Mercedes-Benz E -Class Wagon 2003 User Manual
E-Class
Operator’s Manual
E320
E 320 4MATIC
Our company and staff congratulate you on the purchase of your new Mercedes-Benz.
Your selection of our product is a demonstration of your trust in our company name. Further, it exemplifies your desire
to own an automobile that will be as easy as possible to operate and provide years of service.
Your Mercedes-Benz represents the efforts of many skilled engineers and craftsmen. To help assure your pleasure of
ownership, and for your safety and that of your passengers, we ask you to make a small investment of your time:
• Please read this manual carefully before putting it aside. Then return it to your vehicle where it will be handy for
your reference.
• Please abide by the recommendations contained in this manual. They are designed to acquaint you with the
operation of your Mercedes-Benz.
• Please abide by the warnings and cautions contained in this manual. They are designed to help improve the safety
of the vehicle operator and occupants.
We extend our best wishes for many miles of safe, pleasurable driving.
Mercedes-Benz USA, LLC
A DaimlerChrysler Company
Introduction
Product information .......................... 7
Operator’s manual ............................. 8
Where to find it ................................ 13
Reporting Safety Defects ................ 15
Instruments and controls
Instruments and controls ............... 18
Center console ..............................20
Overhead control panel ............... 21
Operation
Vehicle 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
and sliding/pop-up roof from
outside ...........................................30
Panic button ..................................31
Mechanical keys ...........................31
Doors ................................................. 32
Central locking switch .................... 34
Automatic central locking .............. 35
Emergency unlocking in case of
accident ........................................ 35
Tailgate .............................................. 36
Antitheft alarm system ................... 39
Tow-away alarm ................................41
Power seats front ............................. 42
Front seat head restraints .............. 48
Rear seat head restraints ............... 49
Multicontour seat .............................51
Seat heater ........................................ 52
Seat ventilation ................................ 55
Seat belts and integrated restraint
system .......................................... 57
Seat belts .......................................... 57
Seat belt nonusage warning
system .......................................... 58
TM
BabySmart
airbag deactivation
system .......................................... 65
TM
Self-test BabySmart
without
special child seat installed .........65
Supplemental restraint
system (SRS) ................................ 66
Emergency tensioning
device (ETD) .................................67
Airbags ..............................................68
Safety guidelines for the seat belt,
emergency tensioning device and
airbag ............................................75
Infant and child restraint
systems .........................................77
Steering wheel adjustment ............81
Rear view mirrors ............................ 82
Instrument cluster ...........................86
Multifunction steering wheel,
multifunction display ................. 92
Trip and main odometer, vehicle
speed, FSS and engine oil level
display .......................................... 96
Audio systems ..................................97
Radio ..............................................97
CD player .......................................98
Cassette player .............................99
Telephone ........................................ 100
1Contents
2Contents
Telephone book ..........................100
Redialing ..................................... 102
Incoming call .............................. 104
Navigation system .......................... 105
Trip computer ................................. 106
Malfunction message memory ....108
Individual settings ..........................110
Setting the audio volume ...............113
Flexible service system (FSS) .......114
Engine oil level indicator ...............117
Engine oil consumption .................118
Exterior lamp switch ......................119
Night security Illumination .........120
Headlamp cleaning system .......... 121
Combination switch ......................122
Rear window wiper / washer ....... 124
Hazard warning flasher switch ...125
Automatic climate control ............ 126
Display and controls ..................128
Basic setting ................................129
Special settings ..........................129
Defogging windows ....................129
Defrosting ....................................129
Rear window defroster ..............130
Air distribution ...........................130
Air volume ...................................130
Air recirculation .........................131
Dust filter .....................................131
Activated charcoal filter ............132
Residual engine heat
utilization .....................................132
Front center console compartment
ventilation ....................................133
