2013 MERCEDES-BENZ M-Class Owner's Manual

Display messages Possible causes/consequences and
0001 Solutions
If these conditions are fulfilled, the front-passenger seat can be
occupied again .Whether the 00050006 indicator lamp remains lit
or goes out depends on how OCS classifies the occupant.
If the conditions are not fulfilled, the system is not operating
correctly.
X Visit a qualified specialist workshop immediately. Lights
i Display messages about LEDs:
This display message will only appearifa ll LEDs have failed.Displa
ymessages Possible causes/consequences and
0001 Solutions
0004
Check Left Cornering Light or
Check Right Cornering Light The left or right-hand cornering light is defective.
X
Chec kwhether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check Left Low
Beam or
Check Right Low Beam The left or right-hand low-beam headlamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check
Trailer Left
Turn Signal or
Check Trailer Right Turn Signal The left or right-hand trailer turn signal lamp is defective.
X
Check whether you are permitted to change the bulb yourself.
or
X Visit a qualified specialist workshop. 0004
Check Rear Left
Turn Signal or
Check Rear Right Turn Signal The rear left-hand or rear right-hand turn signal is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. Display messages
295On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
0004
Check Front Left
Turn Signal or
Check Front Right
Turn Signal The front left-hand or front right-hand turn signal is defective.
X
Chec kwhether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check Left Mirror
Turn Signal
or
Check Right Mirror Turn Signal The turn signal in the left-hand or right-hand exterior mirror is
defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check
Center Brake
Lamp The high-mounted brake lamp is faulty.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check Left Brake
Lamp or
Check Right Brake Lamp The left or right-hand brake lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check Left Tail
and Brake Lamps or
Check Right Tail and Brake Lamps The left or right-hand tail lamp/brake lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check Left High
Beam or
Check Right High Beam The left or right-hand high beam is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 296
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
0001 Solutions
0004
License Plate Lamp The lef
torright-hand license plate lamp is defective.
X Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check Front Left
Parking Lamp
or
Check Front Right Parking Lamp The front left or front right parking or standing lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Backup Light The backup lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check Front Left
Sidemarker Lamp
or
Check Front Right Sidemarker
Lamp The left or right front side marker lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check Left Tail
Lamp or
Check Right Tail Lamp The left or right-hand tail lamp is defective.
or
The rear left or right side marker lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. 0004
Check
Left Daytime
Running Light
or
Check Right Daytime Running
Light The left-hand or right-hand daytime running lamp is faulty.
X
Check whether you are permitted to replace the bulb yourself
(Y page 129).
or
X Visit a qualified specialist workshop. Display messages
297On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
0004
Active Headlamps
Inoperative The active ligh
tfunction is defective.
X Visi taqualified specialist workshop. 0004
Malfunction See
Operator's Manual The exterior lighting is defective.
X
Visit a qualified specialist workshop. Vehicles with trailer tow hitch: a fuse may have blown.
X
Check the fuses (Y page 394).
X If necessary, replace the blown fuse. Observe the warning notes.
If the display message continues to be displayed:
X Visit a qualified specialist workshop. 0004
Auto
Lamp Function
Inoperative The light senso
ris defective.
X Visit a qualified specialist workshop. 0004
Switch Off Lights The lights are still switched on when you leave the vehicle. A
warning tone also sounds.
X
Turn the light switch to 0006.Adaptive Highbeam
Assist Inoperative Adaptive Highbeam Assist is faulty.
X
Visit a qualified specialist workshop. Adaptive Highbeam
Assist Currently
Unavailable See
Operator's Manual Adaptive Highbeam Assist is deactivated and temporarily
inoperative. Possible causes are:
R
the windshield in the camera's field of vision is dirty.
R visibility is impaired due to heavy rain, snow or fog.
X Cleant he windshield.
If the system detects that the camera is fully operational again,
the Adaptive Highbeam Assist Now Available message is
displayed.
Adaptive Highbeam Assist is operational again. 298
Display messagesOn-board computer and displays

Engine
Display messages Possible causes/consequences and
0001 Solutions
000F
Check Coolant
Level See
Operator's Manual The coolant level is too low.
!
Avoid making long journeys with too little coolant in the engine
cooling system. The engine will otherwise be damaged.
X Add coolant, observing the warning notes before doing so
(Y page 367).
X If coolant needs to be added more often than usual, have the
engine coolant system checked at a qualified specialist
workshop. 000E The fan motor is faulty.
X
At coolant temperatures unde r248 ‡(120 †), drive to the next
qualified specialist workshop.
X Avoid subjecting the engine to heavy loads, e.g. driving in
mountainous terrain, and stop-and-go traffic. 000E
Coolant Too Hot
Stop Vehicle Turn
Engine Off The coolant is too hot.
Aw
arning tone also sounds.
G WARNING
Do no tdrive when youre ngine is overheated. Thi scan cause some
fluids which may have leaked into the engine compartmen tto
catch fire.
