2004 MERCEDES-BENZ E320 warning lights

15 Introduction
Symbols
Symbols
The following symbols are found in this
Operator’s Manual:
* Optional equipment is identified
with an asterisk. Since standard
equipment varies between models,
the descriptions and illustrations in
this manual may differ slightly from
the actual equipment of your vehi-
cle.

This symbol points to instructions for
you to follow.

A number of these symbols appearing
in succession indicates a multiple-step
procedure.
 Page This symbol tells you where to
look for further information on a
topic.
This continuation symbol marks
an interrupted procedure which
will be continued on the next
page.
-> In the glossary of technical
terms, this symbol is used to in-
dicate cross-references to term
definitions.
DISPLAY
Words appearing in the multi-
function display are printed in
the type shown here.
Warning!
G
Warning notices draw your attention to haz-
ards that may endanger your health or life,
or the health or life of others.!Highlights hazards that may result in
damage to your vehicle.iHelpful hints or further information you
may find useful.

54 Getting startedParking and locking
Press the seat belt release button
(page 41).
1Lock button on the door handle

After exiting the vehicle, press lock
button1 on the door handle or on the
trunk lid.
All turn signal lamps flash three times.
The locking knobs on the doors move
down.
More information can be found in the
“Controls in detail” section (
page 91).
!If you hear a warning signal, you have
either

forgotten to switch off the vehicle’s
exterior lamps before opening the
driver’s door,
or


tried to turn off the engine while the
gear selector lever is not inP.
Turn off the lights or place the gear se-
lector lever inP.
iOpening a door causes the windows on
the side of the car to open slightly. They
will return to the up position when the
door is closed.
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the door
openings when closing the doors. Be espe-
cially careful when small children are
around.
Before closing doors, make sure that there
is no possibility of someone getting caught
in a door during closing.
Warning!
G
When leaving the vehicle, always remove the
SmartKey from the starter switch, take the
SmartKey with KEYLESS-GO* with you, and
lock your vehicle. Do not leave children un-
attended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.


110 Controls in detailSeatsRear seat head restraints
Folding head restraints back with
switch in the center console
The rear seat head restraints can be folded
backward for increased visibility.
1Head restraint release switch

Make sure the ignition is switched on.
All the lights in the instrument cluster
come on.

Press the symbol-side on rocker
switch1to release the head re-
straints.
The head restraints will fold backward.Placing head restraints upright

Pull the head restraint forward until it
locks into position.
!The rear seat head restraints cannot be
adjusted.
Warning!
G
For safety reasons, always drive with the
rear head restraints in the upright position
when the rear seats are occupied.
Keep the area around head restraints clear
of articles (e.g. clothing) to not obstruct the
folding operation of the head restraints.
!Make sure the head restraints engage
when placing them upright. Otherwise
their protective function cannot be as-
sured.

120 Controls in detailLighting
Manual headlamp mode
The low beam headlamps and parking
lamps can be switched on and off with the
exterior lamp switch (
page 119).
Automatic headlamp mode
The parking lamps, low beam headlamps
and license plate lamps switch on and off
automatically depending on the brightness
of the ambient light.

Turn the exterior lamp switch to U.
iIf you remove the SmartKey and open
the driver’s door while the parking
lamps or low beam headlamps are
switched on, then

a warning sounds


$ appears in the multifunction
display


the message
Switch off lights!

appears in the multifunction display
iWith the daytime running lamp mode
activated and the engine running, the
low beam headlamps cannot be
switched off manually.
Warning!
G
If the exterior lamp switch is set toU,

the headlamps may switch off unexpect-
edly when the system senses bright am-
bient light, for example light from
oncoming traffic.


the headlamps will not be automatically
switched on under foggy conditions.
To minimize risk to you and to others, acti-
vate headlamps by turning exterior lamp
switch to B when driving or when traffic
and / or ambient lighting conditions require
you to do so.
In low ambient lighting conditions, only
switch from position U to B with the
vehicle at a standstill. Switching from U
to B will briefly switch off the head-
lamps. Doing so while driving in low ambient
lighting conditions may result in an acci-
dent.
The automatic headlamp feature is only an
aid to the driver. The driver is responsible for
the operation of the vehicle's lights at all
times.

360 Practical hintsReplacing bulbsRear lamps Notes on bulb replacement


Use only 12 volt bulbs of the same type
and with the specified watt rating.


Switch lights off before changing a bulb
to prevent short circuits.


Always use a clean lint-free cloth when
handling bulbs.


Your hands should be dry and free of oil
and grease.


If the newly installed bulb does not light
up, visit an authorized Mercedes-Benz
Center.


Have the LEDs and bulbs for the follow-
ing lamps replaced by an authorized
Mercedes-Benz Center:

Additional turn signal lamps in the
exterior rear view mirrors


High mounted brake lamp


Bi-Xenon* lamps


Front fog lamps
Lamp
Type
7
High mounted brake
lamp
LED
8
Brake, tail, parking,
standing, backup lamps
and turn signal lamps.
Rear fog lamp (driver's
side).
HiP
LED*
9
License plate lamps
C 5 W
Warning!
G
Keep bulbs out of reach of children.
Bulbs and bulb sockets can be very hot. Al-
low the lamp to cool down before changing
a bulb.
Halogen lamps contain pressurized gas. A
bulb can explode if you:

touch or move it when hot


drop the bulb


scratch the bulb
Wear eye and hand protection.
Because of high voltage in Bi-Xenon* lamps,
it is dangerous to replace the bulb or repair
the lamp and its components. We recom-
mend that you have such work done by a
qualified technician.

361 Practical hints
Replacing bulbs
Replacing bulbs for front lamps
1Bulb socket for turn signal lamp
2High beam halogen bulb
3Bulb socket for parking and standing
lamp
4Cover for Bi-Xenon* (low beam and
high beam) or halogen (low beam)
headlampBi-Xenon* headlamps Low beam halogen bulb

Switch off the lights.

Open the hood (
page 281).

Turn the locking mechanism counter-
clockwise and remove headlamp
cover4.

Pull electrical connector off.

Release the retaining springs and take
out the bulb.

Insert the new bulb in the socket so
that the base is in the recess on the
lower left.

Attach the retaining springs.

Insert connector into the bulb.

Align headlamp cover and click into
place.
Warning!
G
Do not remove the cover4 for the Bi-Xe-
non headlamp. Because of high voltage in
Xenon lamps, it is dangerous to replace the
bulb or repair the lamp and its components.
We recommend that you have such work
done by a qualified technician.

363 Practical hints
Replacing bulbs
Side marker lamp bulb
Switch off the lights.

Carefully slide lamp towards front.

Remove rear end first.

Twist bulb socket counterclockwise
and pull out.

Pull bulb out of the bulb socket.

Insert new bulb in socket.

Reinstall bulb socket, push in and twist
clockwise.

To reinstall lamp, set rear end in
bumper and let front end snap into
place.
Replacing bulbs for rear lamps
Tail lamp assemblies
The tail lamps are equipped with HiP bulbs.License plate lamp
1Screw

Switch off the lights.

Loosen both screws1 and remove
lamp.

Replace the tubular lamp and reinstall
lamp.

Retighten the screws.
!To prevent scratches, we recommend
that you have the sidemarker bulb re-
placed by an authorized
Mercedes-Benz Center.Warning!
G
The bulbs in the tail lamps cannot be re-
placed individually. The tail lamp bulbs are
under pressure and could explode during an
attempt to replace them.
If the tail lamps are malfunctioning, have
them exchanged at an authorized
Mercedes-Benz Center.