Rear passenger compartment
adjustable air outlet ...................134
Audio and telephone, operation ..135
Power windows ...............................154
Sliding / pop-up roof ......................157
Interior lighting ..............................159
Entrance lamps, exit lamps
in doors .......................................159
Reading lamps rear
compartment ..............................160
Sun visors ........................................161
Illuminated vanity mirrors ...........161
Interior .............................................162
Armrest, rear bench .......................162
Cup holder in rear bench
armrest ....................................... 162
Glove box ......................................... 163
Cup holder and coin holder in
glove box lid ................................ 163
Storage compartment above ashtray
in center console ....................... 164
Storage compartments in center
console ........................................ 164
Cup holder in center console ....... 165
Ashtrays .......................................... 166
Lighter ............................................. 168
Split rear bench seat ..................... 169
Rear-facing bench seat .................. 175
Loading instructions .....................177
Cargo tie-down rings ..................... 178
Parcel net in front passenger
footwell ....................................... 179
Cellular telephone .........................179
Garage door opener ....................... 180
Driving
Control and operation of radio
transmitters ............................... 186
The first 1 000 miles
(1 500 km) ................................. 187
Maintenance ................................... 187
Tele Aid ........................................... 188
Catalytic converter ........................198
Emission control ............................ 199
Steering lock ...................................200
Starting and turning off
the engine ..................................202
Automatic transmission ...............203
Parking brake ................................. 212
Driving instructions ...................... 213
Drive sensibly - Save Fuel ......... 213
Drinking and Driving ................213
Pedals ........................................... 213
Power assistance ........................ 214
Brakes .......................................... 214
Driving off ................................... 215
Parking ........................................ 216
Tires ............................................. 216
Snow chains ................................219
Winter driving instructions ......219
Block heater ................................ 221
Standing water ........................... 221
Passenger compartment ........... 221
Traveling abroad ........................ 221
Cruise control ................................ 222
Brake assist system (BAS) ............225
Antilock brake system (ABS) ....... 227
Four wheel electronic traction
system (4MATIC) ...................... 229
Electronic stability
program (ESP) ...........................230
Parking assist (Parktronic) .......... 234
What you should know at the gas
station ......................................... 239
Check regularly and before
a long trip .................................. 241
Instrument cluster display
Malfunction and indicator lamps in
the instrument cluster ............. 244
On-board diagnostic system ..... 244
Check engine malfunction
indicator lamp .............................244
Brake warning lamp ..................245
Supplemental restraint system
(SRS) indicator lamp ..................246
Fuel reserve and fuel cap
placement warning ....................246
Electronic stability program (ESP)
— warning lamp ..........................247
BAS / ESP malfunction indicator
lamp ..............................................247
ABS malfunction indicator
lamp ..............................................248
Seat belt warning lamp .............248
Malfunction and indicator lamp in
the center console .....................249
AIRBAG OFF indicator lamp .....249
Malfunction and warning messages
in the multifunction display ...250
DISPLAY DEFECTIVE ................ 251
BATTERY / ALTERNATOR .........252
ABS-SYSTEM ...............................253
BRAKE ASSIST ...........................253
BRAKE LINING WEAR ..............254
3Contents
4Contents
BRAKE FLUID .............................254
PARKING BRAKE .......................255
ENGINE FAN ...............................255
COOLANT (coolant level) ..........256
COOLANT TEMP. ........................257
LIGHTING SYSTEM ....................258
LIGHT SENSOR ...........................259
REMOVE KEY .............................259
STEERING GEAR OIL .................260
ENGINE OIL LEVEL ...................261
WASHER FLUID ..........................262
ELEC. STABIL. PROG. (Electronic
stability program) ......................263
TELE AID .....................................263
Practical hints
First aid kit .....................................266
Fuses ................................................267
Electrical outlet ..............................269
Hood .................................................270
Checking engine oil level .............273
Automatic transmission fluid
level ............................................. 274
