Page 128 of 481

127 Controls in detail
Control system
Menus, submenus and functions
Menu1
Menu2
Menu3
Menu4
Menu5
Menu6
Menu7
Standard display
AUDIO
NAV*
Vehicle status 
message 
memory
1
Settings
Trip computer
TEL*
(page 128)
(page 129)
(page 132)
(page 132)
(page 134)
(page 149)
(page 151)
Commands/submenusRun Flat Indicator*
Select radio 
station
Show route 
guidance in-
structions, 
current direc-
tion traveled
Call up vehicle 
malfunction, 
warning and 
system status 
messages 
stored in 
memory
Reset to factory 
settings
Fuel consump-
tion statistics 
after start
Load phone book
Check coolant 
temperature
Select satellite 
radio station*
(USA only)
Instrument clus-
ter submenu 
Fuel consump-
tion statistics 
since last reset
Search for name 
in phone book
Digital speedome-
ter/outside tem-
perature
Operate the CD 
player
Time/Date 
submenu
Call up range
Redialing
Call up mainte-
nance service 
indicator
Lighting 
submenu
Check engine oil 
level (SLK 55 AMG 
only)
Vehicle submenuConvenience 
submenu
1The vehicle status message memory menu is only displayed if there is a message stored. 
     
        
        Page 307 of 481

306 OperationAt the gas stationWindshield washer system and head-
lamp cleaning system*
For information on refilling the reservoir, 
see “Windshield washer system and head-
lamp cleaning system*” (
page 315).
Brake fluid
For information on brake fluid, see “Fuels, 
coolants, lubricants, etc.” (page 449).Coolant
For normal replenishing, use water (pota-
ble water quality).
For more information on coolant, see 
“Coolant” (
page 313) and “Fuels, cool-
ants, lubricants, etc.” (
page 449).
Engine oil level
For information on engine oil, see “Engine 
oil” (
page 308).Vehicle lighting
Check function and cleanliness.
For more information on vehicle lighting, 
see “Replacing bulbs” (
page 400).
For information on switching on the exteri-
or lighting, see “Exterior lamp switch” 
(
page 110).
Tire inflation pressure
For information on tire inflation pressure, 
see “Important notes on tire inflation 
pressure” (
page 328).
!If you find that the brake fluid in the 
brake fluid reservoir has fallen to the 
minimum mark or below, have the 
brake system checked for brake pad 
thickness and leaks immediately. Noti-
fy an authorized Mercedes-Benz Center 
immediately. Do not add brake fluid as 
this will not solve the problem.
For more information, see “Practical 
hints” (
page 363). 
     
        
        Page 426 of 481

425 Practical hints
Jump starting
Make sure the two vehicles do not 
touch.
Turn off all electrical consumers.
Apply parking brake.
Shift gear selector lever* to positionP 
(manual transmission to Neutral).
Open the hood (
page 307).
Flip up cover from positive under hood 
terminal2 in front of water tray1 
(page 422).1Positive terminal of charged battery
2Positive under hood terminal in front of 
water tray
3Negative under hood terminal in front 
of water tray
4Negative terminal of charged battery
Connect positive terminal1 of the 
charged battery with positive under 
hood terminal2 in front of the water 
tray with one jumper cable. Clamp the 
cable to positive terminal1 of the 
charged battery first.
Start the engine of the vehicle with the 
charged battery and run at idle speed.
Connect negative terminal4 of the 
charged battery with negative under 
hood terminal3 in front of the water 
tray with the second jumper cable. 
Clamp the cable to negative 
terminal4 of the charged battery 
first.
Start the engine of the disabled vehi-
cle.
You can now turn on the electrical con-
sumers. Do not turn on the lights under 
any circumstances.
Remove the jumper cables first from 
negative terminals3 and4 and then 
from positive terminals2 and1.
You can now turn on the lights.
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 314).
!Never invert the terminal connections.
iVehicles with automatic transmission*:
Do not tow-start vehicle. 
     
