MERCEDES-BENZ CLS63AMG 2008 W219 Owner's Manual

380 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
A Reserve FuelThe fuel level has dropped below the re-
serve mark.Refuel at the next gas station
(
page 283).
Gas Cap
Is OpenA loss of pressure has been detected in
the fuel system. The fuel cap may not be
closed properly or the fuel system may be
leaky.Check the fuel cap (page 283).
If it is not closed properly:
Close the fuel cap.
If it is closed properly:
Have the fuel system checked by an au-
thorized Mercedes-Benz Center.
»Replace
Air FilterThe air cleaner is clogged.Have the air cleaner checked by an au-
thorized Mercedes-Benz Center.
FRemove KeyYou have forgotten to remove the
SmartKey.Remove the SmartKey from the starter
switch.
Please
get a new key.The SmartKey is malfunctioning.Contact an authorized Mercedes-Benz
Center.
Key Detected
In VehicleA SmartKey with KEYLESS-GO* left in the
vehicle was recognized while locking the
vehicle from the outside.Take the SmartKey with KEYLESS-GO*
out of the vehicle.

381 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
FPlease don’t
forget your key.This display appears (for a maximum of
60 seconds) if the driver’s door is opened
with the engine turned off and no
SmartKey in the starter switch.
This message is only a reminder.Take the SmartKey or SmartKey with
KEYLESS-GO* with you when leaving
the vehicle.
Change
Key BatteriesThe SmartKey with KEYLESS-GO* batter-
ies are discharged.Replace the batteries (page 402).
Key
Not DetectedThe SmartKey with KEYLESS-GO* is not
recognized while the engine is running
because

the SmartKey with KEYLESS-GO* is
not in the vehicle

there is strong radio-frequency inter-
ference
Stop the vehicle as soon as it is safe to
do so.
Search for the SmartKey.
Otherwise the vehicle cannot be cen-
trally locked nor can the engine be
started again after the engine is
stopped.
Key
Not DetectedThe SmartKey with KEYLESS-GO* is mo-
mentarily not recognized.Change the position of the SmartKey in
the vehicle.
Operate the vehicle with the SmartKey
in the starter switch if necessary.

382 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
. Active Headlamps
InoperativeThe active Bi-Xenon* headlamp system is
malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Active HeadlampsThe active Bi-Xenon* headlamps are mal-
functioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Low Beam
LeftThe left low beam lamp is malfunctioning.Halogen headlamp:
Replace the bulb as soon as possible
(
page 404).
Bi-Xenon* headlamp:
Contact an authorized Mercedes-Benz
Center as soon as possible.
Low Beam
RightThe right low beam lamp is malfunction-
ing.Halogen headlamp:
Replace the bulb as soon as possible.
Bi-Xenon* headlamp:
Contact an authorized Mercedes-Benz
Center as soon as possible.

383 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
.Reverse Lamp
LeftThe left reverse lamp is malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Reverse Lamp
RightThe right reverse lamp is malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Brake-/Tail Lamp
Left
Auxiliary Bulb OnThe left brake/tail lamp is malfunction-
ing.
This message will only appear if a critical
number of LEDs have stopped working.
An auxiliary bulb is being used.Contact an authorized Mercedes-Benz
Center as soon as possible.
Brake-/Tail Lamp
Right
Auxiliary Bulb OnThe right brake/tail lamp is malfunction-
ing.
This message will only appear if a critical
number of LEDs have stopped working.
An auxiliary bulb is being used.Contact an authorized Mercedes-Benz
Center as soon as possible.
3rd
Brake LampThe high mounted brake lamp is malfunc-
tioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Front Foglamp
LeftThe left front fog lamp is malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Front Foglamp
RightThe right front fog lamp is malfunctioning.Contact an authorized Mercedes-Benz
Center as soon as possible.

384 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
.Marker Lamp
Front LeftThe front left side marker lamp is mal-
functioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Marker Lamp
Front RightThe front right side marker lamp is mal-
functioning.Contact an authorized Mercedes-Benz
Center as soon as possible.
Parking Lamp
Front Left
Auxiliary Bulb OnThe left front parking lamp is malfunction-
ing. An auxiliary bulb is being used.Halogen headlamp:
Replace the bulb as soon as possible
(
page 404).
Bi-Xenon* headlamp:
Contact an authorized Mercedes-Benz
Center as soon as possible.
Parking Lamp
Front Right
Auxiliary Bulb OnThe right front parking lamp is malfunc-
tioning. An auxiliary bulb is being used.Halogen headlamp:
Replace the bulb as soon as possible
(
page 404).
Bi-Xenon* headlamp:
Contact an authorized Mercedes-Benz
Center as soon as possible.
High Beam
LeftThe left high beam lamp is malfunction-
ing.Replace the bulb as soon as possible
(
page 404).
High Beam
RightThe right high beam lamp is malfunction-
ing.Replace the bulb as soon as possible
(
page 404).

