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Display messagesPossible causes/consequences and M SolutionsWheel
Sensor(s)MissingAt least one sensor is defect (e.g. battery is empty).
The respective tire is indicated by – – instead of the tire
inflation pressure in the multifunction display.XHave the Advanced TPMS checked at an authorized
Mercedes-Benz Center.XHave the wheel sensors installed at an authorized
Mercedes-Benz Center.At least one wheel without appropriate wheel sensors is
mounted (e.g. spare wheel).
The respective tire is indicated by – – instead of the tire
inflation pressure in the multifunction display.XHave the Advanced TPMS checked at an authorized
Mercedes-Benz Center.XHave the wheel sensors installed at an authorized
Mercedes-Benz Center.Tire
Pressure
MonitorCurrently
Unavailabl
eThe Advanced TPMS cannot monitor the tire inflation pressure
due to a nearby radio interference source or insufficient
power supply.
As soon as the causes of the malfunction have been rectified,
the Advanced TPMS becomes active again automatically after
a few minutes of driving.Tire
Pressure
Please
RectifyThe tire inflation pressure is too low in at least one tire.
or
The tire inflation pressures of the individual tires differ from
each other significantly.
The tire inflation pressure values are shown in the
multifunction display.XCheck and correct tire inflation pressure as required
( Y page 413).XRestart the Advanced TMPS ( Y page 416).Caution
Tire
DefectAt least one tire is deflating.
The respective tire is indicated in the multifunction display.XCarefully bring the vehicle to a halt, avoiding abrupt
steering and braking maneuvers.XIf necessary, change the wheel ( Y page 508).Vehicle status messages in the multifunction display465Practical hints221_AKB; 6; 20, en-USd2ugruen,Version: 2.11.8.12009-09-24T13:28:17+02:00 - Seite 465Z
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Display messagesPossible causes/consequences and M SolutionsF
(USA only)
!
(Canada
only)Parking
Brake
Inoperativ
eWhen you engage or release the electronic parking brake, the
red indicator lamp for the electronic parking brake flashes
and goes out after approx. 10 seconds. The yellow warning
lamp for the electronic parking brake comes on.
The electronic parking brake is malfunctioning.XSwitch ignition off and back on again, and engage or release
electronic parking brake.
If the electronic parking brake cannot be engaged:
XShift the automatic transmission to park position P
( Y page 317).XProtect vehicle from rolling away while parked by using a
chock from the vehicle tool kit ( Y page 450).XContact an authorized Mercedes-Benz Center as soon as
possible.$
(USA only)
J
(Canada
only)Service
See Oper.
ManualS 600 and S 65 AMG only:
The brake system sensors are malfunctioning. The brake
system continues to function normally with full brake force
boost.XContinue driving with added caution.XHave the system checked at an authorized Mercedes-Benz
Center as soon as possible.$
(USA only)
J
(Canada
only)Check
Brake
Fluid
LevelThere is insufficient brake fluid in the reservoir.
Risk of accident!XStop the vehicle in a safe location or as soon as it is safe
to do so.XEngage the parking brake.XDo not drive any further.XContact an authorized Mercedes-Benz Center or call
Roadside Assistance.
Do not add brake fluid! This will not solve the problem.
GWarning!
Driving with the message Check Brake Fluid Level displayed can result in an accident. Have
your brake system checked immediately.
Do not add brake fluid before checking the brake system. Overfilling the brake fluid reservoir can
result in spilling brake fluid on hot engine parts and the brake fluid catching fire. You can be
seriously burned.
! If you find that the brake fluid in the brake fluid reservoir has fallen to the minimum mark
or below, have the brake system checked for brake pad thickness and leaks.
472Vehicle status messages in the multifunction displayPractical hints
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Display messagesPossible causes/consequences and M SolutionsbAuto Lamp
Function
Inoperativ
eThe light sensor is malfunctioning. The headlamps come on
automatically.XContact an authorized Mercedes-Benz Center as soon as
possible.
To switch off the headlamps (U.S. vehicles only):
XSwitch off the daytime running lamp mode in the instrument
cluster control system ( Y page 234).XSwitch off the headlamps using the exterior lamp switch
( Y page 298).bCheck
Left Low
Beam
or
Check
Right Low
BeamThe left or right low-beam lamp is malfunctioning.XContact an authorized Mercedes-Benz Center as soon as
possible.bCheck
Rear Left
Fog LampThe rear fog lamp is malfunctioning. A substitute bulb is being
used.XContact an authorized Mercedes-Benz Center as soon as
possible.bPlease
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 vehicle
and left the headlamps on.XTurn the exterior lamp switch to $ or c
( Y page 298).
or
XWith the rear fog lamp switched on: Push in the exterior
lamp switch to its stop.bCheck
Left Tail
and Brake
Lamp
or
Check
Right
Tail and
Brake LampThe left or right tail lamp/brake lamp is malfunctioning. This
message will only appear if a critical number of LEDs have
stopped working. A substitute bulb is being used.XContact an authorized Mercedes-Benz Center as soon as
possible.Vehicle status messages in the multifunction display487Practical hints221_AKB; 6; 20, en-USd2ugruen,Version: 2.11.8.12009-09-24T13:28:17+02:00 - Seite 487Z
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XGuide the spare wheel onto the alignment
bolt and push it on.
XInsert the wheel bolts and tighten them
slightly.
XUnscrew the alignment bolt.XInstall the last wheel bolt and tighten it
slightly.
Lowering the vehicle
XLower the vehicle by turning the crank
counterclockwise until the vehicle is
resting fully on its own weight.
XRemove the jack.XTighten the five wheel bolts evenly,
following the diagonal sequence illustrated
(: to A), until all bolts are tight. Observe
a tightening torque of 110 lb-ft (150 Nm).
GWarning!
Have the tightening torque checked after
changing a wheel. The wheels could come
loose if they are not tightened to a torque of
110 lb-ft (150 Nm).
XFully collapse the jack, with handle folded
in (storage position), see (Y page 451).
XStore the jack and the other vehicle tools
in the designated storage space.
For information on storing the spare wheel
after it has been replaced by a regular road
wheel, see (Y page 451).
iDo not restart the tire inflation pressure
monitor until a full size wheel/tire with
functioning sensor has been placed back
into service on the vehicle.
Battery
Safety notes
A battery should always be sufficiently
charged in order to achieve its rated service
life. Refer to Maintenance Booklet for battery
maintenance intervals.
If you use your vehicle mostly for short-
distance trips, you will need to have the
battery charge checked more frequently.
When replacing a battery, always use a
battery approved by Mercedes-Benz.
If you do not intend to operate your vehicle
for an extended period of time, contact an
authorized Mercedes-Benz Center about
steps you need to observe.
GWarning!
HYBRID vehicles: It is imperative that you read
the HYBRID Supplemental Operating
Instructions included in your vehicle literature
portfolio. You may otherwise not receive all
necessary safety information and warning for
the operation of your vehicle.
GWarning!
Observe all safety instructions and
precautions when handling automotive
batteries.
512BatteryPractical hints
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