2014 MERCEDES-BENZ C-Class SEDAN Engine

R
DISTRONIC PLUS
R ASSYST PLUS service interval display
Selecting the permanent displa yfunction
You can determine whether the multifunction
display permanently shows you rspeed or the
outside temperature.
X Press the 0002or0005 button on the
steering wheel to select the Settingsmenu.
X Press the 0004or0003 button to select the
Instrument Cluster submenu.
X Press 000Bto confirm.
X Press the 0004or0003 button to select the
Permanent Display: function.
You will see the selected setting OutsideTemperature or
Additional Speedometer [km/h] /Additional
Speedometer [mph] .
X Press the 000Bbutton to save the setting.
Lights Switching the daytime running lamps on/
off
Daytime running lamps are required by law
(Canada only). You cannot set the "daytime
running lamps" function via the on-board
computer.
X Press the 0002or0005 button on the
steering wheel to select the Sett. menu.
X Press the 0004or0003 button to select the
Lights submenu.
X Press 000Bto confirm.
X Press the 0004or0003 button to select the
Day Lights function.
If the Day Lights function has been
switched on, the cone of light and the
0004 symbol in the multifunction display
are shown in orange.
X Press the 000Bbutton to save the setting.
Further information on daytime running
lamps (Y page 115). Switching Adaptive Highbeam Assist on/
off
X
Press the 0002or0005 button on the
steering wheel to select the Sett. menu.
X Press the 0004or0003 button to select the
Lights submenu.
X Press 000Bto confirm.
X Press the 0004or0003 button to select the
Adapt. Highbeam function.
If the Adapt. Highbeam function has been
switched on, the cone of light and the
0003 symbol in the multifunction display
are shown in orange.
X Press the 000Bbutton to save the setting.
For further information about Adaptive
Highbeam Assist, see (Y page 118).
Activating/deactivating surround
lighting and exterior lighting delayed
switch-off
X Press the 0002or0005 button on the
steering wheel to select the Settings menu.
X Press the 0004or0003 button to select the
Lights submenu.
X Press 000Bto confirm.
X Press the 0004or0003 button to select the
Surround Lighting function.
When the Surround Lighting function is
activated, the light cone and the area
around the vehicle are displayed in orange
in the multifunction display.
X Press the 000Bbutton to save the setting.
Deactivating delayed switch-of fofthe
exterior lighting temporarily:
X Before leaving the vehicle, turn the
SmartKey to position 0in the ignition lock.
X Turn the SmartKey to position 2in the
ignition lock.
The exterior lighting delayed switch-off is
deactivated.
Delayed switch-off of the exterior lighting is
reactivated the next time you start the
engine. 216
Menus and submenusOn-board computer and displays

If you have activated the
SurroundLighting function and the lights
witch is set
to 0004, the following function sare activated
when it is dark:
R surround lighting: the exterior lighting
remains lit for 40 seconds after unlocking
with the SmartKey. If you start the engine,
the surround lighting is switched off and
automatic headlamp mode is activated
(Y page 115).
R exterio rlighting delayed switch-off: the
exterior lighting remains lit for
60 seconds afte rthe engine is switched off.
If you close all the doors and the trunk lid,
the exterior lighting goes off after
5s econds.
i Depending on your vehicle's equipment,
when the surround lighting and delayed
switch-off exterior lighting are on, the
following light up:
R Parking lamps
R Front fog lamps
R Low-beam headlamps
R Daytime running lamps
R Side marker lamps
R Surround lighting in the exterior mirrors
Activating/deactivating the interior
lighting delayed switch-off
If you activate the Interior Lighting Delay function, the interior lighting remains
on for 20 seconds after you remove the
SmartKey from the ignition lock.
X Press the 0002or0005 button on the
steering wheel to select the Sett menu.
X Press the 0004or0003 button to select the
Lights submenu.
X Press 000Bto confirm.
X Press the 0004or0003 button to select the
Interior Lighting Delay function.
If the Interior Lighting Delay function
has been switched on, the vehicle interior is displayed in orange in the multifunction
display.
X Press the 000Bbutton to save the setting.
Vehicle Activating/deactivating the automatic
door locking mechanism
X
Press the 0002or0005 button on the
steering wheel to select the Sett. menu.
X Press the 0004or0003 button to select the
Vehicle submenu.
X Press 000Bto confirm.
X Press the 0004or0003 button to select the
Auto. Door Locks function.
When the Auto. Door Locks function is
activated, the vehicle doors are displayed
in orange in the multifunction display.
X Press the 000Bbutton to save the setting.
If you activate the Auto. Door Locks function, the vehicle is centrally locked above
a speed of around 9 mph (15 km/h).
For further information on the automatic
locking feature, see (Y
page 83).
Activating/deactivating the acoustic
locking verification signal
If you switch on the Acoustic Lock function,
an acoustic signal sounds when you lock the
vehicle.
X Press the 0002or0005 button on the
steering wheel to select the Sett. menu.
X Press the 0004or0003 button to select the
Vehicle submenu.
X Press 000Bto confirm.
X Press the 0004or0003 button to select the
Acoustic Lock function.
If the Acoustic Lock function is activated,
the 000A symbol in the multifunction
display lights up orange.
X Press the 000Bbutton to save the setting. Menus and submenus
217On-board computer and displays Z