Coolant level ....................................274
Adding coolant ........................... 275
Windshield and headlamp washer
system .........................................276
Windshield and headlamp washer
fluid mixing ratio .......................276
Spare wheel, vehicle tools, storage
compartment ............................. 277
Vehicle jack .................................... 278
Wheels ............................................ 279
Tire replacement ....................... 279
Rotating wheels ......................... 280
Spare wheel .................................... 281
Spare wheel bolts ...................... 281
Changing wheels ........................... 282
Tire inflation pressure .................287
Battery ............................................. 289
Jump starting ................................. 291
Towing the vehicle ........................ 294
Transmission selector lever,
manually unlocking ................. 296
Exterior lamps ...............................297
Headlamp assembly .................. 298
Taillamp assemblies .................. 301
Changing batteries in the
electronic key ............................304
Synchronizing remote control .306
Emergency engine shut-down .....306
Emergency operation of sliding /
pop-up roof .................................307
Manual release for fuel
filler flap ....................................308
Replacing wiper blade insert .......308
Roof rack ..........................................311
Vehicle care
Cleaning and care of the vehicle . 314
Power washer .............................. 315
Tar stains ..................................... 315
Paintwork, painted body
components ................................. 315
Engine cleaning .......................... 316
Vehicle washing ......................... 316
Ornamental moldings ................ 316
Headlamps, taillamps, turn signal
lenses ........................................... 316
Cleaning the parktronic system
sensors ......................................... 317
Window cleaning / glass
sunroof ......................................... 317
Wiper blades ............................... 317
Light alloy wheels ...................... 318
Instrument cluster ..................... 318
Steering wheel and gear selector
lever .............................................. 318
Cup holder ................................... 318
Seat belts ..................................... 318
Headliner ..................................... 318
Upholstery ................................... 319
Hard plastic trim items ............. 319
Plastic and rubber parts ............ 319
Technical data
Spare parts service ....................... 322
Warranty coverage ........................ 322
Identification labels ...................... 323
Layout of poly-V-belt drive ........... 324
Technical data ................................ 325
Fuels, coolants, lubricants etc. -
capacities ................................... 328
Engine oils ...................................... 330
Engine oil additives ......................330
Air conditioner refrigerant .......... 330
Brake fluid ...................................... 330
Premium unleaded gasoline ........ 331
Fuel requirements ........................ 331
Gasoline additives ......................... 332
Coolants .......................................... 332
Consumer information ................. 334
Index
Index ................................................336
5Contents
Product information
Kindly observe the following in your own best interest:
We recommend using Mercedes-Benz original parts as well as conversion parts and accessories
explicitly approved by us for your vehicle model.
We have tested these parts to determine their reliability, safety and their special
suitability for Mercedes-Benz vehicles.
We are unable to make an assessment for other products and therefore cannot be held responsible
for them, even if in individual cases an official approval or authorization by governmental or other
agencies should exist. Use of such parts and accessories could adversely affect the safety, performance
or reliability of your vehicle. Please do not use them.
Mercedes-Benz original parts as well as conversion parts and accessories approved by us are available
at your authorized Mercedes-Benz Center where you will receive comprehensive information, also on
permissible technical modifications, and where proper installation will be performed.
7Introduction
8Introduction
Operator’s manual
This Operator’s Manual contains a great deal of useful information. We urge you to read it carefully and familiarize
yourself with the vehicle before driving.
For your own safety and longer service life of the vehicle, we urge you to follow the instructions and warnings
contained in this manual. Ignoring them could result in damage to the vehicle or personal injury to you or others.
Vehicle damage caused by failure to follow instructions is not covered by the Mercedes-Benz Limited Warranty.
Your vehicle may have some or all of the equipment described in this manual. Therefore, you may find explanations
for optional equipment not installed in your vehicle. If you have any questions about the operation of any equipment,
your authorized Mercedes-Benz Center will be glad to demonstrate the proper procedures.
