Activating automatic control 109
Deactivating automatic control 109
Delayed switch-off 132
Manual operation 110
Interior storage spaces 219
Armrest 221
Glove box 219
Parcel net 222
Storage bags 222
J
Jack 305, 306
Jump starting 332K
Key dependency memory
Settings 135
Key positions in starter switch 31
Key, mechanical 310
Key, SmartKey
Battery check lamp 85
Changing battery 312
Changing the batteries 312
Checking the batteries 86
Factory setting 85
Global locking 85
Global unlocking 85
Loss of 87
Positions in starter switch 31
Remote controls 84
Restoring to factory setting 85
Selective setting 85
Starting the engine 44
Turning off the engine 51
Unlocking with 30
Key, SmartKey with KEYLESS-GO*
Changing the batteries 312
Turning off the engine 52KEYLESS-GO* 363
Activating ignition with 33
Closing side windows 91
Closing sliding/pop-up roof with 189,
192
Closing sliding/pop-up roof* 91
Closing windows with 189, 192
Factory setting 89
Global locking 90
Global unlocking 89
Important notes 88
Locking the vehicle 91
Messages in display 288
Remote controls 88
Starting the engine 44
Turning off engine 52
Unlocking with 32
Unlocking, trunk lid 90
Keys 84
Kickdown 146, 363
Kilometers/miles in speedometer 126
Km/h or mph in speedometer 126

379 Index
L
Labels, identification 342
Lamp bulbs, exterior 316
Lamps, exterior
Front 317
Light sensor 296
Messages in display 296–299
Rear 317
Lamps, indicator and warning
ABS 277
Airbag Off 61
Battery (SmartKey) 85
Brakes 279
CHECK ENGINE 280
Coolant 281, 289
DTR* 198
Engine diagnostics 280
ESP 276
Fuel reserve 280
Instrument cluster 276–281
Seat belts 280
Service indicator 266
SRS 57
Turn signals 23Language
Multifunction display 127
Setting 127
LATCH child seat mounts 71
Folding back 71
Layout of poly-V-belt drive 343
Leather upholstery
Cleaning 273
Lever
For cruise control 200
License plate lamps
Messages in display 298
Replacing bulbs 317, 322
Light alloy wheels
Cleaning 272
Technical data 345
Light sensor 296
Lighter see Cigarette lighter 224Lighting 105
Automatic headlamp mode 106
Combination switch 108
Daytime running lamp mode 106
Door entry lamps 110
Exterior lamp switch 105
Front fog lamps 107
High beam flasher 108
High beams 108
Instrument cluster illumination 111
Interior 109
Locator lighting 107
Low beam 105
Manual headlamp mode 106
Night security illumination 107
Parking lamps 105
Rear fog lamp 107
Settings (control system) 129
Limiting the gear range 143
Limp Home Mode 146
Line of fall 363