2003 MERCEDES-BENZ E320 WAGON remote control

182 Garage door opener
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Rolling code programming:
To train a garage door opener (or other rolling code
devices) with the rolling code feature, follow these
instructions after completing the “Programming”
portion of this text. (A second person may make the
following training procedures quicker and easier.)
1. Locate training button on the garage door opener
motor head unit. Exact location and color of the
button may vary by garage door opener brand. If
there is difficulty locating the transmitting button,
reference to garage door opener operator’s manual.
2. Press “training” button on the garage door opener
motor head unit (which activated the “training
light”).
Note:
Following step 2, there are 30 seconds to initiate
step 3.3. Firmly press and release the programmed
integrated remote control transmit button. Press
and release same button a second time to complete
the training process. (Some garage door openers
may require you to do this procedure a third time to
complete the training.)
4. Confirm the garage door operation by pressing the
programmed button on the integrated remote
control transmitter.
Canadian programming:
During programming, your hand-held transmitter may
automatically stop transmitting. Continue to press and
hold the integrated remote control transmitter button
(note steps 2 through 4 in the “Programming” portion)
while you press and re-press (“cycle”) your hand-held
transmitter every two seconds until the frequency
signal has been learned. The indicator lamp will flash
slowly and then rapidly after several seconds upon
successful training.

183 Garage door opener
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Operation of remote control:
1. Turn electronic key in steering lock to position 1
or 2.
2. Select and press the appropriate button to activate
the remote controlled device. The integrated remote
control transmitter continues to send the signal as
long as the button is pressed – up to 20 seconds.Erasing the remote control memory:
1. Turn electronic key in steering lock to position 1
or 2.
2. Simultaneously holding down the left and right side
buttons for approximately 20 seconds, or until the
control lamp blinks rapidly, will erase the codes of
all three channels.

188 Tele Aid
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Te l e A i d (optional for Canada)
Important!
The initial activation of the Tele Aid system may only be
performed by completing the subscriber agreement and
placing an acquaintance call using the SOS button.
Failure to complete either of these steps will result in a
system that is not activated. If the system is not
activated the indicator lamp in the SOS button stays on
after turning electronic key in steering lock to position 2
and the message “TELE AID – NOT ACTIVATED” will be
shown in the multifunction display for approx.
10 seconds.
If you have any questions regarding activation, please
call the Response Center at 1-800-756-9018 (in the USA)
or 1-888-923-8367 (in Canada).
(Te l ematic Alarm Identification on Demand)
The Tele Aid system consists of three types of response;
automatic and manual emergency, roadside assistance
and information.The Tele Aid system is operational providing that the
vehicle’s battery is charged, properly connected, not
damaged and cellular and GPS coverage is available.
The speaker volume of a Tele Aid call can be adjusted
when using the volume control on the multifunction
steering wheel, for raising press buttonæ and for
lowering press buttonç.
To activate, press the SOS button, the Roadside
Assistance button• or the Information button¡,
depending on the type of response required.
Shortly after the completion of your Acquaintance Call,
you will receive a user ID and password via first call
mail. By visiting www.mbusa.com and selecting
“Tele Aid” (USA only), you will have access to account
information, remote door unlock, profile and more.
Important!
Tele Aid utilizes the cellular network for
communication and the GPS (Global Positioning
System) satellites for vehicle location. If either of these
signals are unavailable, the Tele Aid system may not
function and if this occurs, assistance must be
summoned by other means.

192 Tele Aid
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Roadside Assistance button •
Located below the center armrest cover is the Roadside
Assistance button•. Pressing and holding the
button (for longer than 2 seconds) will initiate a call to a
Mercedes-Benz Roadside Assistance dispatcher. The
button will flash while the call is in progress. The
message “ROADSIDE ASSISTANCE – CONNECTING
CALL” will appear in the multifunction display. When
the connection is established, the message “ROADSIDE
ASSISTANCE – CALL CONNECTED” appears in the
multifunction display. The Tele Aid system will transmit
data generating the vehicle identification number,
model, color and location (subject to availability of
cellular and GPS signals).
A voice connection between the Roadside Assistance
dispatcher and the occupants of the vehicle will be
established. When a voice connection is established the
audio system mutes and the message “TELE AID –
ROADSIDE ASSISTANCE CALL ACTIVE” appears in the
multifunction display. The nature of the need for
assistance can then be described. The Mercedes-Benz
Roadside assistance dispatcher will either dispatch a
qualified Mercedes-Benz technician or arrange to tow
your vehicle to the nearest Mercedes-Benz Center. For services such as labor and/or towing charges may
apply. Refer to the Roadside Assistance manual for more
information.
These programs are only available in the USA:
•Sign and Drive services: Services such as jump start,
a few gallons of fuel or the replacement of a flat tire
with the vehicle spare tire are obtainable,
•Remote Vehicle Diagnostics: This function permits
the Mercedes-Benz Roadside Assistance dispatcher
to download malfunction codes and actual vehicle
data.
Notes:
The indicator lamp in the Roadside Assistance
button• remains illuminated in red for approx.
10 seconds during the system self-check after turning
electronic key in steering lock to position 2 (together
with the SOS button and the Information button¡).
See system self-check on page 189 when the indicator
lamp does not light up in red or stays on longer than
approximately 10 seconds.