385 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
.License Plate Lamp
LeftThe left license plate lamp is malfunction-
ing.Replace the bulb as soon as possible
(
page 404).
License Plate Lamp
Right

The right license plate lamp is malfunction-
ing.Replace the bulb as soon as possible
(
page 404).
AUTO-Light
InoperativeThe light sensor is malfunctioning. The
headlamps switch on automatically.Contact an authorized Mercedes-Benz
Center as soon as possible.
To switch off the headlamps (U.S. vehicles
only):
In the control system, set lamp opera-
tion to manual mode (
page 159).
Switch off headlamps using the exteri-
or lamp switch.

386 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
.Rear Left FoglampThe left rear fog lamp is malfunctioning. Contact an authorized
Mercedes-Benz Center as soon as
possible.
Rear Right FoglampThe right rear fog lamp is malfunctioning. Contact an authorized
Mercedes-Benz Center as soon as
possible.
Switch Off LightsYou have removed the SmartKey from the
starter switch, opened the driver’s door and
left the headlamps on or removed the
SmartKey with KEYLESS-GO* from the vehi-
cle and left the headlamps on.Switch off the headlamps.
Switch Off Lights
Or
Remove KeyThe exterior lamp switch is set toU and
you have forgotten to take out the SmartKey.
The parking lamps remain switched on.Switch off the headlamps
(
page 126).
or
Remove the SmartKey from the start-
er switch.
Tail Lamp
Left
Auxiliary Bulb OnThe left tail lamp is malfunctioning. An auxilia-
ry bulb is being used.Contact an authorized
Mercedes-Benz Center as soon as
possible.
Tail Lamp
Right
Auxiliary Bulb OnThe right tail lamp is malfunctioning. An auxil-
iary bulb is being used.Contact an authorized
Mercedes-Benz Center as soon as
possible.

387 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
.Cornering Lamp
LeftThe left corner-illuminating front fog lamp* is
malfunctioning.Contact an authorized
Mercedes-Benz Center as soon as
possible.
Cornering Lamp
RightThe right corner-illuminating front fog lamp*
is malfunctioning.Contact an authorized
Mercedes-Benz Center as soon as
possible.
Rear Left
Turn SignalThe left rear turn signal lamp is malfunction-
ing.Contact an authorized
Mercedes-Benz Center as soon as
possible.
Rear Right
Turn SignalThe right rear turn signal lamp is malfunction-
ing.Contact an authorized
Mercedes-Benz Center as soon as
possible.
Front Left
Turn SignalThe left front turn signal lamp is malfunction-
ing.Replace the bulb as soon as possible
(
page 404).
Front Right
Turn SignalThe right front turn signal lamp is malfunction-
ing.Replace the bulb as soon as possible
(
page 404).
Left Mirror
Turn SignalThe turn signal in the left exterior rear view
mirror is malfunctioning. This message will
only appear if a critical number of LEDs have
stopped working.Contact an authorized
Mercedes-Benz Center as soon as
possible.

388 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
.Right Mirror
Turn Signal
The turn signal in the right exterior rear
view mirror is malfunctioning. This mes-
sage will only appear if a critical number of
LEDs have stopped working.Contact an authorized Mercedes-Benz
Center as soon as possible.
L Tele Aid
InoperativeOne or more main functions of the
Tele Aid system are malfunctioning.Have the Tele Aid system checked by
an authorized Mercedes-Benz Center.
Tele Aid
BatteryThe emergency power battery for the
Tele Aid system is malfunctioning. If the
vehicle battery is also dead, Tele Aid will
not be operational.Have the Tele Aid system checked by
an authorized Mercedes-Benz Center.
1Restraint System
Malfunction
Service RequiredThe system is malfunctioning.Drive with added caution to the near-
est authorized Mercedes-Benz Center.
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 contact 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.

389 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
HCaution
Tire Pressure
Tire DefectOne or more tires are deflating.
The respective tire is shown in the
multifunction display.Carefully bring the vehicle to a halt, avoiding
abrupt steering and braking maneuvers.
If necessary, change the wheel (page 412).
Have the damaged wheel repaired or replaced
at an authorized Mercedes-Benz Center.
Check TiresVehicles with Advanced TPMS*:
The tire pressure in one or more tires
is already below the minimum value.
The respective tire is shown in the
multifunction display.Carefully bring the vehicle to a halt, avoiding
abrupt steering and braking maneuvers.
Check and adjust tire pressure as required.
If necessary, change the wheel (page 412).
Have the damaged wheel repaired or replaced
at an authorized Mercedes-Benz Center.
Warning!G
Do not drive with a flat tire. A flat tire affects
the ability to steer or brake the vehicle.
You may lose control of the vehicle. Contin-
ued driving with a flat tire will cause exces-
sive heat build-up and possibly a fire.