
1 Contents
IntroductionProduct information  .......................... 7
Operator’s manual  ............................. 8
Where to find it  ................................ 13
Reporting Safety Defects  ................ 15Instruments and controlsInstruments and controls  ............... 18
Center console  .............................. 20
Overhead control panel  ............... 21OperationVehicle keys  ...................................... 24
Start lock-out  .................................... 26
General notes on the 
central locking system  ............... 26
Central locking system  ................... 27
Radio frequency and infrared 
remote control  .............................. 27
Opening and closing 
windows from outside  ................. 31Panic button  ................................. 32
Mechanical keys  .......................... 32
Doors  ................................................. 33
Central locking switch .................... 35
Automatic central locking  .......... 36
Emergency unlocking in 
case of accident  .......................... 36
Trunk ................................................. 37
Trunk lamp ....................................... 39
Trunk lid release switch  ................ 40
Trunk lid emergency release  ......... 41
Trunk lid emergency release  ........ 42
Antitheft alarm system ................... 43
Tow-away alarm  ............................... 44
Power seats, front  ............................ 45
Front head restraints  ...................51
Roll bar and head 
restraints, rear  ............................ 52
Backrest  ............................................ 54
Multicontour seat  ............................ 55
Heated seats  ..................................... 56
Seat belts and integrated 
restraint system  .......................... 58Seat belts ........................................... 58
Seat belt nonusage 
warning system  ............................ 59
BabySmart
TM airbag 
deactivation system  .................... 64
Self-test BabySmart
TM without 
special child seat installed  ......... 65
Supplemental restraint 
system (SRS)  ................................ 65
Emergency tensioning 
retractor (ETR) ............................. 66
Airbags  .............................................. 67
Safety guidelines for the 
seat belt, emergency tensioning 
retractor and airbag  ..................... 73
Infant and child 
restraint systems  .......................... 75
Adjusting telescoping 
steering column  .......................... 77
Inside rear view mirror  .................. 78
Antiglare night position  .............. 78
Exterior rear view mirrors  ............. 79
Instrument cluster  ........................... 82
Indicator lamps in the 
instrument cluster  ...................... 84
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4 Contents
ENGINE FAN  ...............................239
COOLANT (coolant level)  ..........240
COOLANT TEMP. 
(coolant temperature)  ................ 241
LIGHTING SYSTEM  ....................242
LIGHT SENSOR ...........................243
STEER. WHEEL ADJUST.  ...........243
ENGINE OIL LEVEL  ...................244
ELEC. STABIL. PROG. 
(Electronic stability 
program)  ......................................245
REMOVE KEY  .............................245
WASHER FLUID ..........................246
TELE AID  .....................................247
Practical hintsFirst aid kit  .....................................250
Shelf below rear window  ..............250
Stowing things in 
the vehicle  ..................................250
Luggage cover .................................250
Fuses  ................................................252
Hood  .................................................254
Checking engine oil level  .............256Automatic transmission 
fluid level  ................................... 257
Coolant level ................................... 257
Adding coolant  ........................... 258
Windshield washer / headlamp 
cleaning system  ........................ 259
Windshield and headlamp 
washer fluid mixing ratio  ........ 259
Spare wheel, vehicle tools, 
storage compartment  ............... 260
Vehicle jack  .................................... 261
Wheels  ............................................ 262
Tire replacement  ....................... 262
Rotating wheels  ......................... 263
Spare wheel .................................... 264
Changing wheels  ........................... 266
Tire inflation pressure  ..................271
Battery ............................................. 272
Jump starting  ..................................274
Towing the vehicle  .........................276
Exterior lamps  ............................... 280
Headlamp assembly  .................. 281
Taillamp assemblies  .................. 283
Adjusting headlamp aim  .............. 285Changing batteries in 
the electronic key  .....................288
Synchronizing remote 
control  .........................................290
Raising soft top manually ............. 291
Antenna  ...........................................298
Manual release for 
fuel filler flap .............................299
Replacing wiper blade insert  .......299
Vehicle careCleaning and care 
of the vehicle  .............................302
Power washer ..............................303
