MERCEDES-BENZ C CLASS COUPE 2003 Owners Manual

261
Practical hints
What to do if …
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Possible cause
Suggested solution
ESP
ESP
NOT AVAILABLE!
The charging voltage has fallen below
10 volts and the ESP has switched off.

When the voltage is above this value
again, the ESP is operational again.

If necessary, have the generator and
battery checked.
ESP
VISIT WORKSHOP!
The ESP is deactivated because of a mal-
function.

Continue driving with added caution.

Visit an authorized Mercedes-Benz
Center as soon as possible.
Failure to follow these instructions in-
creases the risk of accident.
DISPLAY DEFECTIVE
VISIT WORKSHOP!
The ESP or the ESP display is malfunction-
ing.

Continue driving with added caution.

Visit an authorized Mercedes-Benz
Center as soon as possible.
Failure to follow these instructions in-
creases the risk of accident.

262 Practical hintsWhat to do if …Display
Possible cause
Suggested solution
:
ENGINE OIL LEVEL
STOP, ENGINE OFF!
There is no oil in the engine. There is a dan-
ger of engine damage.

Carefully bring the vehicle to a halt as
soon as possible.

Turn off the engine.

Add engine oil.
ENGINE OIL LEVEL
CHECK LEVEL!
The engine oil level is too low.

Check the engine oil level
(page 227) and add oil as required.
ENGINE OIL LEVEL
REDUCE OIL LEVEL!
You have added too much engine oil. There
is a risk of damaging the engine or the cat-
alytic converter.

Have oil siphoned. Observe all legal
requirements with respect to its dis-
posal.
ENGINE OIL
VISIT WORKSHOP!
The engine oil has dropped to a critical lev-
el.

Check the engine oil level
(page 227) and add oil as required.

If you must add engine oil frequently,
have the engine checked for possible
leaks.
There is water in the oil.

Have the oil checked.
ENGINE OIL LEVEL
VISIT WORKSHOP!
The measuring system is malfunctioning.

Have the measuring system checked
by an authorized Mercedes-Benz
Center.

263
Practical hints
What to do if …
When the “ENGINE OIL LEVEL – CHECK
LEVEL!” message appears while the engine
is running and at operating temperature,
the engine oil level is low.
When this occurs, the warning will first
come on intermittently and then stay on if
the oil level drops further.
If no oil leaks are noted, continue to drive
to the nearest gas station where the en-
gine oil should be filled up with an ap-
proved oil (
page 227).
!The engine oil level warnings should
not be ignored. Extended driving with
the symbol displayed could result in se-
rious engine damage that is not cov-
ered by the Mercedes-Benz Limited
Warranty.
Display
Possible cause
Suggested solution
A
RESERVE FUEL
VISIT FILLING STATION!
The fuel level has dropped below the re-
serve mark.

Refuel at the next gas station
(page 224).
Y
HOOD OPEN!
You are driving with the hood open.

Close the hood (
page 226).
I
REPLACE KEY
VISIT WORKSHOP!
No additional code available for SmartKey.

Change the batteries (
page 294).
AUTOM. LIGHT ON
REMOVE KEY!
You have forgotten to remove the key.

Remove the key from the starter
switch.
.
LAMP SENSOR
VISIT WORKSHOP!
The lamp sensor is malfunctioning. The
headlamps switch on automatically.

Set lamp operation to manual.

Switch on headlamps using the exte-
rior lamp switch.

264 Practical hintsWhat to do if …Display
Possible cause
Suggested solution
.
LOW BEAM, L
CHECK LAMP!
The left low beam lamp is malfunctioning.

Visit an authorized Mercedes-Benz
Center as soon as possible.
LOW BEAM, R
CHECK LAMP!
The right low beam lamp is malfunctioning.

Visit an authorized Mercedes-Benz
Center as soon as possible.
DISPLAY DEFECTIVE
VISIT WORKSHOP!
The display for the lamps or the system is
malfunctioning.

Visit an authorized Mercedes-Benz
Center as soon as possible.
TURN SIGNAL, LR
CHECK LAMP!