196 Tele Aid
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Remote door unlock
In the case you have your vehicle locked unintentionally
(e.g. key inside vehicle), and no other key is available,
contact the Mercedes-Benz Response Center at
1-800-756-9018 (in the USA) or 1-888-923-8367 (in
Canada). You will be asked to provide your password
which you provided when you completed the subscriber
agreement.
Then return to your vehicle and pull tailgate recessed
handle for minimum of 20 seconds until the SOS button
is flashing. The message “EMERGENCY CALL -CALL
CONNECTED” appears in the multifunction display.
As an alternative, you may unlock the vehicle via
Internet using the ID and password sent to you shortly
after the completion of your Acquaintance Call.
The Response Center will then unlock your vehicle with
the remote door unlocking feature.Notes:
The remote door unlock feature is available if the
relevant cellular phone network is available.
The SOS button will flash and the message
“EMERGENCY CALL – CALL CONNECTED” will appear
in the multifunction display to indicate receipt of the
door unlock command.
Once the vehicle is unlocked, a Response Center
specialist will attempt to establish voice contact with the
vehicle occupants.
If the tailgate recessed handle was pulled for more than
20 seconds before door unlock authorization was
received by the Response Center, you must wait
15 minutes before pulling the tailgate recessed handle
again.

265 Contents – Practical hints
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Practical hintsFirst 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 ....................... 276Spare 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 ................. 296Exterior 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

306 Electronic key
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hintsCar care Index
Important!
Batteries contain materials that can harm the
environment if disposed of improperly. Recycling of
batteries is the preferred method of disposal. For
disposal, please follow manufacturer’s recommendation
on battery package.
Replacement Battery:
Lithium, type CR 2025 or equivalent.Synchronizing remote control
The remote control may have to be resynchronized, if
the vehicle cannot be locked or unlocked.
To synchronize insert electronic key in starter switch.
The remote control should once again be operational.

338 Index
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car careIndex
Central locking switch .................................................... 34
Central locking system ................................................... 27
Automatic central locking ......................................... 35
Choosing global or selective mode ........................... 30
Electronic key .............................................................. 25
Locking and unlocking .............................................. 29
Mechanical keys .......................................................... 31
Remote control ............................................................ 25
Summer opening/convenience feature ................... 30
CHECK ENGINE malfunction indicator lamp ............ 244
Check regularly and before a long trip ...................... 241
Checking engine oil level
Via engine oil level indicator ...................................117
Via oil dipstick ...........................................................273
Child restraint ..................................................... 57, 65, 77
Child seat
Infant and child restraint systems ........................... 77
Cleaning and care of the vehicle ................................. 314
Clock, setting ...................................................................110
Coin holder in glove box lid ......................................... 163
COMAND, radio, telephone and two-way radio ........ 186
Combination switch ...................................................... 122
Consumer information .................................................. 334
Control and operation of radio transmitters ............. 186
COOLANT (coolant level) - malfunction and
warning messages ....................................................256Coolant level ................................................................... 274
Adding coolant .......................................................... 275
Checking ..................................................................... 274
COOLANT TEMP. - malfunction and warning
messages ................................................................... 257
Coolant temperature gauge ............................................90
Coolants .......................................................................... 332
Anticorrosion/antifreeze quantity ........................ 333
Cruise control ................................................................ 222
Cup holder
In center console ....................................................... 165
In glove box lid .......................................................... 163
In rear bench armrest ............................................... 162
DDaytime running lamps ................................................120
Standing water
Driving instructions .................................................221
DISPLAY DEFECTIVE (engine control unit) -
malfunction and warning messages ......................251
DISPLAY DEFECTIVE (several systems) - malfunction
and warning messages ............................................. 251
Display illumination ........................................................89
Doors ..................................................................................32
Drinking and Driving .................................................... 213