light MERCEDES-BENZ C320 4MATIC WAGON 2004 S203 Repair Manual
[x] Cancel search | Manufacturer: MERCEDES-BENZ, Model Year: 2004, Model line: C320 4MATIC WAGON, Model: MERCEDES-BENZ C320 4MATIC WAGON 2004 S203Pages: 400, PDF Size: 5.07 MB
Page 294 of 400
294 Practical hintsWhat to do if …Display symbol
Display message
Possible cause
Possible solution
.
FRONT FOGLIGHT, L
CHECK LIGHT!
The left front fog lamp is malfunctioning.
Replace the bulb as soon as possible.
FRONT FOGLIGHT, R
CHECK LIGHT!
The right front fog lamp is malfunctioning.
Replace the bulb as soon as possible.
REAR FOGLIGHT
CHECK LIGHT!
The rear fog lamp is malfunctioning.
Replace the bulb as soon as possible.
HIGH BEAM, L
CHECK LIGHT!
The left high beam lamp is
malfunctioning.
Replace the bulb as soon as possible.
HIGH BEAM, R
CHECK LIGHT!
The right high beam lamp is
malfunctioning.
Replace the bulb as soon as possible.
LIGHT SENSOR
VISIT WORKSHOP!
The lamp sensor is malfunctioning. The
headlamps switch on automatically.
In the control system, set lamp
operation to manual (
page 121).
Switch on headlamps using the
exterior lamp switch.
Visit an authorized Mercedes-Benz
Center as soon as possible.
LICENSE PLATE LIGHT, L
CHECK LIGHT!
The left license plate lamp is
malfunctioning.
Replace the bulb as soon as possible.
LICENSE PLATE LIGHT, R
CHECK LIGHT!
The right license plate lamp is
malfunctioning.
Replace the bulb as soon as possible.
Page 295 of 400
295 Practical hints
What to do if …
Display symbol
Display message
Possible cause
Possible solution
.
LIGHTS
TURN OFF LIGHTS!
This display appears if the driver’s door is
opened and no SmartKey in the starter
switch.
Insert SmartKey in the starter switch.
Switch off the headlights.
LOW BEAM, L
CHECK LIGHT!
The left low beam lamp is malfunctioning.
Visit an authorized Mercedes-Benz
Center as soon as possible.
LOW BEAM, R
CHECK LIGHT!
The right low beam lamp is
malfunctioning.
Visit an authorized Mercedes-Benz
Center as soon as possible.
REVERSE LIGHT, L
CHECK LIGHT!
The left backup lamp is malfunctioning.
Replace the bulb as soon as possible.
REVERSE LIGHT, R
CHECK LIGHT!
The right backup lamp is malfunctioning.
Replace the bulb as soon as possible.
MARKER LIGHT, FL
CHECK LIGHTS!
BACK-UP LIGHT ON!
The left parking lamps are
malfunctioning. A backup bulb is being
used.
Visit an authorized Mercedes-Benz
Center as soon as possible.
MARKER LIGHT, FR
CHECK LIGHTS!
BACK-UP LIGHT ON!
The right parking lamps are
malfunctioning. A backup bulb is being
used.
Visit an authorized Mercedes-Benz
Center as soon as possible.
TAIL LIGHT, L
CHECK LIGHTS!
BACK-UP LIGHT ON!
The left tail lamp is malfunctioning.
A backup bulb is being used.
Visit an authorized Mercedes-Benz
Center as soon as possible.
Page 296 of 400
296 Practical hintsWhat to do if …Display symbol
Display message
Possible cause
Possible solution
.
TAIL LIGHT, R
CHECK LIGHTS!
BACK-UP LIGHT ON!
The right tail lamp is malfunctioning.
A backup bulb is being used.
Visit an authorized Mercedes-Benz
Center as soon as possible.
TURN SIG., LF
CHECK LIGHT!
The left front turn signal lamp is
malfunctioning.
Replace the bulb as soon as possible.
TURN SIG., RF
CHECK LIGHT!
The right front turn signal lamp is
malfunctioning.
Replace the bulb as soon as possible.
TURN SIG., LR
CHECK LIGHT!
The left rear turn signal lamp is
malfunctioning.
Replace the bulb as soon as possible.
TURN SIG., RR
CHECK LIGHT!
The right rear turn signal lamp is
malfunctioning.
Replace the bulb as soon as possible.
TURN SIG. MIRROR, L
CHECK LIGHT!
The left turn signal in the side mirror is
malfunctioning. This message will only
appear if all light emitting diodes have
stopped working.
Have the LEDs replaced as soon as
possible.
TURN SIG. MIRROR, R
CHECK LIGHT!
The right turn signal in the side mirror is
malfunctioning. This message will only
appear if all light emitting diodes have
stopped working.
Have the LEDs replaced as soon as
possible.
Page 304 of 400
304 Practical hintsWhere will I find ...?Minispare wheel bolts
1Wheel bolt for light alloy rims
2Wheel bolt for Minispare wheel or other
steel rims (located in vehicle tool kit)
!Wheel bolts2 must be used when
mounting the Minispare wheel or other
steel rims. The use of any wheel bolts
other than wheel bolts2 for the
Minispare wheel or other steel rims will
physically damage the vehicle’s
brakes.
Warning!
G
Make sure to use the original length wheel
bolts when remounting the original wheel
after it has been repaired.
Page 309 of 400
309 Practical hints
Opening/closing in an emergency
Opening/closing in an emergency
Sliding/pop-up roof*
You can open or close the sliding/pop-up
roof manually should an electrical
malfunction occur.
The sliding/pop-up roof drive is located
behind the lens1 of the interior overhead
light.
Pry off lens1 using a flat blade
screwdriver.