Paintwork, painted body 
components  .................................303
Engine cleaning ..........................304
Tar stains  .....................................304
Vehicle washing  .........................304
Ornamental moldings ................304
Headlamps, taillamps, 
turn signal lenses  ......................305
Window cleaning  .......................305
Plastic and rubber parts ............305
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22 Contents – Operation
Technical
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
OperationVehicle keys  ...................................... 24
Start lock-out  .................................... 26
General notes on the 
central locking system  ............... 26
Central locking system  ................... 27
Radio frequency and infrared 
remote control  .............................. 27
Opening and closing 
windows from outside  ................. 31
Panic button  .................................. 32
Mechanical keys  ........................... 32
Doors .................................................. 33
Central locking switch  .................... 35
Automatic central locking  .......... 36
Emergency unlocking in 
case of accident  ........................... 36
Trunk  ................................................. 37
Trunk lamp  ....................................... 39
Trunk lid release switch  ................. 40
Trunk lid emergency release  ......... 41
Trunk lid emergency release  ......... 42Antitheft alarm system ................... 43
Tow-away alarm  ............................... 44
Power seats, front  ............................ 45
Front head restraints  ...................51
Roll bar and head 
restraints, rear  ............................ 52
Backrest  ............................................ 54
Multicontour seat  ............................ 55
Heated seats  ..................................... 56
Seat belts and integrated 
restraint system  .......................... 58
Seat belts  .......................................... 58
Seat belt nonusage 
warning system  ............................ 59
BabySmart
TM airbag 
deactivation system  ................... 64
Self-test BabySmart
TM without 
special child seat installed  ......... 65
Supplemental restraint 
system (SRS)  ............................... 65
Emergency tensioning 
retractor (ETR)  ............................ 66Airbags  .............................................. 67
Safety guidelines for the 
seat belt, emergency tensioning 
retractor and airbag  ..................... 73
Infant and child 
restraint systems  .......................... 75
Adjusting telescoping 
steering column  .......................... 77
Inside rear view mirror  .................. 78
Antiglare night position  .............. 78
Exterior rear view mirrors  ............. 79
Instrument cluster  ........................... 82
Indicator lamps in the 
instrument cluster  ...................... 84
Multifunction steering wheel, 
multifunction display  ................. 88
Trip and main odometer 
and sub menu  .............................. 92
Audio systems  .................................. 93
Radio  .............................................. 93
CD player  ....................................... 94
Cassette player  ............................. 95
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24 Central locking system
Technical
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
Ve h i c l e   k e y s
Included with your vehicle are 2 electronic keys with 
integrated radio frequency and infrared remote controls 
plus removable mechanical key. 
The locking tabs for the mechanical key portion of the 
two electronic keys are a different color to help 
distinguish it.
Wa r n i n g !
When leaving the vehicle always remove the 
electronic key from the steering lock, and lock your 
vehicle. Do not leave children unattended in the 
vehicle, or with access to an unlocked vehicle. 
Unsupervised use of vehicle equipment may cause 
serious personal injury.
J_A208.book Seite 24 Donnerstag, 31. Mai 2001 9:35 09 

25 Central locking system
Technical
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index Electronic key
The electronic key has an integrated radio frequency 
and infrared remote control, plus removable mechanical 
key.
The remote control (1) operates all locks on the vehicle.
The mechanical key (2) works only in the driver’s door, 
trunk, and glove box lock.When using the mechanical key (2) for lock operations, 
it can be removed by sliding it out of the remote control. 
To do so, move locking tab (3) to the right and slide the 
mechanical key (2) in direction of arrow (4).
The remote control transmitter is located in the 
electronic key.
The infrared receivers are located in the door handles.
Notes:
Remove the mechanical key from the electronic key 
when using valet parking service. To prevent access to 
trunk or storage compartments lock them separately 
and retain the mechanical key.
See page 37 for separate locking of trunk and page 151 
for locking of glove box.
Obtaining replacement keys
Your vehicle is equipped with a theft deterrent locking 
system requiring a special key manufacturing process. 
For security reasons, replacement keys can only be 
obtained from your authorized Mercedes-Benz Center.
