
2 Contents
Safety guidelines for the
seat belt, emergency
tensioning retractor
and airbag  .................................. 100
Infant and child
restraint systems ....................... 102
Steering wheel adjustment  .......... 105
Rear view mirrors  .......................... 106
Rear view mirror,
automatic antiglare ................... 106
Memory function  ............................111
Instrument cluster  ..........................114
Multifunction steering wheel, 
multifunction display  ............... 120
Trip and main odometer,
FSS, tire inflation pressure 
monitor and 
engine oil level indicator  ......... 124
Audio systems  ................................ 125
Radio  ............................................ 125
CD player  ..................................... 126
Cassette player  ........................... 127
Telephone  ........................................ 128
Telephone book  .......................... 128
Redialing  ..................................... 130Incoming call ...............................131
Navigation system  ..........................132
Distronic (DTR)  ...............................133
Trip computer  .................................134
Malfunction/warning
message memory  ......................136
Individual settings  .........................138
Setting the audio volume  ............. 146
Flexible service system
(FSS)  ........................................... 147
Tire inflation
pressure monitor  .......................150
Engine oil level indicator  ..............154
Engine oil consumption  ................155
Exterior lamp switch ......................156
Headlamp mode  ..............................157
Night security illumination  ..........158
Headlamp cleaning system  ...........159
Combination switch  .......................160
Hazard warning flasher
switch  ..........................................163
Automatic climate control .............164
Display and controls  ..................166
Dust filter  .....................................167Basic setting  ............................... 168
Special settings  .......................... 169
Air recirculation  ......................... 171
Activated charcoal filter  ............ 172
Economy mode  ........................... 173
Residual engine heat 
utilization  .................................... 174
Switching the automatic 
climate control on and off ......... 175
Front center console storage 
compartment ventilation  .......... 175
Rear window defroster  .................. 176
Rear passenger compartment 
adjustable air outlets  ................ 177
Power windows ............................... 178
Sliding/pop-up roof  ....................... 181
Interior lighting  ............................. 184
Rear window sunshade  ................. 186
Sun visors  ....................................... 187
Vanity mirrors  ................................ 187
Interior  ............................................ 188
Storage compartments
and armrests  .............................. 188
Glove box  ..................................... 189 

4 Contents
Electronic stability program 
(ESP) — warning lamp  ...............295
Distronic (DTR) — 
warning lamp  ..............................295
Seat belt nonusage
warning lamp  ..............................296
Malfunction and indicator
lamp in the center console  ......296
AIRBAG OFF indicator lamp .....296
Malfunction and
warning messages in the 
multifunction display  ...............297
DISPLAY DEFECTIVE 
(engine control unit) ..................298
DISPLAY DEFECTIVE 
(several systems)  ........................298
BATTERY /ALTERNATOR  ..........299
ENTRANCE POSITION  ..............300
BRAKE ASSIST  ...........................300
BRAKE LINING WEAR  .............. 301
BRAKE FLUID  ............................. 301
PARKING BRAKE  .......................302
TRUNK OPEN  .............................302ELEC. STABIL. PROG.
(Electronic stability
program)  ..................................... 303
COOLANT (coolant level)  ......... 304
COOLANT
(coolant temperature)  ............... 305
LIGHTING SYSTEM  ................... 306
LIGHT SENSOR  .......................... 308
SEAT BELT SYSTEM  .................. 308
TELEPHONE – FUNCTION  ....... 309
CRUISE CONTROL ..................... 309
ACTIVE  BO DY  CO NTROL 
(ABC)  ............................................ 310
TIRE PRESSURE  .........................312
ENGINE OIL LEVEL  .................... 314
SEAT BACKREST ......................... 315
KEY  ...............................................316
DOOR  ............................................ 316
HOOD ............................................ 317
TELE AID ......................................317
ENGINE OIL LEVEL  .................... 318
WASHER FLUID  ..........................319
LIGHT SENSOR  .......................... 320
DISTRONIC (DTR)  ...................... 321
Practical hintsFirst aid kit  .....................................324
Fuses  ................................................325
Shelf below rear window  ..............327
Hood  .................................................328
Checking engine oil level  ............. 331
Automatic transmission 
fluid level  ...................................332
Active b od y  control  
(ABC) fluid level ........................332
Coolant level  ...................................333
Adding coolant  ...........................333
Windshield and headlamp
washer system  ...........................334
Windshield and headlamp 
washer fluid mixing ratio  .........334
Spare wheel, vehicle tools, 
storage compartment ................335
Jack ...................................................336
Wheels  .............................................337
Tire Replacement  .......................337
Rotating wheels  ..........................338
Spare wheel  ....................................338 