Service and warranty information
The Service and Warranty Information Booklet contains detailed information about the warranties covering your
Mercedes-Benz, including:
• New Car Limited Warranty,
• Emission System Warranty,
• Emission Performance Warranty,
• California, Maine, Massachusetts, and Vermont Emission Control System Warranty
(California, Maine, Massachusetts, and Vermont only),
• State Warranty Enforcement Laws (Lemon Laws).
Important notice for California retail buyers and lessees of Mercedes-Benz automobiles
Under California law you may be entitled to a replacement of your vehicle or a refund of the purchase price or lease
price, if Mercedes-Benz USA, LLC and/or its authorized repair or service facilities fail to fix one ore more substantial
defects or malfunctions in the vehicle that are covered by its express warranty after a reasonable number of repair
attempts. During the period of 18 months from original delivery of the vehicle or the accumulation of 18 000 miles on
the odometer of the vehicle, whichever occurs first, a reasonable number of repair attempts is presumed for a retail
buyer or lessee if one or more of the following occurs: (1) the same substantial defect or malfunction results in a
condition that is likely to cause death or serious bodily injury if the vehicle is driven, that defect or malfunction has
been subject to repair two or more times, and you have directly notified Mercedes-Benz USA, LLC in writing of the
need for its repair, (2) the same substantial defect or malfunction of a less serious nature than category (1) has been
subject to repair four or more times and you have directly notified us in writing of the need for its repair, or (3) the
vehicle is out of service by reason of repair of the same or different substantial defects or malfunctions for a
cumulative total of more than 30 calender days. Written notification should be sent to us, not a dealer, at MercedesBenz USA, LLC, Customer Assistance Center, One Mercedes Drive, Montvale, NJ 07645-0350.
Maintenance
The Service Booklet describes all the necessary maintenance work which should be performed at regular intervals.
Always have the Service Booklet with you when you take the vehicle to your authorized Mercedes-Benz Center for
service. The service advisor will record each service in the booklet for you.
9Introduction
10Introduction
Roadside Assistance
The Mercedes-Benz Roadside Assistance Program provides factory trained technical help in the event of a breakdown.
Calls to the toll-free Roadside Assistance number:
1-800-FOR-MERCedes (in the USA)
1-800-387-0100 (in Canada)
will be answered by Mercedes-Benz Customer Assistance Representatives 24 hours a day, 365 days a year.
For additional information refer to the Mercedes-Benz Roadside Assistance Program brochure in your glove box.
Change of address or ownership
If you change your address, be sure to send in the “Change of Address Notice” found in the Service and Warranty
Information Booklet, or simply call the Mercedes-Benz Customer Assistance Center (in the USA) at
1-800-FOR-MERCedes, or Customer Service (in Canada) at 1-800-387-0100. It is in your own interest that we can
contact you should the need arise.
If you sell your Mercedes, please leave all literature with the vehicle to make it available to the next operator.
If you bought this vehicle used, be sure to send in the “Notice of Purchase of Used Car” found in the Service and
Warranty Information Booklet, or call the Mercedes-Benz Customer Assistance Center (in the USA) at
1-800-FOR-MERCedes, or Customer Service (in Canada) at 1-800-387-0100.
Operating your vehicle outside the USA or Canada
If you plan to operate your vehicle in foreign countries, please be aware that:
• Service facilities or replacement parts may not be readily available,
• unleaded gasoline for vehicles with catalytic converters may not be available; the use of leaded fuels will damage
the catalysts,
• gasoline may have a considerably lower octane rating, and improper fuel can cause engine damage.
Certain Mercedes-Benz models are available for delivery in Europe under our European Delivery Program. For details,
consult your authorized Mercedes-Benz Center or write to:
In the USA: In Canada:
Mercedes-Benz USA, LLC
European Delivery Department
One Mercedes Drive
Montvale, NJ 07645-0350
Mercedes-Benz Canada, Inc.
