2011 MERCEDES-BENZ CLS-CLASS display
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Display messages
Possible causes/consequences and
X Solutions$
(USA only)
J
(Canada
only) EBV, ABS,
ESP
Inoperativ
e See
Operator’s
Man. The brake system is still functioning normally but due to a
malfunction, the ABS, the BAS, the EBP, the ESP
®
, and the
PRE-SAFE ®
system are unavailable.
X Continue driving with added caution. Wheels may lock
during hard braking, reducing steering capability.
X Adjust driving to be consistent with reduced braking
responsiveness.
X 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. $
(USA only)
!
(Canada
only) Release
Parking
Brake You are driving with the parking brake engaged. In addition
an acoustic warning sounds.
X
Release the parking brake. $
(USA only)
J
(Canada
only) Check
Brake
Fluid
Level There is insufficient brake fluid in the reservoir.
Risk of accident!
X
Stop the vehicle in a safe location or as soon as it is safe
to do so.
X Engage the parking brake.
X Do not drive any further.
X Contact an authorized Mercedes-Benz Center or call
Roadside Assistance.
Do not add brake fluid! This will not solve the problem. G
Warning!
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. Vehicle status messages in the multifunction display
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Safety systems
Display messages
Possible causes/consequences and
X SolutionsG Tele Aid
Inoperativ
e One or more main functions of the Tele Aid system are
malfunctioning.
X
Have the Tele Aid system checked at an authorized
Mercedes-Benz Center. + Restraint
System
Malfunctio
n
Service
Required The system is malfunctioning.
X
Drive with added caution to the nearest authorized
Mercedes-Benz Center and have the system checked
immediately. G
Warning!
In the event a malfunction of the SRS is
indicated 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.
Driving systems Display messages
Possible causes/consequences and
X Solutions¨ Vehicle
Rising The vehicle is adjusting to your level selection.
¨ Vehicle
Rising
Please
Wait The vehicle level is too low.
X
Wait until the message disappears from the multifunction
display. ¨ STOP
Vehicle
Too Low The AIRMATIC DC is malfunctioning.
X
Avoid excessive steering maneuvers. The fenders or tires
could otherwise be damaged. Listen for scraping noises.
X Do not drive faster than 50 mph (80 km/h).
X Drive to the side of the road and select a higher vehicle level
(Y page 138).
Depending on the type of malfunction, this may raise the
vehicle’s level.
X Contact an authorized Mercedes-Benz Center as soon as
possible.
There is otherwise danger of an accident. 240
Vehicle status messages in the multifunction display
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Display messages
Possible causes/consequences and
X Solutions¨ Malfunctio
n The system is functional only to a limited extent.
The system display or the system is malfunctioning.
X
Do not drive faster than 50 mph (80 km/h).
X Have the vehicle checked at an authorized Mercedes-Benz
Center. Vehicle
Display messages
Possible causes/consequences and
X Solutions: The trunk is open.
X
Close the trunk (Y page 72). M You are driving with the hood open.
X
Stop the vehicle in a safe location as soon as it is safe to
do so.
X Close the hood ( Y page 179).
There is otherwise danger of an accident. ; You are driving with at least one door open.
X
Close all doors. + Key
Detected
In Vehicle A SmartKey with KEYLESS-GO left in the vehicle was
recognized while trying to lock the vehicle from the outside.
X
Take the SmartKey out of the vehicle. + Please
don’t
forget
your key. This message 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.
X
Take the SmartKey with you when leaving the vehicle. + Remove Key You have forgotten to remove the SmartKey.
X
Remove the SmartKey from the starter switch. + Please
get a new
key. The SmartKey is malfunctioning.
X
Contact an authorized Mercedes-Benz Center. + Change
Key
Batteries The batteries in the SmartKey with KEYLESS-GO are
discharged.
X
Replace the batteries ( Y page 264). Vehicle status messages in the multifunction display
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Display messages
Possible causes/consequences and
X Solutions+ Key Not
Detected
(message
appears in
red) The SmartKey with KEYLESS-GO is not detected while the
engine
is running because the SmartKey is not in the vehicle.
X Stop the vehicle as soon as it is safe to do so.
X Engage the parking brake.
X Search for the SmartKey.
The vehicle cannot be locked centrally nor can the engine
be started again after the engine is stopped. + Key Not
Detected
(message
appears in
red) The SmartKey with KEYLESS-GO is not detected while the
engine is running because there is strong radio-frequency
interference.
X
Stop the vehicle as soon as it is safe to do so.
X Engage the parking brake.
X Operate the vehicle with the SmartKey in the starter switch. + Key Not
Detected
(message
appears in
white) The SmartKey with KEYLESS-GO is momentarily not detected.
X
Change the position of the SmartKey in the vehicle.
X Operate the vehicle with the SmartKey in the starter switch
if necessary. ~ Bluetooth
Ready The telephone has not yet been connected to the COMAND
system via Bluetooth
®
.
X Connect the telephone to the COMAND system via
Bluetooth ®
. ¥ Top Up
Washer
Fluid
The fluid level has dropped to approximately
1
/ 3 of total
reservoir capacity.
X Add washer fluid ( Y page 181).242
Vehicle status messages in the multifunction display
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Engine
Display messages
Possible causes/consequences and
X Solutions=
(USA only)
;
(Canada
only) Engine
Service There may be a malfunction in
R
the fuel management system
R the ignition system
R the exhaust system
R the fuel system
X Have the engine checkedas soon as possible at an
authorized Mercedes-Benz Center. ; Display
Malfunctio
n
Service
Required Certain electronic systems are unable to relay information to
the control system. The coolant temperature display or the
tachometer may have failed.