X
Press 000Bto confirm.
X Press the 0004or0003 button to select the
Auto. Mirror Folding function.
If the Auto. Mirror Folding function is
activated, the vehicle's exterior mirror is
displayed in orange in the multifunction
display.
X Press the 000Bbutton to save the setting.
If you have switched the Auto. MirrorFolding function on and you fold the exterior
mirrors in using the button on the door
(Y page 108), they will not fold out
automatically. The exterior mirrors can then
only be folded out using the button on the
door.
Restoring the factory settings X
Press the 0002or0005 button on the
steering wheel to select the Sett. menu.
X Press the 0004or0003 button to select the
Factory Setting submenu.
X Press 000Bto confirm.
The Reset All Settings? message
appears.
X Press the 0004or0003 button to select
No or
Yes .
X Press the 000Bbutton to confirm the
selection.
If you have selected Yes , the multifunction
display shows a confirmation message.
For safety reasons, the Day Lights function
in the Lights submenu is only reset if the
vehicle is stationary. AMG menu in AMG vehicles
AMG displays X
Press 0002or0005 on the steering wheel
to select the AMG menu. 0002
Digital speedometer
0003 Gear indicator
0022 Upshift indicator
0021 Engine oil temperature
001F Coolant temperature
Upshift indicator UP 0022
indicates that the
engine has reached the overrevving range
when in the manual gearshift program.
Upshift indicator UP 0022
fades out other
messages until you have shifted up.
If the engine oil temperature is below 176 ‡
(80 †) the oil temperature is shown in blue.
Avoid driving at full engine output during this
time.
SETUP SETUP shows the drive program, the ESP
®
(Electronic Stability Program) mode and the
SPORT handling mode.
X Press 0002or0005 on the steering wheel
to select the AMG menu.
X Press the 0003button repeatedly until
SETUP is displayed. 0002
Drive program (C /SS+ /M )
0003 ESP ®
mode (ON /OFF ) or SPORT handling
mode (SPORT )Menus and submenus
219On-board computer and displays Z

RACETIMER
Displaying and starting RACETIMER
The RACETIMER is only intended for use on a
closed race circuit. Do not use the function
on public roads.
You can use the RACETIMER to store lap
times.
X Press 0002or0005 on the steering wheel
to select the AMG menu.
X Press the 0003button repeatedly until the
RACETIMER is shown.
i If the RACETIMER is selected, the 0002
and 0005 buttons canno tbe used to call up
the menu bar. 0002
Lap
0003 RACETIMER
You can start the RACETIMER when the
engine is running or if the SmartKey is in
position 2in the ignition lock.
X To start: press the 000Bbutton to start the
RACETIMER.
Displaying the intermediate time X
Press the 0002or0005 button to select
Interm. Time .
X Press 000Bto confirm.
The intermediate time is displayed for five
seconds. Starting a new lap
X
Press 000Bto confirm New Lap .
0002
RACETIMER
0003 Fastes tlap time (bes tlap)
0022 Lap
i It is possible to store a maximum of
sixteen laps. The 16th lap can only be
completed with Finish Lap .
Stopping the RACETIMER
X Press the 0006button on the steering
wheel. X
Press 000Bto confirm Yes .
The RACETIMER interrupts timing when you
stop the vehicle and turn the SmartKey to
position 1in the ignition lock. If you turn the
key to position 2or 3and then press 000Bto
confirm Start , timing is continued.
Resetting the current lap
X Stop the RACETIMER.
X Press the 0002or0005 buttonto select
Reset Lap .
X Press 000Bto reset the lap time to "0".
Deleting all laps
If you switch off the engine, the RACETIMER
is reset to "0" after 30 seconds. All laps are
deleted. 220
Menus and submenusOn-board computer and displays