26 Contents - Operation
Te ch n ica l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
OperationVehicle keys  ...................................... 28
Start lock-out  .................................... 32
General notes on the 
central locking system  ............... 33
Central locking system  ................... 34
Radio frequency and infrared 
remote control  .............................. 34
KEYLESS-GO  ................................. 38
Opening and closing 
windows and
sliding/pop-up roof 
from outside  .................................. 45
Panic button  .................................. 47
Mechanical keys  ........................... 47
Doors .................................................. 48
Power closing assist for 
doors and trunk lid  ..................... 50
Central locking switch  .................... 50
Automatic central locking  .............. 52
Emergency unlocking
in case of accident  ...................... 52
Trunk  ................................................. 53
Trunk lid release switch  ................. 57Trunk lid release/close switch ...... 58
Trunk lid emergency release  .........61
Antitheft alarm system ................... 62
Tow-away alarm  ............................... 64
Easy-entry/exit feature  .................. 66
Front seat adjustment ..................... 67
Removal and installation
of front seat head restraints  ......71
Backrest  ............................................ 72
Lumbar support  ................................74
Multicontour backrest  .....................74
Seat heater ......................................... 76
Seat ventilation system  .................. 79
Power head restraints, rear  ............81
Seat belts and 
integrated restraint system  ....... 82
Seat belts  .......................................... 82
Seat belt nonusage
warning system ............................ 83
BabySmart
TM airbag
deactivation system  ................... 88
Self-test BabySmart
TM
without special child 
seat installed  ................................ 89Supplemental restraint
system (SRS)  ................................ 90
Emergency tensioning 
retractor (ETR) ............................. 91
Airbags  .............................................. 92
Safety guidelines for the
seat belt, emergency
tensioning retractor
and airbag  .................................. 100
Infant and child
restraint systems ....................... 102
Steering wheel adjustment  .......... 105
Rear view mirrors  .......................... 106
Rear view mirror,
automatic antiglare  .................. 106
Memory function  ............................ 111
Instrument cluster  ..........................114
Multifunction steering wheel, 
multifunction display  ............... 120
Trip and main odometer,
FSS, tire inf lation pressure 
monitor and 
engine oil level indicator  ......... 124
Audio systems  ................................ 125
Radio  ............................................ 125 

27 Contents - Operation
Te ch n ica l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index CD player  ..................................... 126
Cassette player  ........................... 127
Telephone  ........................................ 128
Telephone book  .......................... 128
Redialing  ..................................... 130
Incoming call  .............................. 131
Navigation system .......................... 132
Distronic (DTR) ............................... 133
Trip computer  ................................. 134
Malfunction/warning
message memory  ...................... 136
Individual settings ......................... 138
Setting the audio volume .............. 146
Flexible service system
(FSS)  ............................................ 147
Tire inflation
pressure monitor  ...................... 150
Engine oil level indicator .............. 154
Engine oil consumption  ................ 155
Exterior lamp switch  ..................... 156
Headlamp mode  ............................. 157Night security illumination  ..........158
Headlamp cleaning system  ...........159
Combination switch  .......................160
Hazard warning flasher
switch  ..........................................163
Automatic climate control .............164
Display and controls  ..................166
Dust filter  .....................................167
Basic setting  ................................168
Special settings  ...........................169
Air recirculation  ......................... 171
Activated charcoal filter  ........... 172
Economy mode  ........................... 173
Residual engine heat 
utilization .....................................174
Switching the automatic 
climate control on and off  ........ 175
Front center console storage 
compartment ventilation  .......... 175
Rear window defroster  .................. 176
Rear passenger compartment 
adjustable air outlets  ............... 177Power windows ............................... 178
Sliding/pop-up roof  ....................... 181
Interior lighting  ............................. 184
Rear window sunshade  ................. 186
Sun visors  ....................................... 187
Vanity mirrors  ................................ 187
Interior  ............................................ 188
Storage compartments
and armrests  .............................. 188
Glove box  ..................................... 189
Coat hooks  ...................................... 192
Cup holder  ...................................... 193
Ashtrays  .......................................... 196
Lighter  ............................................. 198
Parcel net in trunk  ........................ 199
Cargo tie-down hooks ....................200
Parcel net in front
passenger footwell  ....................200
Telephone, general  ........................ 201
Garage door opener  .......................202
Infrared reflecting windshield  ....206 

