2005 MERCEDES-BENZ C320 wheel

302 Practical hintsWhat to do if …Lamps in instrument clusterGeneral information:
If a bulb in the instrument cluster fails to
come on during the bulb self-check when switching on ignition, have it checked and
replaced if necessary.Problem
Possible cause
Suggested solution
-
The yellow ABS malfunction
indicator lamp comes on while
driving.
The ABS has detected a malfunction and has
switched off. The BAS and the ESP are also
switched off (see messages in display).
The brake system is still functioning normally
but without the ABS available.
If the ABS control unit is malfunctioning,
other systems such as the navigation
system* or the automatic transmission* may
also be malfunctioning.

Continue driving with added caution.
Wheels may lock during hard braking,
reducing steering capability.

Read and observe messages in the
display (
page 309).

Have the system checked at an autho-
rized Mercedes-Benz Center as soon
as possible.
Failure to follow these instructions
increases the risk of an accident.
The charging voltage has fallen below ten
volts. The ABS has switched off.
The battery might not be charged sufficiently.

Switch off electrical consumers that
are currently not needed, e.g. seat
heating*.

If necessary, have the generator
(alternator) and battery checked.
When the voltage is above this value
again, the ABS is operational again.

310 Practical hintsWhat to do if …Text messagesDisplay message
Possible cause
Possible solution
ABS
malfunction.
Visit workshop.
The ABS has detected a malfunction and
has switched off. The ESP and the BAS
are also deactivated.
The brake system is still functioning
normally but without the ABS available.

Continue driving with added caution.
Wheels may lock during hard braking,
reducing steering capability.

Have the system checked at an
authorized Mercedes-Benz Center as
soon as possible.
Failure to follow these instructions
increases the risk of an accident.
Display malfunction.
Visit workshop.
The ABS or the ABS display is
malfunctioning.

Continue driving with added caution.
Wheels may lock during hard braking,
reducing steering capability.

Have the system checked at an
authorized Mercedes-Benz Center as
soon as possible.
Failure to follow these instructions
increases the risk of an accident.

312 Practical hintsWhat to do if …Display message
Possible cause
Possible solution
ESP
unavailable
See Operator’s Manual
The ESP was deactivated because of a
malfunction or interrupted power supply.
The ABS might not be operational.
The brake system is still functioning
normally but without the ESP available.

Continue driving with added caution.

Visit an authorized Mercedes-Benz
Center as soon as possible.
Failure to follow these instructions
increases the risk of an accident.
If the yellow ESP warning lampv
flashes while driving and this message
appears, the electronic traction system
has switched off to prevent overheating
of the drive wheel brakes.
As soon as the brakes have cooled off, the
electronic traction system switches on
again.
The self-diagnosis has not been
completed yet.
The brake system is still functioning
normally but without the ESP available.
The display will clear after driving a short
distance at more than 12 mph (20 km/h).
The charging voltage has fallen below ten
volts. The ESP has switched off.
The battery might not be charged
sufficiently.

Continue driving with added caution.

If necessary, have the generator and
battery checked.
When the voltage is above this value
again, the ESP is operational again.

327 Practical hints
What to do if …
Display symbol
Display message
Possible cause
Possible solution
<
Belt system
Drive to workshop
The seat belt system is malfunctioning.

Visit an authorized Mercedes-Benz
Center as soon as possible.
_
Steering oil
Visit workshop.
The steering gear oil level is too low.
There is a danger of steering gear
damage.

Have the system checked by an
authorized 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 an authorized Mercedes-Benz
Center as soon as possible.

328 Practical hintsWhat to do if …Display symbol
Display message
Possible cause
Possible solution
K
Close slid./pop-up
sunroof
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the tilt/sliding sunroof open.

Close the tilt/sliding sunroof
(page 227).
J
Close slid./pop-up
sunroof
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the tilt/sliding sunroof open.

Close the tilt/sliding sunroof
(page 227).
L
Tele Aid malfunction.
Drive to workshop
One or more main functions of the Tele
Aid system* are malfunctioning.

Have the Tele Aid system* checked by
an authorized Mercedes-Benz Center.
t
Function unavailable.
This display appears if buttont
ors 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.
W
Washer fluid
please refill
The fluid level has dropped to
about
1/3of total reservoir capacity.

Add washer fluid (
page 285).

329 Practical hints
Where will I find ...?
Where will I find ...?
First aid kit
The first aid kit is located in the trunk on
the left side secured by a hook and loop
fastener.
1First aid kit
2Hook and loop fastener
Unfasten hook and loop fastener2.

Remove first aid kit1.
Vehicle tool kit
The vehicle tool kit is located in the storage
compartment underneath the trunk floor.
The following is included:

Towing eye bolt


Wheel wrench


Alignment bolt


Vehicle jack


Spare wheel bolts


Spare fuses


Valve extractor (C 55 AMG only)


Protective wrap (C 55 AMG only)


Collapsible wheel chock


A pair of gloves Removing the vehicle tool kit (except
C55AMG)

Lift up trunk floor cover and engage
trunk floor handle in upper edge of
trunk.
1Retaining screw
2Storage well casing

Loosen retaining screw1 by turning it
counterclockwise.

Remove storage well casing2.
iCheck expiration dates and contents
for completeness at least once a year
and replace missing/expired items.


330 Practical hintsWhere will I find ...?3Arrow
4Minispare wheel
5Vehicle tool kit storage well casing
6Vehicle tool kit
Remove vehicle tool kit6.
Storing the vehicle tool kit

Place vehicle tool kit6 in vehicle tool
kit storage well casing5.

Place storage well casing2 over the
vehicle tool kit storage well casing5
and turn retaining screw1 clockwise
as far it will go to secure the Minispare
wheel.Removing the vehicle tool kit
(C 55 AMG only)

Lift up trunk floor cover and engage
trunk floor handle in upper edge of
trunk.
1Collapsible tire
2Vehicle tool kit (under collapsible tire)
3Retaining screw

Loosen retaining screw3 by turning it
counterclockwise.

Remove collapsible tire1.

Remove vehicle tool kit2.
iArrow3 on vehicle tool kit storage
well casing5 must point in the direc-
tion of travel. Otherwise you cannot
place the storage well casing2 on top
and secure the Minispare wheel with
retaining screw1.!To prevent damage, always disengage
trunk floor handle from upper edge of
trunk and lower trunk floor before
closing the trunk lid.


331 Practical hints
Where will I find ...?
1Vehicle jack
2Collapsible wheel chock and spare
wheel bolts
3Towing eye bolt
4Alignment bolt
5Wheel wrench
6Spare fuses and valve extractor
7Electric air pumpVehicle jackThe vehicle jack is located in the storage
compartment underneath the trunk floor.
Storage position
Remove vehicle jack from its
compartment.

Push crank handle up.
Warning!
G
The jack is designed exclusively for jacking
up the vehicle at the jack take-up brackets
built into both sides of the vehicle. To help
avoid personal injury, use the jack only to lift
the vehicle during a wheel change. Never
get beneath the vehicle while it is supported
by the jack. Keep hands and feet away from
the area under the lifted vehicle. Always
firmly set parking brake and block wheels
before raising vehicle with jack.
Do not disengage parking brake while the
vehicle is raised. Be certain that the jack is
always vertical (plumb line) when in use,
especially on hills. Always try to use the jack
on level surface. Make sure the jack arm is
fully seated in the jack take-up bracket.
Always lower the vehicle onto sufficient
capacity jackstands before working under
the vehicle.