Safety systemsDisplay messagesPossible causes/consequences and 0050 Solutions00F2
ESC Inoperative
See Operator's
ManualIn addition, the yellow ESC warning lamp 00F2 and the yellow ESC
OFF warning lamp 00C7 come on.
The brake system is still functioning normally but due to a
malfunction, the BAS, the ESC, and the hill-start assist system are
unavailable. XContinue driving with added caution. Wheels may lock during
hard braking, reducing steering capability.XAdjust driving to be consistent with reduced braking
responsiveness.XHave the system checked at an authorized Mercedes-Benz
Center as soon as possible.
Failure to follow these instructions increases the risk of an
accident.
00F2
ESC Currently
Unavailable See
Operator's ManualIn addition, the yellow ESC warning lamp 00F2 and the yellow ESC
OFF warning lamp 00C7 come on.
The self-diagnosis may not be completed yet.
The brake system is still functioning normally but without the BAS,
the ESC, and the hill-start assist system available.XDrive a short distance with added caution at a vehicle speed of
above 12 mph (20 km/h).
When the message disappears, the ESC is available again.
If the message does not disappear:
XContinue driving with added caution. Wheels may lock during
hard braking, reducing steering capability.XAdjust driving to be consistent with reduced braking
responsiveness.XHave the system checked at an authorized Mercedes-Benz
Center as soon as possible.
Failure to follow these instructions increases the risk of an
accident.
005F
Tele Aid
InoperativeOne or more main functions of the mbrace system are
malfunctioning.XHave the mbrace system checked at an authorized Mercedes-
Benz Center.Vehicle status messages in the multifunction display377Practical hintsBA 197 USA, CA Edition A 2011; 1; 27, en-UShereepeVersion: 3.0.3.52010-03-24T15:31:10+01:00 - Seite 377Z
Display messagesPossible causes/consequences and 0050 Solutions0081
SRS Malfunction
Service RequiredThere is a malfunction in the Supplemental Restraint System
(SRS). The air bags or Emergency Tensioning Devices (ETDs) could
deploy unexpectedly or fail to activate in an accident. XDrive with added caution to the nearest authorized Mercedes-
Benz Center.0081
Front Left SRS
Malfunction
Service RequiredComponents of the driver’s supplemental restraint system may
not work properly.XDrive with added caution to the nearest authorized Mercedes-
Benz Center.0081
Front Right SRS
Malfunction
Service RequiredComponents of the passenger’s supplemental restraint system
may not work properly.XDrive with added caution to the nearest authorized Mercedes-
Benz Center.GWarning!
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.
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EngineDisplay messagesPossible causes/consequences and 0050 Solutions00BF
Check Coolant
Level See
Operator's ManualThe coolant level is too low. XAdd coolant ( Y page 324).XIf you have to add coolant frequently, have the cooling system
checked at an authorized Mercedes-Benz Center.GWarning!
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.
Display messagesPossible causes/consequences and 0050 Solutions00AE
Coolant Level Low
Stop Vehicle Turn
Engine OffThe coolant is too hot.XStop the vehicle immediately as soon as it is safe to do so.XTurn off the engine immediately.XEngage the electronic parking brake.XOnly start the engine again after the message disappears. You
could otherwise damage the engine.XObserve the coolant temperature in the multifunction display.XIf 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†).
GWarning!
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.
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Display messagesPossible causes/consequences and 0050 Solutions003FThe battery is no longer charging.
Possible causes:
R alternator malfunctioning
R broken poly-V-belt
R a malfunction in the electronic systemXStop immediately in a safe location or as soon as it is safe to do
so and check the poly-V-belt.XIf 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.XIf it is intact: Drive to the nearest authorized Mercedes-Benz
Center immediately. Adjust driving to be consistent with
reduced braking responsiveness.00B4
Check Engine Oil
At Next RefuelingThe engine oil has dropped to a critical level. XCheck the engine oil level ( Y page 323) and add engine oil as
required ( Y page 323).XIf you must add engine oil frequently, have the engine checked
for possible leaks.
If the message Check Engine Oil 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
http://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 messagesPossible causes/consequences and 0050 Solutions00AAThe fuel level is low.XRefuel at the next gas station.00B8
Fuel Level LowThe fuel level has dropped below the reserve mark. XRefuel at the next gas station.Vehicle status messages in the multifunction display383Practical hintsBA 197 USA, CA Edition A 2011; 1; 27, en-UShereepeVersion: 3.0.3.52010-03-24T15:31:10+01:00 - Seite 383Z
Display messagesPossible causes/consequences and 0050 Solutions0055
Check Front Left
Turn Signal
or
Check Front Right
Turn SignalThe left or right front turn signal lamp is malfunctioning. XContact an authorized Mercedes-Benz Center as soon as
possible.0055
Check Left Mirror
Turn Signal
or
Check Right Mirror
Turn SignalThe turn signal in the left or right exterior rear view mirror is
malfunctioning. This message will only appear if all LEDs have
stopped working.XContact an authorized Mercedes-Benz Center as soon as
possible.
Tires
Display messagesPossible causes/consequences and 0050 Solutions0077
Tire Press.
