Page 237 of 376

237 Operation
Engine compartment
You can check the engine oil level on the
multifunction display.
Turn the key in the starter switch to
position2.
The standard display (
page 116) should
appear in the multifunction display.
Press button
k
or
j
, on the
steering wheel until the following mes-
sage is seen in the multifunction dis-
play:
ENGINE OIL LEVEL - MEASUREMENT IN
PROCESS! CORRECT MEASUREMENT ONLY
IF VEH. LEVEL
After about three seconds this mes-
sage is displayed: ENGINE OIL LEVEL – MEASURING NOWOne of the following messages will sub-
sequently appear in the indicator:
ENGINE OIL LEVEL – OK
ENGINE OIL LEVEL – ADD
1 QUART (1.0 LITER)!
ENGINE OIL LEVEL – ADD
1.5 QUARTS (1.5 LITERS)!
ENGINE OIL LEVEL – ADD
2 QUARTS (2.0 LITERS)!
Adding engine oil
1Filler neck
Unscrew the cap from filler neck1. Be
careful not to overfill with oil.
Be careful not to spill any oil when adding.
Avoid environmental damage caused by oil
entering the ground or water.
Screw the cap back on the filler neck.!Excessive oil must be siphoned or
drained off. It could cause damage to
the engine and catalytic converter not
covered by the Mercedes-Benz Limited
Warranty.
Page 248 of 376

248 OperationMaintenanceCalling up the service indicator
Switch ignition on.
The standard display of the control sys-
tem appears (
page 116).
Press button
k
or
j
on the mul-
tifunction steering wheel until the FSS
indicator appears in the multifunction
display.
Resetting the service indicator
In the event that the service on your vehi-
cle is not carried out by an authorized
Mercedes-Benz Center, you can reset the
service indicator yourself.
Switch ignition on.
The standard display of the control sys-
tem appears (
page 116).
Press button
k
or
j
on the mul-
tifunction steering wheel until the FSS
indicator appears in the multifunction
display.
Press the reset knob for about four
seconds.
This message appears in the tachome-
ter:DO YOU WANT TO RESET SERVICE INTER-
VAL? CONFIRM BY PRESSING RESET (R)
BUTTON
To confirm, hold down the reset knob
until you hear a signal.The service indicator now displays the
reset interval.
iIf the battery is disconnected, the days
of disconnection will not be included in
the count shown by the service indica-
tor. To arrive at the true service dead-
line, you will need to subtract these
days from the days shown in the ser-
vice indicator.
Do not confuse the service indicator
with the engine oil level indicator
:
.
iIf the service indicator was inadvertent-
ly reset, have a Mercedes-Benz Center
correct it.
Only reset if the proper service has
been performed. Resetting the system
without performing proper service as
called for by the FSS will cause the FSS
to incorrectly determine the next
service interval which will result in
engine damage not covered by the
Mercedes-Benz Limited Warranty.
Page 252 of 376

252 OperationVehicle careLight alloy wheels
Mercedes-Benz approved Wheel Care
should be used for regular cleaning of the
light alloy wheels.
If possible, clean wheels once a week with
Mercedes-Benz approved Wheel Care,
using a soft bristle brush and a strong
spray of water.
Follow instructions on container.
Instrument cluster
Use a gentle dishwashing detergent or
mild detergent for delicate fabrics as a
washing solution. Wipe with a cloth moist-
ened in lukewarm solution. Do not use
scouring agents.Steering wheel and gear selector lever
Wipe with a damp cloth and dry thoroughly
or clean with Mercedes-Benz approved
Leather Care.
Cup holder
Use a gentle dishwashing detergent or
mild detergent for delicate fabrics as a
washing solution. Wipe with a cloth moist-
ened in lukewarm solution. Do not use
scouring agents.
Hard plastic trim items
Pour Mercedes-Benz approved Interior
Care onto soft lint-free cloth and apply
with light pressure.
Plastic and rubber parts
Do not use oil or wax on these parts.Headliner and shelf below rear window
Clean with soft bristle brush, or use a
dry-shampoo cleaner in case of excessive
dirt.
Seat belts
The webbing must not be treated with
chemical cleaning agents. Use only clear,
lukewarm water and soap. Do not dry the
webbing at temperatures above 176°F
(80°C) or in direct sunlight.
iUse only acid-free cleaning materials.
Acid could lead to corrosion.
Warning!
G
Do not bleach or dye seat belts as this may
severely weaken them. In a crash they may
not be able to provide adequate protection.
Page 257 of 376

257 Practical hints
What to do if …
-
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.
Continue driving with added caution.
Wheels may lock during hard braking
reducing steering capability.
Have the system checked at an autho-
rized Mercedes-Benz Center as soon
as possible.
Failure to follow these instructions in-
creases the risk of an accident.
The charging voltage has fallen below
10 volts and the ABS has switched off.
When the voltage is above this value
again, the ABS is operational again.
If necessary, have the generator and
battery checked.
1
The red SRS indicator lamp lights
up while driving.
There is a malfunction in the restraint sys-
tems. The airbags or emergency tensioning
device (ETDs) could deploy unexpectedly or
fail to activate in an accident.
Drive with added caution to the
nearest authorized Mercedes-Benz
Center.
Problem
Possible cause
Suggested solution
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 result in an
accident and/or injury to you or to others.
Page 262 of 376

262 Practical hintsWhat to do if …Display
Possible cause
Suggested solution
-
ABS SYSTEM
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 will lock in 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 accident.
DISPLAY DEFECTIVE
VISIT WORKSHOP!
The ABS or the ABS display is
malfunctioning.
Continue driving with added caution.
Wheels will lock in 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 accident.
BAS
BRAKE ASSIST
NOT AVAILABLE!
The charging voltage has fallen below ten
volts and the BAS has switched off.
When the voltage is above this value
again, the BAS is operational again.
If necessary, have the generator and
battery checked.
Page 269 of 376
269 Practical hints
What to do if …
ESP
ESP
NOT AVAILABLE!
The ESP is deactivated because of a
malfunction or interrupted power supply.
The ABS might not be operational.
With vehicle stationary and the engine
running, turn the steering wheel
completely to the left and then to the
right to synchronize the ESP.
If the ESP message does not go out:
Continue driving with added caution.
Visit an authorized Mercedes-Benz
Center as soon as possible.
Failure to follow these instructions
increases the risk of accident.
The self-diagnosis has not been
completed.
The display will clear itself after driving a
short distance at more than 12 mph
(20 km/h).
The charging voltage has fallen below ten
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.
Display
Possible cause
Suggested solution
Page 276 of 376
276 Practical hintsWhat to do if …<
PASSENGER SEAT BELT
FASTEN SEAT BELT!
The display reminds you and your
passengers to fasten seat belts.
Fasten the seat belts.
_
STEERING WHEEL ADJUST
LOCK!
The steering column is not properly
locked .
Lock steering column (
page 37).
POWER STEERING FLUID
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.
Display
Possible cause
Suggested solution
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.
Page 277 of 376

277 Practical hints
What to do if …
Display
Possible cause
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 Center.
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*.
1
RESTRAINT SYSTEM
VISIT WORKSHOP!
The system is malfunctioning.
Drive with added caution to the
nearest 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 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.