The left rear turn signal lamp is malfunc-
tioning.

Replace the bulb as soon as possible.
TURN SIGNAL, RR
CHECK LAMP!

The right rear turn signal lamp is malfunc-
tioning.

Replace the bulb as soon as possible.
TURN SIG. IN MIRROR, L
CHECK LAMP!
The left turn signal in the side mirror is mal-
functioning. This message will only appear
if all light emitting diodes have stopped
working.

Have the LEDs replaced as soon as
possible.
TURN SIG. IN MIRROR, R
CHECK LAMP!
The right turn signal in the side mirror is
malfunctioning. This message will only ap-
pear if all light emitting diodes have
stopped working.

Have the LEDs replaced as soon as
possible.

265
Practical hints
What to do if …
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Possible cause
Suggested solution
.
TURN SIGNAL, LF
CHECK LAMP!
The left front turn signal lamp is malfunc-
tioning.

Replace the bulb as soon as possible.
TURN SIGNAL RF
CHECK LAMP!
The right front turn signal lamp is malfunc-
tioning.

Replace the bulb as soon as possible.
BRAKE LAMP
VISIT WORKSHOP!
Brake lamp illumination is delayed or lamp
is permanently on.

Visit an authorized Mercedes-Benz
Center as soon as possible.
BRAKE LAMP L
CHECK LAMP!

The left brake lamp is malfunctioning.

Visit an authorized Mercedes-Benz
Center as soon as possible.
BRAKE LAMP R
CHECK LAMP!

The right brake lamp is malfunctioning.

Visit an authorized Mercedes-Benz
Center as soon as possible.
3RD BRAKE LAMP
CHECK LAMP!

The high mounted brake lamp is malfunc-
tioning.

Visit an authorized Mercedes-Benz
Center as soon as possible.
HIGH BEAM, L
CHECK LAMP!

The left high beam lamp is malfunctioning.

Replace the bulb as soon as possible.
HIGH BEAM, R
CHECK LAMP!

The right high beam lamp is malfunction-
ing.

Replace the bulb as soon as possible.

266 Practical hintsWhat to do if …Display
Possible cause
Suggested solution
.
LICENSE PLATE LAMP L
CHECK LAMP!

The left license plate lamp is malfunction-
ing.

Replace the bulb as soon as possible.
LICENSE PLATE LAMP R
CHECK LAMP!

The right license plate lamp is malfunction-
ing.

Replace the bulb as soon as possible.
FRONT FOGLAMP, L
CHECK LAMP!

The left front fog lamp is malfunctioning.

Replace the bulb as soon as possible.
FRONT FOGLAMP, R
CHECK LAMP!

The right front fog lamp is malfunctioning.

Replace the bulb as soon as possible.
REAR FOGLAMP
CHECK LAMP!

The rear fog lamp is malfunctioning.

Replace the bulb as soon as possible.
REVERSE LAMP L
CHECK LAMP!

The left backup lamp is malfunctioning.

Replace the bulb as soon as possible.
REVERSE LAMP R
CHECK LAMP!

The right backup lamp is malfunctioning.

Replace the bulb as soon as possible.
TAIL LAMP, L
CHECK LAMP!

SUBSTITUTE LAMP ON!

The left tail lamp is malfunctioning. A back-
up bulb is being used.

Visit an authorized Mercedes-Benz
Center as soon as possible.

267
Practical hints
What to do if …
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Possible cause
Suggested solution
.
TAIL LAMP, R
CHECK LAMP!

SUBSTITUTE LAMP ON!

The right tail lamp is malfunctioning. A
backup bulb is being used.

Visit an authorized Mercedes-Benz
Center as soon as possible.
SIDE MARKER LAMP, LF
CHECK LAMP!

SUBSTITUTE LAMP ON!

The left side marker lamp is malfunction-
ing. A backup bulb is being used.

Visit an authorized Mercedes-Benz
Center as soon as possible.
SIDE MARKER LAMP, RF
CHECK LAMP!

SUBSTITUTE LAMP ON!