Warning Caution
Tire MalfunctionAt least one tire is deflating.XCarefully bring the vehicle to a halt, avoiding abrupt steering and
braking maneuvers.XIf necessary, change the wheel ( Y page 405).0077
Check Tire PressureThe tire inflation pressure in at least one tire is significantly below
the reference value.XCarefully bring the vehicle to a halt, avoiding abrupt steering and
braking maneuvers.XCheck and adjust tire inflation pressure as required.XIf necessary, change the wheel ( Y page 405).GWarning!
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. Continued driving with a flat tire will cause excessive heat build-up
and possibly a fire.
GWarning!
Follow recommended tire inflation pressures.
Do not underinflate tires. Underinflated tires wear excessively and/or unevenly, adversely affect
handling and fuel economy, and are more likely to fail from being overheated.
Do not overinflate tires. Overinflated tires can adversely affect handling and ride comfort, wear
unevenly, increase stopping distance, and result in sudden deflation (blowout) because they are
more likely to become punctured or damaged by road debris, potholes etc.
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BrakeProblemPossible causes/consequences and 0050 Solutions0031The yellow ABS
indicator lamp
comes on while
the engine is
running. The brake system is still functioning normally but due to a
malfunction, the ABS, the BAS, the ESC, and the hill-start assist
system are unavailable.XContinue driving with added caution. Wheels may lock during
hard braking, reducing steering capability.XAdjust driving to be consistent with reduced braking
responsiveness.XRead and observe messages that may appear in the
multifunction display ( Y page 364).XHave the system checked at an authorized Mercedes-Benz
Center as soon as possible.
Failure to follow these instructions increases the risk of an
accident.
00F2
00C7
0031The yellow ESC
warning lamp,
the yellow ESC
OFF warning
lamp, and the
yellow ABS
indicator lamp
come on while
the engine is
running and an
acoustic
warning sounds.The Electronic Brake Proportioning (EBP) switched off due to a
malfunction.
The ABS, the BAS, the ESC, and the hill-start assist system are
also switched off.
The brake system is still functioning normally but without the
systems specified above available.XContinue driving with added caution. Wheels may lock during
hard braking, reducing steering capability.XAdjust driving to be consistent with reduced braking
responsiveness.XRead and observe messages that may appear in the
multifunction display ( Y page 364).XHave the system checked at an authorized Mercedes-Benz
Center as soon as possible.
Failure to follow these instructions increases the risk of an
accident.
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ProblemPossible causes/consequences and 0050 Solutions0049 (USA only)
0024 (Canada only)
The red indicator lamp
for the electronic
parking brake flashes
and/or the yellow
warning lamp for the
electronic parking
brake is on.The electronic parking brake is malfunctioning or defective.XRead and observe messages that may appear in the
multifunction display ( Y page 364).XHave the system checked at an authorized Mercedes-Benz
Center as soon as possible.0027 (USA only)
004D (Canada only)
The red brake warning
lamp comes on while
the engine is running
and an acoustic
warning sounds.There is insufficient brake fluid in the reservoir.
Risk of accident!XDo not drive any further. Stop the vehicle in a safe location as
soon as it is safe to do so.XEngage the electronic parking brake.XRead and observe messages that may appear in the
multifunction display ( Y page 364).XContact an authorized Mercedes-Benz Center.
Do not add brake fluid! This will not solve the problem.
GWarning!
Driving with the brake warning lamp illuminated can result in an accident. Have your brake system
checked immediately if the brake warning lamp stays on. 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.
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Safety systemsProblemPossible causes/consequences and 0050 Solutions0082The red seat belt
telltale comes
on for a
maximum of
6 seconds after
starting the
engine. The seat belt telltale reminds you and your passenger to fasten
your seat belts before driving off.XFasten your seat belts.
Regardless of whether the seat belts are fastened or not, the seat
belt telltale always comes on and remains lit for 6 seconds after
starting the engine.
0082The red seat belt
telltale comes
on. In addition
you hear a
warning chime
for a maximum
of 6 seconds
after starting the
engine.You have forgotten to fasten your seat belt.XFasten your seat belt.
The warning chime stops sounding.0082The red seat belt
telltale comes
on while the
vehicle is
standing still
and the engine is
running or while
driving.You and/or your passenger have forgotten to fasten your seat
belts.XFasten your seat belts.
The seat belt telltale goes out.There are items placed on the passenger seat and therefore the
system senses the passenger seat as being occupied.XRemove the items from the passenger seat and put them in a
safe place.
The seat belt telltale goes out.0082The red seat belt
telltale flashes
while driving. In
addition, an
intermittent
warning chime
sounds with
increasing
intensity.The vehicle’s speed once exceeded 15 mph (25 km/h) and you
and/or your passenger have forgotten to fasten your seat belts.XFasten your seat belts.
The seat belt telltale goes out and the warning chime stops
sounding.There are items placed on the passenger seat and therefore the
system senses the passenger seat as being occupied.XRemove the items from the passenger seat and put them in a
safe place.
The seat belt telltale goes out and the warning chime stops
sounding.What to do if...391Practical hintsBA 197 USA, CA Edition A 2011; 1; 27, en-UShereepeVersion: 3.0.3.52010-03-24T15:31:10+01:00 - Seite 391Z