Stea mfrom the overheated engine can also cause serious burns
which can occur just by opening the hood.
There is a risk of injury.
X Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 179).
X Waitu ntil the engine has cooled down.
X Make sure tha tthe air supply to the engine radiator is not
blocked, e.g. by snow, slush or ice.
X Do not start the engine again until the display message goes out
and the coolant temperature is under 248 ‡ (120 †).
Otherwise, the engine could be damaged.
X Pay attention to the coolant temperature display.
X If the temperature increases again, visit a qualified specialist
workshop immediately.
Under normal operating conditions and with the specified coolant
level, the coolant temperature may rise to 248 ‡ (120 †). Display messages
299On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
000B The battery is no
tbeing charged.
Aw arning tone also sounds.
Possible causes are:
R a defective alternator
R a torn poly-V-belt
R a malfunction in the electronics
X Pull ove rand stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Ope nthe hood.
X Check whether the poly-V-belt is torn.
If the poly-V-belt is torn:
! Do not continue driving. The engine could otherwise overheat.
X Consult a qualified specialist workshop.
If the poly-V-belt is not damaged:
X Visit a qualified specialist workshop. 0013
Check Engine Oil
At Next Refueling The engine oil level has dropped to the minimum level.
Aw
arning tone also sounds.
X Chec kthe oil level when next refueling, at the latest
(Y page 366).
X If necessary, add engine oil (Y page 366).
X Have the engine checked at a qualified specialist workshop if
engine oil needs to be added more often than usual.
! Avoid long journeys with too little engine oil. The engine will
otherwise be damaged.
Information on approved engine oils can be obtained from any
qualified specialist workshop or on the Internet at http://
www.mbusa.com (USA only). 300
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
0001 Solutions
0013
Check Engine Oil
Level (Add 1 quart) AMG vehicles: the engine oil level is too low.
X
Chec kthe oil level when next refueling, at the latest
(Y page 366).
X If necessary, add engine oil (Y page 366).
X Have the engine checked at a qualified specialist workshop if
engine oil needs to be added more often than usual.
! Avoid long journeys with too little engine oil. The engine will
otherwise be damaged.
Information on approved engine oils can be obtained from any
qualified specialist workshop or on the Internet at http://
www.mbusa.com (USA only). 0012
Fuel Level Low The fuel level has dropped into the reserve range.
X
Refuel at the nearest gas station. 000A There is only a very small amount of fuel in the fuel tank.
X
Refuel at the nearest gas station without fail. 0012
Gas Cap Loose The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
X
Check that the fuel filler cap is correctly closed.
If the fuel filler cap is not correctly closed:
X Close the fuel filler cap.
If the fuel filler cap is correctly closed:
X Visit a qualified specialist workshop. 0012
Ultra Low-sulfur
Diesel Fuel Only Vehicles with a diesel engine: the fuel level has fallen below the
reserve range.
X Refuel at the nearest gas station.
X Only use commercially available vehicular ULTRA-LOW SULFUR
HIGHWAY DIESEL FUEL (ULSD, 15ppm SULFUR MAXIMUM). 0004
Replace Air Filter Vehicles with a diesel engine: the engine air filter is dirty and must
be replaced.
X
Visit a qualified specialist workshop. 0001
Check Fuel Filter Vehicles with a diesel engine: there is water in the fuel filter. The
water must be drained off.
X
Visit a qualified specialist workshop. Display messages
301On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
0002
Check
Additive See
Operator's Manual The DEF tank is almost empty.
X
Have the DE Ftank filled as soon as possible at aqualified
specialist workshop (Y page 177).0002
Remaining Starts:
16 The DE
Flevel has fallen to a minimum. You can start the engine a
further 16 times.
X Have the DEFt ank filled immediately at a qualified specialist
workshop (Y page 177).
i You can start the engine a further 16 times. If DE Fis not added,
it will then not be possible to restart the engine. Fill the DEF tank
with about 1 gal (3.8 l) of DEF (Y page 177).Driving systems
Display messages Possible causes/consequences and
0001 Solutions
0003
Attention Assist:
Take a Break! Based on certain criteria, ATTENTION ASSIST has detected fatigue
or
alack of concentration on th epart of th edriver. A warning tone
also sounds.
X If necessary, take a break.
During long journeys, take regular breaks in good time so you get
enough rest. 0003
Attention Assist
Inoperative ATTENTION ASSIST is inoperative.
X
Visi taqualified specialist workshop. 0002
Drive More Slowly You cannot change the vehicle level. Possible causes are:
R
you are driving too fast for the selected vehicle level.
R you are towing a trailer.
R the trailer-coupling socket is being used, e.g. for a bicycle rack.
X Drive more slowly and then select the desired vehicle level
again.
R
Vehicles with the ON&OFFROA Dpackage (Y page 204)
R Vehicles with the AIRMATIC package (Y page 210)
X Observe the notes on towing a trailer (Y page 253).302
Display messagesOn-board computer and displays