European Delivery Department
849 Eglinton Avenue East
Toronto, Ontario M4G 2L5
11Introduction
12Introduction
We continuously strive to improve our product, and ask for your understanding that we reserve the right to make
changes in design and equipment. Therefore, information, illustrations and descriptions in this Operator’s Manual
might differ from your vehicle.
Optional equipment is also described in this manual, including operating instructions wherever necessary. Since they
are special-order items, the descriptions and illustrations herein may vary slightly from the actual equipment of your
vehicle.
If there are any equipment details that are not shown or described in this Operator’s Manual, your authorized
Mercedes-Benz Center will be glad to inform you of correct care and operating procedures.
The Operator’s Manual and Service Booklet are important documents and should be kept with the vehicle.
Where to find it
The Operator’s Manual is divided into eight sections:
• Instruments and controls: An overview of all the controls that can be operated from the driver’s seat.
•Operation: Information on the vehicle’s equipment and its operation.
•Driving: Important information on driving.
• Instrument cluster display: Displays and indicator lamps on the instrument cluster with brief instructions.
•Practical hints: Assistance and instructions in the event of an emergency.
•Car care: Instructions on caring for your vehicle.
•Technical data: All the important technical data for your vehicle as well as consumer information such as fuels,
coolants, lubricants etc. is contained here.
•Index: Key terms to help you find a topic quickly.
Other documents may also be supplied, depending on your vehicle’s equipment.
Explanation of color used:
Warning notices for the protection of yourself and
others appear on red background.
13Introduction
14Introduction
Problems with your vehicle
If you should experience a problem with your vehicle, particularly one that you believe may affect
its safe operation, we urge you to immediately contact your authorized Mercedes-Benz Center to
have the problem diagnosed and corrected if required. If the matter is not handled to your
satisfaction, please discuss the problem with the Mercedes-Benz Center management, or if
necessary contact us at the following addresses:
In the USA: Customer Assistance Center
Mercedes-Benz USA, LLC
One Mercedes Drive
Montvale, NJ 07645-0350
In Canada: Customer Relations Department
Mercedes-Benz Canada, Inc.
849 Eglinton Avenue East
Toronto, Ontario, M4G 2L5
For the USA only:
The following text is published as required of manufacturers under Title 49, Code of U.S. Federal Regulations,
Part 575 pursuant to the “National Traffic and Motor Vehicle Safety Act of 1966”.
Reporting Safety Defects
If you believe that your vehicle has a defect which could cause a crash or could cause injury or
death, you should immediately inform the National Highway Traffic Safety Administration
(NHTSA) in addition to notifying Mercedes-Benz USA, LLC.
If NHTSA receives similar complaints, it may open an investigation, and if it finds that a safety
defect exists in a group of vehicles, it may order a recall and remedy campaign. However, NHTSA
cannot become involved in individual problems between you, your dealer, or Mercedes-Benz USA,
LLC.
To contact NHTSA, you may either call the Auto Safety Hotline toll-free at 1-888-327-4236 or write
to: NHTSA, U.S. Department of Transportation, Washington, D.C. 20590. You can also obtain other
information about motor vehicle safety from the Hotline.