        
        Page 467 of 481

466 IndexB
BabySmart
TM
Air bag deactivation system 457
Compatible child seats 76, 457
Passenger front air bag off indicator 
lamp 77
Back-up lamp 401
Bar 344
BAS 83, 457
Battery (SmartKey)
Replacing 398
Battery (Vehicle) 314, 421
Jump starting 424
Bead 344
Bi-Xenon* 457
Headlamps 401
Brake Assist System see BAS
Brakes 294
Brake fluid 306, 451
Display message 375
SLK 55 AMG 295
Warning lamp 363
Break-in period 292
Bulbs
Front/rear lamps 401
Replacing 400, 401C
CAC 457
California, important notice 11
CAN system 458
Capacities (Fuels, coolants, lubricants, 
etc.) 449
Cargo compartment cover 253
Carpets, cleaning 359
Catalytic converter 302
CD
Changer* 219, 266
Player/Changer*, operation 131, 
219
CD changer* (Audio system) 223
Center console 28
Lamp 367
Central locking
Automatic 101, 147
From outside (SmartKey) 62
Locking/unlocking from inside 102
Certification label 436
CHECK ENGINE indicator lamp 364
Child safety
Air bags 66
Children in the vehicle 75Cigarette lighter 270
Cleaning tires 319
Climate control 178
Air conditioning 187
Air recirculation mode 185
Control panel, overview 179
Switching on/off 181
Clock 122
Cockpit 458
Overview 22
Cold tire inflation pressure 344
Collapsible tire 458
Collapsible wheel chock 390
COMAND* 122, 458
Navigation 132
Radio transmitter 301
Combination switch 114
High beam flasher 114
High beam headlamps 55, 114
Low beam headlamps 55
Turn signals 55
Windshield wipers 56
Comfort driving
Transmission program mode* 163
Compatible child seat see BabySmart
TM 
     
        
        Page 469 of 481

468 IndexDriver’s door
Locking in an emergency 395
Unlocking in an emergency 394
Driving 53
Automatic transmission* 53
Driving off 296
Fuel saving 293
Hydroplaning 297
In winter 299
Instructions 47, 293
Manual transmission 53
Standing water 300
Tires 297
Traveling abroad 301
Driving safety systems 82
ABS 82
BAS 83
ESP
®
84E
Easy-entry/exit feature* 43, 148
Electric air pump 391
Electric air pump (Vehicle tool kit) 388
Electrical system (Technical data) 446
Electronic Stability Program see ESP
®
Emergency call (911) 243
Emergency call system 273
Tele Aid 275
Emergency operations
Automatic transmission* 172
Releasing trunk lid from inside 100
Remote door unlock (Tele Aid) 280
Retractable hardtop 397
Selector lever*, unlocking 
manually 396
Unlocking/locking the vehicle 394
Emergency tensioning device see ETD
Emission control 302, 436
Engine
Cleaning see Vehicle care
Compartment 307
Driving after replacement 292
Number 436, 458
Technical data 438
Turning off 61Engine oil 308, 451
Adding 312
Additives 451
Checking level (Control system) 309
Checking level (Dipstick) 311
Consumption 308
Display message 310
Viscosity 458
ESP
®
84, 458
Display message 371
Warning lamp 365
ETD 73, 74, 459
Safety guidelines 68
Seat belt force limiter 74
Exterior lamp switch 110
Exterior lighting
Lamps 401
Replacing bulbs 401
Exterior rear view mirrors see Mirrors 
     
        
        Page 472 of 481

471 Index
L
Labels 436
Lamp in center console 367
Lamps in instrument cluster 362
Lamps, indicator and warning
ABS 362
Battery (SmartKey) 95
Brakes 363
CHECK ENGINE 364
ESP
®
84, 86, 365
Fuel reserve 365, 366
Passenger front air bag off 367
Seat belts 366
SRS 64, 65, 366
Language in multifunction display (Control 
system) 137
Layout of poly-V-belt drive 437
License plate lamps 401
Light alloy wheels
Cleaning 358
Technical data 441, 442
Lighter see Cigarette lighterLighting 110
Combination switch 114
Corner-illuminating front fog 
lamps* 115
Daytime running lamp mode 112
Door entry lamps 119
Exterior lamp switch 110
Exterior lamps, cleaning 357
Fog lamps 113
Footwell lighting* 118
Hazard warning flasher 117
Headlamp mode, 
automatic/manual 111
High beam 115
High beam flasher 115
Individual settings (Control 
system) 143
Instrument cluster illumination 120
Interior lighting 117
Low beam headlamps 110
Night security illumination (Control 
system) 145
Reading lamps 119
Standing lamps 110
Trunk 118Limp Home Mode (Automatic 
transmission*) 172
Line of fall 460
Loading 265, 320, 344
Loading the vehicle 320
Locator lighting (Control system) 144
Locking
And parking 59
Centrally (Control system) 147
Centrally from inside 102
Locking knob (Doors) 97, 460
Locking the vehicle 62
Long trip, checking before 305
Loss of
Service and Warranty Booklet 435
SmartKey or mechanical key 97
Low beam headlamps 110, 401
Lubricants, technical data 449