Slide both locking tabs2 in direction
of arrow.
Lower rear of cover and remove.
Remove cover.
Obtain crank3.
Insert crank3 through hole.
Turn crank3 clockwise to:
slide roof closed
raise roof at the rear
Turn crank3 counterclockwise to:
slide roof open
lower roof at the rear
The sliding/pop-up roof must be
resynchronized after being operated
manually (
page 201).
iDo not disconnect electrical
connectors.
Page 310 of 400
310 Practical hintsReplacing bulbs
Replacing bulbsSafe vehicle operation depends on proper
exterior lighting and signaling. It is there-
fore essential that all bulbs and lamp
assemblies are in good working order at all
times.
Correct headlamp adjustment is extremely
important. Have headlamps checked and
readjusted at regular intervals and when a
bulb has been replaced. See your autho-
rized Mercedes-Benz Center for headlamp
adjustment.
Bulbs Front lamps
iBackup bulbs will be brought into use
when the following lamps malfunction:
Standing lamps
Tail lamps
Rear fog lamp
Lamp
Type
1
Additional turn signal
lamps
LED
2
Turn signal lamp
Halogen
Turn signal lamp
Bi-Xenon*
1156 A
2357 A
3
Halogen headlamps:
Low beam
Bi-Xenon* headlamps:
Low and high beam
H7 (55 W)
D2S-35 W
4
Halogen headlamps:
High beam
Bi-Xenon* headlamps:
High beam flasher
H7 (55 W)
H7 (55 W)
Parking and standing
lamps
W5W
5
Fog lamp
HB4/9006
(55 W)
6
Side marker lamp
W5W
Page 311 of 400
311 Practical hints
Replacing bulbs
Rear lamps Notes on bulb replacement
Only use 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
come on, visit an authorized
Mercedes-Benz Center.
Have the LEDs and bulbs for the
following lamps replaced by an
authorized Mercedes-Benz Center:
Additional turn signals in the
exterior rear view mirrors
High mounted brake lamp
Xenon lamps
Front fog lamps
Lamp
Type
7
High mounted brake
lamp
LED
8
Brake lamp
P21W
9
Turn signal lamp
PY 21 W
a
Backup lamp
P21W
b
Tail, parking,
standing and side
marker lamp
P21/5W
c
License plate lamps
C5W
d
Rear fog lamp,
driver’s side
P21/4W
Warning!
G
Keep bulbs out of reach of children.
Bulbs and bulb sockets can be very hot.
Allow 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 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.
Page 312 of 400
312 Practical hintsReplacing bulbsReplacing bulbs for front lamps
Halogen headlamps
1Bulb socket for turn signal lamp
2Headlamp cover for high beam head-
lamp and for parking and standing
lamp
3Headlamp cover for low beam head-
lamp4Low beam bulb
5High beam bulb
6Bulb socket for parking and standing
lamp
Low and high beam bulb
Switch off the lights.
Open the hood (
page 252).
Press the clamp and remove headlamp
cover2 or3.
Pull electrical connector off.
Unclip the retainer springs and take out
the bulb.
Insert the new bulb so that the base
locates in the recess on the holder.
Clip the retainer springs and plug the
connector onto the bulb.
Align headlamp cover2 or3 and
click into place.
Front turn signal lamp bulb
Switch off the lights.
Open the hood (
page 252).
Twist bulb socket1 counterclockwise
and pull out.
Push bulb into socket, turn counter-
clockwise and remove.
Insert new bulb in socket, push in and
twist clockwise.
Reinsert bulb socket in lamp and twist
clockwise.
Page 313 of 400
313 Practical hints
Replacing bulbs
Parking and standing lamp bulb
Switch off the lights.
Open the hood (
page 252).
Press the clamp and remove headlamp
cover2.
Pull out bulb socket6 with the bulb.
Pull the bulb out of bulb socket.
Insert a new bulb in the socket.
Reinstall bulb socket.
Align headlamp cover2 and click into
place.Bi-Xenon* headlamps
1Bulb socket for turn signal lamp
2Headlamp cover for high beam flasher,
parking and standing lamp
3Cover for Bi-Xenon lamp4High beam flasher bulb
5Bayonet socket for high beam flasher
bulb
6Bulb socket for parking and standing
lamp
High beam bulb for high beam flasher
Switch off the lights.
Open the hood (
page 252).
Press the clamp and remove lamp
cover2.
Pull electrical connector4 off.
Warning!
G
Do not remove the cover3 for the
Bi-Xenon headlamp. Because of high voltage
in Bi-Xenon lamps, it is dangerous to replace
the bulb or repair the lamp and its compo-
nents. We recommend that you have such
work done by a qualified technician.
Page 314 of 400
314 Practical hintsReplacing bulbs
Twist bayonet socket5 counterclock-
wise to the stop (do not remove).
Pull the bulb out of the socket.
Insert the new bulb so that the base
locates in the recess in bayonet
socket5.
Twist bayonet socket clockwise until
you hear it snap into place.
Plug the connector onto the bulb.
Align lamp cover2 and click into
place.Front turn signal lamp bulb
Switch off the lights.
Open the hood (
page 252).
Twist bulb socket1 counterclockwise
and pull out.
Push bulb into socket, turn counter-
clockwise and remove.
Insert new bulb in socket, push in and
twist clockwise.
Reinsert bulb socket in lamp and twist
clockwise.Parking and standing lamp bulb
Switch off the lights.
Open the hood (
page 252).
Press the clamp and remove lamp
cover2.
Pull out bulb socket6 with the bulb.
Pull the bulb out of bulb socket.
Insert a new bulb in the socket.
Reinstall bulb socket.
Align lamp cover2 and click into
place.