15Introduction
Instruments and controls
Instruments and controls ............... 18
Center console ..............................20
Overhead control panel ............... 21
Instruments
and controls
Operation Driving
Instrument
cluster display
17Contents – Instruments and controls
Practical hints Car care Index
Techn ical
data
Instruments and controls
Operation Driving
Instruments and controls
2
Instrument
cluster display
Practical hints Car care Index
Techn ical
data
18Instruments and controls
4
3
5
6
7
9
8
10
13
12
11
14
16 17 18 20
15
19
24
25
26
14
21 22
23
P68.10-2410-29
1 Parking assist warning indicators, see page 236
2 Side defroster outlet
3 Side air outlet, adjustable
4 Air volume control for side air outlet
5 Exterior lamp switch, see page 119
6 Parking brake release, see page 212
7 Hood lock release, see page 270
8 Combination switch, see page 122
9 Cruise control switch, see page 222
10 Instrument cluster, see page 86
11 Multifunction steering wheel, see page 92
Horn (with electronic key in steering lock
position 1 or 2)
Airbag, see page 68
12 Steering lock with ignition/starter switch,
seepage200
13 Voice control system lever, see separate operating
instructions
14 Center air outlets, adjustable
15 Air volume control for center air outlets
16 Left front seat heater switch, see page 52
Left front seat ventilation switch, see page 55
17 Headlamp washer switch, see page 121
18 Rear window wiper and washer switch, see page 124
19 Hazard warning flasher switch, see page 125
20 Central locking switch, see page 34
21 Tow-away alarm switch, see page 41
Indicator lamp for antitheft alarm system,
seepage39
22 Right front seat heater switch, see page 52
Right front seat ventilation switch, see page 55
23 Glove box (illuminated with electronic key in
steering lock position 1 or 2)
24 Automatic climate control, see page 126
Rear window defroster switch
Activated charcoal filter switch
25 Audio system, see page 135
26 Storage/eyeglasses compartment, see page 164
Instruments
and controls
Operation Driving
Instrument
cluster display
19Instruments and controls
Practical hints Car care Index
Techn ical
data
Instruments
and controls
Operation Driving
Instrument
cluster display
Practical hints Car care Index
20Instruments and controls
Center console 1 Ashtray with lighter, see page 166
2 ESP control switch, see page 232
3 Power window switches, front doors, see page 154
4 Power window safety switch, rear doors,
seepage155
1
5 Airbag Off indicator lamp, see page 249
6 Power window switches, rear doors, see page 154
7 Parktronic system deactivation switch, see page 238
2
3
4
3
5
66
8 Mirror adjustment switch, see page 82
Techn ical
data
7 8
P68.20-2258-27
Overhead control panel 1 Interior lighting, see page 159
2 Sliding/pop-up roof, see page 157
3 Rear view mirror, see page 82
4 Garage door opener, see page 180
5 Tele Aid (emergency call system), see page 188
6 Hands-free microphone for Tele Aid, telephone and
voice control system
5
6
Instruments
and controls
Operation Driving
Instrument
cluster display
21Instruments and controls
Practical hints Car care Index
Techn ical
data
Instruments
and controls
Operation Driving
Instrument
cluster display
Practical hints Car care Index
Techn ical
data
22Contents – Operation
Operation
Vehicle 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
and sliding/pop-up roof from
outside ...........................................30
Panic button .................................. 31
Mechanical keys ........................... 31
Doors ..................................................32
Central locking switch .................... 34
Automatic central locking .............. 35
Emergency unlocking in case of
accident ........................................35
Tailgate ..............................................36
Antitheft alarm system ...................39
Tow-away alarm ................................ 41
Power seats front .............................42
Front seat head restraints ..............48
Rear seat head restraints ............... 49
Multicontour seat .............................51
Seat heater ........................................ 52
Seat ventilation ................................ 55
Seat belts and integrated restraint
system .......................................... 57
Seat belts .......................................... 57
Seat belt nonusage warning
system .......................................... 58
TM
BabySmart
airbag deactivation
system .......................................... 65
TM
Self-test BabySmart
without
special child seat installed ......... 65
Supplemental restraint
system (SRS) ............................... 66
Emergency tensioning
device (ETD) ................................ 67
Airbags .............................................. 68
Safety guidelines for the seat belt,
emergency tensioning device and
airbag ........................................... 75
Infant and child restraint
systems ........................................ 77
Steering wheel adjustment .............81
Rear view mirrors ........................... 82
Instrument cluster ...........................86
Multifunction steering wheel,
multifunction display ................. 92
Trip and main odometer, vehicle
speed, FSS and engine oil level
display .......................................... 96
Audio systems ..................................97
Radio ..............................................97
CD player .......................................98