121 Multifunction steering wheel, multifunction display
Te ch n ica l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index Depending on your vehicle’s equipment, you may use 
the buttons on the multifunction steering wheel to call 
up, control and set the following systems in the 
multifunction display:
1Trip odometer and main odometer, see page 119 and 
page 124
Flexible service system (FSS), see page 147
Tire inflation pressure monitor, see page 150
Engine oil level indicator, see page 154
2Audio systems, see page 125
Radio, see page 125
CD player, see page 126
Cassette player, see page 127
3Telephone, see page 1284Navigation system, see page 132
5Distronic (DTR), see page 253
6Trip computer, see page 134
After start
After reset
Fuel tank content
7Malfunction message memory, see page 136
8Individual settings, see page 138
Press theè orÿ button repeatedly until the 
required system is displayed.
The display advances by one system each time the 
button is pressed.
You may call up additional displays within some of these 
categories by pressing thej or kbutton. 

124 Multifunction steering wheel, multifunction display
Te ch n ica l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
Trip and main odometer, FSS, tire inflation pressure 
monitor and engine oil level indicator1Trip odometer and main odometer
See page 119 for instructions on resetting the trip 
odometer.
2FSS (Flexible service system), see page 147
3Tire inflation pressure monitor, see page 150
4Engine oil level indicator, see page 154
Pressè or ÿbutton repeatedly until the trip 
odometer and main odometer display (1) appears.
Press thej or kbutton repeatedly until the 
required display (2, 3, 4, 1) appears.
Pressing theè or ÿbutton displays the next or 
previous system. 

148 Flexible service system
Te ch n ica l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
The service indicator disappears automatically after 
30 seconds or if button  Jon the instrument cluster 
is pressed.
Calling up service indicator manually:
Turn the electronic key in starter switch to position 1.
Call up the trip odometer and main odometer by 
pressing buttonè orÿ on the multifunction 
steering wheel until the display appears. See page 124.
Press buttonj ork until the FSS indicator 
appears.
The next or previous system is displayed by pressing 
buttonè orÿ.
Important!
The FSS indicator is not an engine oil level indicator. 
See page 154 for engine oil level indicator.Note:
When disconnecting vehicle battery for one or more 
days at a time, such days will not be counted. Any such 
days not counted by the FSS can be added by your 
Mercedes-Benz Center. 
The interval between services is determined by the type 
of driving for which the vehicle is used. For example, 
driving at extreme speeds, and cold starts combined 
with  short distance driv ing in wh ich th e engine d oes not 
reach operating normal temperature, reduce the interval 
between services. 

154 Engine oil level indicator
Te ch n ica l
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
Engine oil level indicator
To check the engine oil level, park vehicle on level 
ground, with engine at normal operational temperature.
Check oil level approximately 5 minutes after stopping 
the engine, allowing for the oil to return to the oil pan.
The message “PERF. SERV. ON TIME” (perform service 
[engine oil level check] on time) will be displayed if the 
required waiting period has not been observed after 
stopping the engine:
•with engine at operational temperature approx. 
5minutes.•with engine not at operational temperature up to 
approx. 30 minutes.
The engine oil level check can be repeated after a short 
time.
Turn the electronic key in starter switch to position 2.
To call up the trip odometer and main odometer, press 
buttonè orÿ on the multifunction steering 
wheel until the display appears. See page 124. 
Press buttonj ork on the multifunction 
steering wheel repeatedly until the “WHEN 
MEASURING – CAR MUST BE LEVEL” engine oil level 
indicator appears. This indicator is only a reminder. 
Measurement can be cancelled by pressing buttonj 
ork if the vehicle is not parked on level ground. An 
incorrect reading will be recorded if you do not cancel 
the measurement. Move the vehicle to level ground and 
measure again.
The elec tronic key in starter sw itch is not in position 2 if  
the “ENGINE OIL LEVEL – SWITCH ON IGNITION” 
message appears.
The “ENGINE OIL LEVEL – MEASURING NOW” 
message is displayed after approximately 3 seconds.