The right side marker lamp is malfunction-
ing. A backup bulb is being used.

Visit an authorized Mercedes-Benz
Center as soon as possible.
LIGHTS
TURN OFF LAMPS!
This display appears if the driver’s door is
opened with the engine shut off and no
key in the starter switch.

Insert key in the starter switch.

Switch off lights.
AUTOM. LIGHT ON
REMOVE KEY!
Key in the starter switch position
1 or 2.

Remove key from the starter switch.
!
(Canada only)
;
(USA only)
PARKING BRAKE
RELEASE PARKING BRAKE!
You are driving with the parking brake set.

Release the parking brake
(page 46).
<
SEAT BELT SYSTEM
VISIT WORKSHOP!
The seat belt system is malfunctioning.

Visit an authorized Mercedes-Benz
Center as soon as possible.

268 Practical hintsWhat to do if …Display
Possible cause
Suggested solution
<
FRT. PASSENGER SEAT
LOOK!
The display reminds you and your passen-
ger to fasten the seat belt.

Fasten the seat belts.
DRIVER’S SEAT BELT
FASTEN SEAT BELT!
The display reminds you to fasten the seat
belt.

Fasten the seat belts.
_
STEERING WHEEL ADJUST
LOCK!
The steering column is not properly locked.

Lock the steering column properly
(page 38).
POWER STEERING FLUID
VISIT WORKSHOP!
The power steering gear oil level is too low.
There is a danger of steering gear damage.

Have the system checked by an au-
thorized Mercedes-Benz Center.
Warning!
G
If the level of steering gear oil in reservoir is
too low, the steering power assistance could
fail. Much greater effort will then be needed
to turn the steering wheel.
Do not add steering oil without checking the
steering system.
Do not drive the vehicle. Have the system
checked at your authorized Mercedes-Benz
Center as soon as possible.

269
Practical hints
What to do if …
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Suggested solution
L
TELE AID
VISIT WORKSHOP!
One or more main functions of the Tele Aid
system are malfunctioning.

Have the Tele Aid system checked by
an authorized Mercedes-Benz Cen-
ter.
ì
FUNCTION
NOT AVAILABLE
This display appears if button
ì
or
í
on the multifunction steering wheel
is pressed and the vehicle is not equipped
with a telephone.
Ê
TRUNK OPEN!
This message will appear whenever the
trunk lid is open.

Close the trunk lid.
1
RESTRAINT SYSTEM
VISIT WORKSHOP!
The system is malfunctioning.

Drive with added caution to the near-
est authorized Mercedes-Benz Cen-
ter.
Warning!
G
In the event a malfunction of the SRS is indi-
cated as outlined above, the SRS may not be
operational. For your safety, we strongly
recommend that you visit an authorized
Mercedes-Benz Center immediately to have
the system checked; otherwise the
SRS may not be activated when needed in
an accident, which could result in serious or
fatal injury, or it might deploy unexpectedly
and unnecessarily which could also result in
injury.

270 Practical hintsWhat to do if …Display
Possible cause
Suggested solution
#
UNDERVOLTAGE
ENGINE ON!
The battery has insufficient voltage and
can no longer supply the convenience
functions such as seat heater*.
Start the engine (
page 44).
UNDERVOLTAGE
SWITCH CONSUMERS OFF!
The battery is malfunctioning.

Have the battery checked at a ser-
vice station.
G
VISIT WORKSHOP!
DISPLAY DEFECTIVE
The instrument cluster display is malfunc-
tioning.

Continue driving with added caution.

Visit an authorized Mercedes-Benz
Center as soon as possible.
±
VISIT WORKSHOP!
DISPLAY DEFECTIVE
Certain electronic systems are unable to
relay information to the control system.
The following systems may have failed:

Coolant temperature gauge


Tachometer


Cruise control display

Have the electronic systems checked
by an authorized Mercedes-Benz
Center (
page 250).
W
WASHER FLUID
CHECK LEVEL!
The fluid level has dropped to about
1/3 of
total reservoir capacity.

Add washer fluid (
page 232).