X
Have the electronic systems checked at an authorized
Mercedes-Benz Center. + Top Up
Coolant
See
Operator’s
Man. The coolant level is too low.
X
Add coolant (Y page 180).
X If you have to add coolant frequently, have the cooling
system checked at an authorized Mercedes-Benz Center. G
Warning!
Do not spill antifreeze on hot engine parts. Antifreeze contains ethylene glycol which may burn
if it comes into contact with hot engine parts. You could be seriously burned.
! Do not ignore the low engine coolant level warning. Extended driving with the message
and
symbol displayed may cause serious engine damage not covered by the Mercedes-Benz
Limited Warranty.
Do not drive without sufficient amount of coolant in the cooling system. The engine will
overheat causing major engine damage. Vehicle status messages in the multifunction display
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Display messages
Possible causes/consequences and
X Solutions? Coolant
Stop
Vehicle,
turn
engine
off. The coolant is too hot.
X
Stop the vehicle immediately as soon as it is safe to do so.
X Turn off the engine immediately.
X Engage the parking brake.
X Only start the engine again after the message disappears.
You could otherwise damage the engine.
X Observe the coolant temperature indicator in the
instrument cluster.
X If the temperature rises again: Contact an authorized
Mercedes-Benz Center immediately.
During severe operation conditions and stop-and-go city
traffic, the coolant temperature may rise close to 248‡
(120†). G
Warning!
Driving when your engine is overheated can cause some fluids which may have leaked into the
engine compartment to catch fire. You could be seriously burned.
Steam
from an overheated engine can cause serious burns which can occur just by opening the
engine hood. Stay away from the engine if you see or hear steam coming from it.
Stop the vehicle in a safe location away from other traffic. Turn off the engine, get out of the
vehicle and do not stand near the vehicle until the engine has cooled down.
! The engine should not be operated with the coolant temperature above 248‡ (120†).
Doing so may cause serious damage which is not covered by the Mercedes-Benz Limited
Warranty. 244
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Display messages
Possible causes/consequences and
X Solutions? Coolant
Stop
Vehicle,
turn
engine
off. The poly-V-belt could be broken.
X
Stop the vehicle immediately as soon as it is safe to do so.
X Turn off the engine immediately.
X Check the poly-V-belt.
X If it is broken: Do not continue to drive. Otherwise the
engine will overheat due to an inoperative water pump
which may result in damage to the engine. Contact an
authorized Mercedes-Benz Center.
X If it is intact: Do not continue to drive the vehicle with this
message displayed. Doing so could result in serious engine
damage that is not covered by the Mercedes-Benz Limited
Warranty.
X Observe the coolant temperature indicator in the
instrument cluster.
X Drive to the nearest authorized Mercedes-Benz Center
immediately. ? The radiator cooling fan is malfunctioning.
X
Observe the coolant temperature indicator in the
instrument cluster.
If
the coolant temperature is below 248‡ (120†), you may
continue driving to an authorized Mercedes-Benz Center.
X Avoid placing heavy loads on the engine (e.g. by driving
uphill) as well as stop-and-go traffic.
X Have the fan replaced as soon as possible. # The battery is no longer charging.
Possible causes:
R
alternator malfunctioning
R broken poly-V-belt
R a malfunction in the electronic system
X Stop immediately in a safe location or as soon as it is safe
to do so and check the poly-V-belt.
X If it is broken: Do not continue to drive. Otherwise the
engine will overheat due to an inoperative water pump
which may result in damage to the engine. Contact an
authorized Mercedes-Benz Center.
X If it is intact: Drive to the nearest authorized Mercedes-
Benz Center immediately. Adjust driving to be consistent
with reduced braking responsiveness. Vehicle status messages in the multifunction display
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Display messages
Possible causes/consequences and
X Solutions# Low
Voltage
Start
Engine The battery has insufficient voltage.
X
Start the engine. 4 Check oil
level at
next
refueling. The engine oil has dropped to a critical level.
X
Check the engine oil level ( Y page 179) and add engine oil
as required ( Y page 180).
X If you must add engine oil frequently, have the engine
checked for possible leaks. If the message
Check
oil level at next
refueling. appears while the engine is
running and at operating temperature, the
engine oil level has dropped to approximately
the minimum level.
The message will be stored in the vehicle
status message memory after you have
cleared it from the multifunction display.
Visually check for oil leaks. If there are no
obvious oil leaks, drive to the nearest service
station to refill your engine oil to the required
level. For information on approved engine oils
contact
an authorized Mercedes-Benz Center
or visit www.mbusa.com (USA only).
! Engine oil level warnings should not be
ignored. Extended driving with the symbol
displayed could result in serious engine
damage that is not covered by the
Mercedes-Benz Limited Warranty. Display messages
Possible causes/consequences and
X SolutionsC The fuel level is low.
X
Refuel at the next gas station. 7 Reserve
Fuel The fuel level has dropped below the reserve mark.
X
Refuel at the next gas station. 7 Gas Cap
Is Open A loss of pressure has been detected in the fuel system. The
fuel cap may not be closed properly or the fuel system may
be leaking.
X
Check the fuel cap ( Y page 177).
X If it is not closed properly: Close the fuel cap.
X If it is closed properly: Have the fuel system checked at
an authorized Mercedes-Benz Center. ¸ Replace
Air Filter The air filter is clogged.
X
Have the air filter checked at an authorized Mercedes-Benz
Center. 246
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