Cassette player .............................99
Telephone ........................................ 100
Telephone book .......................... 100
Redialing .....................................102
Incoming call ..............................104
Navigation system .......................... 105
Trip computer .................................106
Malfunction message memory ....108
Individual settings ..........................110
Setting the audio volume ..............113
Flexible service system (FSS) .......114
Engine oil level indicator ...............117
Engine oil consumption .................118
Exterior lamp switch ......................119
Night security Illumination .........120
Headlamp cleaning system .......... 121
Combination switch ......................122
Rear window wiper / washer ....... 124
Hazard warning flasher switch ...125
Automatic climate control ............ 126
Display and controls ..................128
Basic setting ................................129
Special settings ..........................129
Defogging windows ....................129
Defrosting ....................................129
Rear window defroster ..............130
Air distribution ........................... 130
Air volume ................................... 130
Air recirculation ......................... 131
Dust filter .................................... 131
Activated charcoal filter ............132
Residual engine heat
utilization .................................... 132
Front center console compartment
ventilation ...................................133
Rear passenger compartment
adjustable air outlet ................... 134
Audio and telephone,
operation ....................................135
Power windows ...............................154
Sliding / pop-up roof ......................157
Interior lighting ..............................159
Entrance lamps, exit lamps
in doors .......................................159
Reading lamps rear
compartment ..............................160
Sun visors ........................................161
Illuminated vanity mirrors ...........161
Interior .............................................162
Armrest, rear bench .......................162
Cup holder in rear
bench armrest ............................162
Glove box .........................................163
Cup holder and coin holder in
glove box lid .................................163
Storage compartment above ashtray
in center console .......................164
Storage compartments in center
console ........................................164
Cup holder in center console ....... 165
Ashtrays .......................................... 166
Lighter ............................................. 168
Split rear bench seat ..................... 169
Rear-facing bench seat .................. 175
Loading instructions .....................177
Cargo tie-down rings ..................... 178
Parcel net in front passenger
footwell ....................................... 178
Cellular telephone .........................179
Garage door opener ....................... 180
Instruments
and controls
Operation Driving
Instrument
cluster display
23Contents – Operation
Practical hints Car care Index
Techn ical
data
Instruments
and controls
Operation Driving
Instrument
cluster display
Practical hints Car care Index
Techn ical
data
24Central locking system
Vehi cle keys
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.
Warning !
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
an accident and/or serious personal injury.
Electronic key
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.
1
The infrared receivers are located in the front door
handles.
Instruments
and controls
3
2
4
P80.35-2030-26
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,
tailgate, and storage compartment locks.
Operation Driving
Instrument
cluster display
Notes:
Remove the mechanical key from the electronic key
when using valet parking service. To prevent access to
storage compartments lock them separately and retain
the mechanical key.
See page 36 for separate locking of tailgate and
page 163 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.
25Central locking system
Practical hints Car care Index
Techn ical
data
Instruments
and controls
Operation Driving
Instrument
cluster display
Practical hints Car care Index
26Central locking system
Techn ical
data
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-FORMERCedes (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 front door
handle. Check the batteries of the electronic key, see
page 304, or synchronize the remote control, see
page 306.
• Use the mechanical key to unlock the vehicle. To
start 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 button Œ or ‹ on the
electronic key.
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 304 for checking batteries.
The vehicle doors, tailgate and fuel filler flap can be
centrally locked and unlocked via remote control.
Opening and closing the windows and sliding / pop-up
roof 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.
4
3
2
1
5
P80.35-2033-26
1 Transmit button
‹ Locking
ΠUnlocking
2 Lamp for battery check (see page 304 for changing
batteries if it does not light up briefly)
3 PANI C b utton
4 Transmitter eye
5 Locking tab for mechanical key
27Central locking system
Instruments
and controls
Operation Driving
Instrument
cluster display
Practical hints Car care Index
Techn ical
data
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