Display messages Possible causes/consequences and
0001 Solutions
000B(USA
only)
0005(Canada
only)
Brake Immediately A malfunction has occurred while the HOLD function or
DISTRONIC PLUS is active.
At
one may also sound at regular intervals. If you attempt to lock
the vehicle, the tone becomes louder.
You cannot start the engine.
X Paying attention to the traffic situation, immediately depress the
brake pedal firmly and hold until the display message
disappears.
X Use the folding wheel chock (Y page 339) from the vehicle tool
kit to secure the vehicle against rolling away.
You can restart the engine. 000B(USA
only)0005(Canada
only)
Check Brake Fluid Level There is not enough brake fluid in the brake fluid reservoir.
In addition, the
000B(USA only)/0005 (Canada only) warning
lamp lights up in the instrument cluster and a warning tone
sounds.
G WARNING
The braking effect may be impaired.
There is a risk of an accident.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions. Do not continue driving
under any circumstances.
X Secure the vehicle against rolling away (Y page 164).
X Consult a qualified specialist workshop.
X Do not add brake fluid. This does not correct the malfunction. 0006
Check Brake Pad
Wear The brake pads/linings have reached their wear limit.
X Visit a qualified specialist workshop. 0008
Inoperative One or more main features of the mbrace system are
malfunctioning.
X
Have the mbrace system checked immediately at a qualified
specialist workshop. PRE-SAFE
Inoperative See
Operator's Manual Important functions of PRE-SAFE
®
have failed. All other occupant
safety systems, e.g. air bags, remain available.
X Visit a qualified specialist workshop immediately. Display messages
225On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
PRE-SAFE
Functions
Currently Limited
See Operator's
Manual PRE-SAFE
®
Brake is temporarily inoperative. Possible causes are:
R function is impaired due to heavy rain or snow.
R the sensors in the radiato rgrill and the bumper are dirty.
R the rada rsensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
R AMG vehicles: ESP ®
is deactivated.
R the system is outside the operating temperature range.
R the on-board voltage is too low.
When the causes stated above no longer apply, the display
message disappears.
PRE-SAFE ®
Brake is operational again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 164).
X Clean the sensors in the radiator grill and the bumper
(Y page 295).
X Restart the engine.
X AMG vehicles: reactivate ESP ®
(Y page 69). PRE-SAFE
Functions Limited
See Operator's
Manual PRE-SAFE
®
Brake is inoperative due to a malfunction. BAS PLUS
or the distance warning signal may also have failed.
X Visit a qualified specialist workshop. 001E
SRS Malfunction
Service Required There is a malfunction in the SRS (Supplemental Restraint
System). The
001Ewarning lamp also lights up in the instrument
cluster.
G WARNING
The air bags or Emergency Tensioning Devices may either be
triggered unintentionally or, in the event of an accident, may not
be triggered.
There is an increased risk of injury.
X Visit a qualified specialist workshop.
For further information about SRS, see (Y page 41).226
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
0001 Solutions
0002
Switch Off Lights The lights are still switched on when you leave the vehicle. A
warning tone also sounds.
X Tur nthe light switch to 0004. 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 again message is displayed.
Adaptive Highbeam Assist is operational again.
Engine
Display messages Possible causes/consequences and
0001 Solutions
000D
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 290).
X If coolant needs to be added more often than usual, have the
engine coolant system checked at a qualified specialist
workshop. 000C The fan motor is faulty.
X
At coolant temperatures below 248 ‡ (120 †) drive to the
nearest qualified specialist workshop.
X Avoid subjecting the engine to heavy loads, e.g. driving in
mountainous terrain, and stop-and-go traffic. Display messages
233On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
000C
Coolant Too Hot
Stop Vehicle Turn
Engine Off The coolan
tis 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 164).
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 below 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 †). 234
Display messagesOn-board computer and displays