MERCEDES-BENZ R350 2010 W251 Owner's Manual
Manufacturer: MERCEDES-BENZ, Model Year: 2010, Model line: R350, Model: MERCEDES-BENZ R350 2010 W251Pages: 364, PDF Size: 7.5 MB
Page 291 of 364
Display messages
Possible causes/consequences and
X Solutions; 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. + 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. + You need
a new key. The SmartKey is malfunctioning.
X
Contact an authorized Mercedes-Benz Center. + Key Does
Not
Belong to
Vehicle The SmartKey in the starter switch does not belong to the
vehicle.
X
Find the SmartKey that belongs to the vehicle to operate
the vehicle. + Change
Key
Batteries The batteries in the SmartKey with KEYLESS-GO are
discharged.
X
Replace the batteries ( Y page 310).+ 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 Remove the KEYLESS-GO button from the starter switch
(Y page 80).
X Operate the vehicle with the SmartKey in the starter switch. 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
white) The SmartKey with KEYLESS-GO is momentarily not detected.
X
Change the position of the SmartKey in the vehicle.
X If necessary, remove the KEYLESS-GO button from the
starter switch ( Y page 80).
X Operate the vehicle with the SmartKey in the starter switch. + Pull
starting
button
out then
insert
key. The SmartKey with KEYLESS-GO is permanently not detected.
X
Remove the KEYLESS-GO button from the starter switch
(Y page 80).
X Operate the vehicle with the SmartKey in the starter switch.
X Contact an authorized Mercedes-Benz Center. ~ 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 226).Engine
Display messages
Possible causes/consequences and
X Solutions+ Top Up
Coolant
See
Operator’s
Manual The coolant level is too low.
X
Add coolant (Y page 225).
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. 290
Vehicle status messages in the multifunction display
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Display messages
Possible causes/consequences and
X Solutions? Coolant
Stop car,
switch
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 in the multifunction
display.
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. Vehicle status messages in the multifunction display
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Display messages
Possible causes/consequences and
X Solutions? Coolant
Stop car,
switch
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 in the multifunction
display.
X Drive to the nearest authorized Mercedes-Benz Center
immediately. ? The radiator cooling fan is malfunctioning.
X
Observe the coolant temperature in the multifunction
display.
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. 292
Vehicle status messages in the multifunction display
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Display messages
Possible causes/consequences and
X Solutions# Battery/
Alternator
Stop
Vehicle The battery is defective.
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 continue to drive.
X Contact an authorized Mercedes-Benz Center. 4 Check
engine
oil level
at next
refueling. The engine oil level is too low.
X
Check the engine oil level ( Y page 224) and add engine oil
as required ( Y page 225).
X If you must add engine oil frequently, have the engine
checked for possible leaks. If the message Check engine 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. 8 Reserve
Fuel The fuel level has dropped below the reserve mark.
X
Refuel at the next gas station. 8 Ultra Low-
sulfur
Diesel
Fuel Only Vehicles with diesel engine only:
The fuel level has dropped below the reserve mark.
X
Refuel at the next gas station.
X Only use commercially available vehicular ULTRA-LOW
SULFUR DIESEL FUEL (15 ppm SULFUR MAXIMUM). Vehicle status messages in the multifunction display
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Display messages
Possible causes/consequences and
X Solutions8 Gas Cap
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 leaky.
X
Check the fuel cap ( Y page 221).
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. · Clean
Fuel
Filter There is water in the fuel filter.
X
Have the water drained at an authorized Mercedes-Benz
Center as soon as possible. Ø Check
Additive
See
Operator's
Manual
The AdBlue
®
supply is almost depleted.
X Have the AdBlue ®
tank refilled as soon as possible
(Y page 331).
Contact an authorized Mercedes-Benz Center. Ø Remaining
Starts: 20
The AdBlue
®
supply has dropped to the minimum level.
X Have the AdBlue ®
tank refilled immediately (Y page 331).
Contact an authorized Mercedes-Benz Center. i
When the message Remaining
Starts: 20 appears in the multifunction
display, you can start the engine 20 more
times. If you do not add AdBlue ®
, the
engine cannot be started beyond that
point. Therefore, fill the AdBlue ®
tank with approximately 1 gal (3.79 l) AdBlue
®
(corresponds to approximately 2 refill
containers AdBlue ®
) or have the AdBlue ®
tank
filled at an authorized Mercedes-Benz
Center. After AdBlue ®
was refilled, the
engine can be started again. 294
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Lamps
Display messages
Possible causes/consequences and
X Solutionsb Active
Headlamps
Inoperativ
e The active Bi-Xenon headlamp system is malfunctioning.
X
Contact an authorized Mercedes-Benz Center as soon as
possible. b Reverse
Lamp Left
or
Reverse
Lamp Right The left or right backup lamp is malfunctioning.