P80.35-2031-26
1
3
4
2
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26 Central locking system
Technical
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index
Start lock-out
Important!
Removing the electronic key from the steering lock 
activates the start lock-out. The engine cannot be 
started.
Inserting the electronic key in the steering lock 
deactivates the start lock-out.
Note:
In case the engine cannot be started (vehicle’s battery is 
in order), the system is not operational. Contact an 
authorized Mercedes-Benz Center or call 1-800-FOR-
MERCedes (in the USA) or 1-800-387-0100 (in Canada).General notes on the central locking system
If the electronic key is inserted in the steering lock, the 
vehicle cannot be locked or unlocked with the remote 
control.
If the vehicle cannot be locked or unlocked:
•Aim transmitter eye at a receiver of either door 
han d le.  Check  t he b atter ies  of t he elec tr oni c key,  se e 
page 288, or synchronize the remote control, see 
page 290.
•Use the mechanical key to unlock the driver’s door. 
To start the engine, insert the electronic key in the 
steering lock. There could be a slight delay until the 
electronic key can be turned in the steering lock.
Important!
When unlocking the driver’s door with the mechanical 
key, the exterior lamps will flash and the alarm will 
sound.
To cancel the alarm, insert the electronic key in the 
steering lock or press buttonŒ or‹ on the 
electronic key.
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27 Central locking system
Technical
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index Central locking system
Radio frequency and infrared remote control
The electronic key has an integrated radio frequency 
and infrared remote control.
Due to the extended operational range of the remote 
control, it could be possible to unintentionally lock or 
unlock the vehicle by pressing the transmit button. If 
one of the transmit buttons is pressed, the battery check 
lamp lights up briefly – indicating that the batteries are 
in order. See page 288 for checking batteries.
The vehicle doors, trunk and fuel filler flap can be 
centrally locked and unlocked via remote control.
Opening and closing the windows remotely can only be 
done with the infrared portion of the remote control. 
Aim transmitter eye at a receiver (6 or 7), press and 
hold transmit button Œ or ‹.
If the electronic key is inserted in steering lock, the 
vehicle cannot be locked or unlocked with the remote 
control.1Transmit button
‹ Locking
Œ Unlocking
Š Opening trunk (if not separately locked)
2Lamp for battery check (see page 288 for changing 
batteries if it does not light up briefly)
3PANIC button
4Transmitter eye
5Locking tab for mechanical key
P80.35-2032-26
24
3
5
1
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29 Central locking system
Technical
data Instruments 
and controlsOperationDrivingInstrument 
cluster displayPractical hints Car care Index Locking and unlocking with remote control
Unlocking:
Press transmit button Œ. All turn signal lamps blink 
once to indicate that the vehicle is unlocked.
The remote control can be programmed for two kinds of 
unlocking modes (see below):
Selective unlocking mode –
Press transmit button Œ  o nce  to un lock  dr iver’s  d oor 
and fuel filler flap.
Press transmit button Œ twice to unlock both doors, 
fuel filler flap, and trunk.
Global unlocking mode –
Press transmit button Œ  once to unlock both doors, 
fuel filler flap, and trunk.
Notes:
If the trunk was previously locked separately, it will 
remain locked, see page 37.The presently active unlocking mode (selective or 
global) can only be determined by unlocking the vehicle 
with the remote control (see below for changing mode).
If within 40 seconds of unlocking with the remote 
control, neither door nor trunk is opened, the electronic 
key is not inserted in the steering lock, or the central 
locking switch is not activated, the vehicle will 
automatically lock.
Locking:
Press transmit button ‹ once. All turn signal lamps 
blink three times to indicate that the vehicle is locked.
If they do not blink three times, a door or trunk is not 
properly closed.
Note:
If the vehicle cannot be locked or unlocked by pressing 
the transmit button, then it may be necessary to change 
the batteries in the electronic key (if ok, battery check 
lamp in electronic key will light briefly when pressing 
transmit button) or to synchronize the remote control, 
see pages 288 and 290.
J_A208.book Seite 29 Donnerstag, 31. Mai 2001 9:35 09