X
Replace the bulb as soon as possible (Y page 312). b Brake
Lamp Left
or
Brake
Lamp Right The left or right brake lamp is malfunctioning. A substitute
bulb is being used.
X
Replace the bulb as soon as possible (Y page 312). b 3rd Brake
Lamp The high-mounted brake lamp is malfunctioning. This
message will only appear if all LEDs have stopped working.
X
Contact an authorized Mercedes-Benz Center as soon as
possible. b Front
Foglamp
Left
or
Front
Foglamp
Right The left or right front fog lamp is malfunctioning.
X
Contact an authorized Mercedes-Benz Center as soon as
possible. b Marker
Lamp
Front Left
or
Marker
Lamp
Front
Right The front left side or right side marker lamp is malfunctioning.
X
Contact an authorized Mercedes-Benz Center as soon as
possible. Vehicle status messages in the multifunction display
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Display messages
Possible causes/consequences and
X Solutionsb Parking
Lamp
Front Left
or
Parking
Lamp
Front
Right The left or right front parking lamp is malfunctioning. A
substitute bulb is being used.
X
Replace the bulb as soon as possible (Y page 312). b High Beam
Left
or
High Beam
Right The left or right high-beam lamp is malfunctioning.
X
Halogen headlamp: Replace the bulb as soon as possible
(Y page 312).
X Bi-Xenon headlamp: Contact an authorized Mercedes-
Benz Center as soon as possible. b License
Plate
Lamp Left
or
License
Plate
Lamp Right The left or right license plate lamp is malfunctioning.
X
Replace the bulb as soon as possible (Y page 312). b AUTO
Light
Inoperativ
e The light sensor is malfunctioning. The headlamps come on
automatically.
X
Contact an authorized Mercedes-Benz Center as soon as
possible.
To switch off the headlamps (U.S. vehicles only):
X In the control system, set daytime running lamp mode to
manual
(Y page 134).
X Switch off the headlamps using the exterior lamp switch
(Y page 97). b Low Beam
Left
or
Low Beam
Right The left or right low-beam lamp is malfunctioning.
X
Halogen headlamp:
Replace the bulb as soon as possible
(Y page 312).
X Bi-Xenon headlamp: Contact an authorized Mercedes-
Benz Center as soon as possible. b Foglamp
Rear Left The rear fog lamp is malfunctioning.
X
Replace the bulb as soon as possible (Y page 312). 296
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Display messages
Possible causes/consequences and
X Solutionsb Switch
Off Lights You 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.
X
Turn the exterior lamp switch to $ or Ã
(Y page 97).
or
X With the rear fog lamp switched on: Push in the exterior
lamp switch to its stop. b Tail Lamp
Left
or
Tail Lamp
Right The left or right tail lamp is malfunctioning. A substitute bulb
is being used.
X
Replace the bulb as soon as possible (Y page 312). b Cornering
Lamp Left
or
Cornering
Lamp Right The left or right corner-illuminating front fog lamp is
malfunctioning.
X
Contact an authorized Mercedes-Benz Center as soon as
possible. b Trailer
Brake Lamp The left or right trailer brake lamp is malfunctioning.
X
Replace the bulb as soon as possible. b Trailer
Tail Lamp
Left
or
Trailer
Tail Lamp
Right The left or right trailer tail lamp is malfunctioning.
X
Replace the bulb as soon as possible. b Trailer
Turn
Signal
Left
or
Trailer
Turn
Signal
Right The left or right trailer turn signal lamp is malfunctioning.
X
Replace the bulb as soon as possible. Vehicle status messages in the multifunction display
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Display messages
Possible causes/consequences and
X Solutionsb Turn
Signal
Rear Left
or
Turn
Signal
Rear Right The left or right rear turn signal lamp is malfunctioning. A
substitute bulb is being used.
X
Replace the bulb as soon as possible (Y page 312). b Turn
Signal
Front Left
or
Turn
Signal
Front
Right The left or right front turn signal lamp is malfunctioning. A
substitute bulb is being used.
X
Replace the bulb as soon as possible (Y page 312). b Turn
Signal
Left
Mirror
or
Turn
Signal
Right
Mirror The turn signal in the left or right exterior rear view mirror is
malfunctioning.
This message will only appear if all LEDs have
stopped working.
X Contact an authorized Mercedes-Benz Center as soon as
possible. Tires
Display messages
Possible causes/consequences and
X Solutionsh Tire
pressure(s
) Please
Correct The tire inflation pressure is too low in at least one tire.
or
The tire inflation pressure of the individual tires differ from
each other significantly.
X
Check and correct tire inflation pressure as required
(Y page 230). h Tire
Pressure
Caution:
Tire
Defect At least one tire is deflating.
X
Carefully bring the vehicle to a halt, avoiding abrupt
steering and braking maneuvers.
X If necessary, change the wheel (Y page 319). 298
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