headlamp MERCEDES-BENZ C-Class COUPE 2017 CL205 User Guide

Automa tici nteri orlighting control
XTo switch on/off: press the| button.
When th eautomatic interior lighting control is
activated, th ebutto nisf lushw itht he over-
head control panel.
The interior lighting automatically switches on if
you:
Runloc kthe vehicl e
Ropenadoor
Rremove th eSmartKey from th eignition loc k
The interior ligh tisactivated for ashort while
when th eSma rtKey is remove dfromt heignition
lock. This delaye dswitch-off can be adjusted via
th em ultimedia system (see th eseparat eoper -
ating instructions).
Replacing bulbs
Import ant safety notes
GWARNIN G
Bulbs, lamp sand connectors can get ver yhot
when operating .Ifyou chang eabulb, you
could burn yourself on these components.
There is ariskofi njury.
Allow these component stocooldown before
changing abulb.
Do no tuse ab ulb that has been dropped or if it s
glas stub eh as been scratched.
The bulb may explod eif:
Ryou touch it
Rit is hot
Ryou dro pit
Ryou scratch it
Only operate bulbs in enclosed lamp sdesigned
for that purpose .Onlyi nstal lspar ebulbs of th e
sam etypea nd th especifie dvoltage.
Marks on th eglasstub er educe th eservic elife
of th ebulbs .Don ottouch th eglasstub ew ith
your bare hands. If necessary, clean th eglass
tub ew hen cold wit halcohol or spirit and rub it
off wit halint-free cloth .
Protect bulbs from moisture during operation .
Do no tallow bulbs to come int ocontac twith
liquids. Only replace th
ebulbs listed (
Ypage 114).
Hav ethe bulbs that you canno treplace yourself
replace dataq ualified specialist workshop .
If you require assistanc ereplacing bulbs ,con -
sult aqualified specialist workshop .
If th enew bulb still does no tligh tup, consult a
qualified specialist workshop .
Headlamps and lights are an important aspect of
vehicl esafety. You mus tthe refor emakes ure
that th ese fu
nction correctl
yatall times .Have
th eh eadlamp setting checke dregularly.
Overview ofbul btypes
You can replace th efollowin gbulbs .The bulb
typ ecan be foun dinthelegend .
Vehicles wit hhalogen headlamp s
:
Low-beam headlamp :H755W
;High-beam headlamp :H755W
=Turn signal lamp:PWY 24 W
Replacing front bulbs (vehicles with
halogen headla mps)
Removing and installing th ecover in the
front wheel housing
114Replacin gbulbs
Lightsa nd windshield wipers

You must remove the cover of the frontwheel
housingb eforeyou can change the frontt urn
signal lamp.
XTo remove: switchoff the lights.
XTurn the frontw heels inwards.
XTurn rotary knob :180°o utwards until it
stops using asuitable object.
Cover ;is released.
XFold cover ;upwards.
XTo install: insertcover ;intot he left,r ight
and two lower catches.
XTurn rotary knob :180°i nwards until it
stops using asuitable object.
Cover ;is locked.
Low-beam headlamps
XSwitch off the lights.
XOpen the hood.
XTurn housingc over:counter-clockwise and
remove it.
XTurn bulb holder ;counter-clockwise and
pull out.
XPull the bulb out of bulb holder ;.
XInsert the new bulb intobulb holder ;.
XInsert bulb holder ;and turn it clockwise.
XPress on housingc over:and turn it to the
right.
High-beam headlamps
XSwitch off the lights.
XOpen the hood.
XTurn housingc over:counter-clockwise and
remove it.
XTurn bulb holder ;counter-clockwise and
pull out.
XPull the bulb out of bulb holder ;.
XInsert the new bulb intobulb holder ;.
XInsert bulb holder ;and turn it clockwise.
XPress on housingc over:and turn it clock-
wise.
Turn signal
XRemove the cover in the frontw heel housing
(Ypage 114).
XTurn housingc over:counter-clockwise and
remove it.
XTurn bulb holder ;counter-clockwise,
unloc kitand pull out.
XPull the bulb out of bulb holder ;.
XInsert the new bulb intobulb holder ;.
XInsert bulb holder ;and turn it clockwise.
Replacing bulbs115
Lights and windshield wipers
Z

Display messagesPossible causes/consequences andMSolutions
If theconditi onsa re no tfulfilled ,the system is no toperating correctly.
XVisit aqualified specialist workshop immediately.
Fo rfurther information about th eOccupant Classification System, see
(
Ypage 49).
Lights
Display messagesPossible causes/consequences and MSolutions
b
CheckLeftLowBeam(Example)
The correspondin gbulb is faulty.
XVisit aqualified specialist workshop .
or
XChec kwhether you are permitte dtoreplace th ebulb yourself
(Ypage 114).
iLE Dl igh tsources: th edisplay message for th ecorre spondin g
lamp only appear swhen all th eLEDsint helamp hav efailed.
b
Active HeadlampsInoperative
The active ligh tfunction is faulty.
XVisit aqualified specialist workshop .
b
Malfunction SeeOperator’sManual
The exterio rlighting is defective.
XVisit aqualified specialist workshop .
b
AutoLampF unctionInoperative
The ligh tsensor is faulty.
XVisit aqualified specialist workshop .
b
Switch Off Lights
You leavethe vehicl eand th elights are switched on .Awarning tone
also sounds.
XTurn th eligh tswitch to th eà position .
b
Switch On Headlamps
You are drivin gwithl ow-beam headlamp sswitched off .
XTurn theligh tswitch to th eL orà position .
Display messages231
On-boardc omputer andd isplays
Z

The antifreeze concentrate/corrosion inhibitor
concentration in the engine cooling system
should:
Rbe at least 50%. This will protectthe engine
cooling system against freezin gdown to
approximately -35 ‡(-37 †).
Rnot exceed 55% (antifreez eprotection down
to -49 ‡[-45 †]) .Otherwise, hea twilln ot be
dissipated as effectively.
Mercedes-Benz recommends an antifreeze/
corrosion inhibito rconcentrate in accordance
with MB Specifications for Service Products
310.1.
iWhe nthe vehicl eisfirst delivered, it is filled
with acoolant mixture thate nsures adequate
antifreeze and anti-corrosion protection.
iThe coolant is checked with every mainte-
nance intervalataq ualified specialist work-
shop.
Fillin gcapacities
ModelCapacity
Mercedes ‑AMG
vehicles12.6 US qt (11.9 l)
Allo ther models9.5 US qt (9.0 l)
Windshield washe rsystem
Important safety notes
GWARNING
Windshiel dwasher concentrate coul dignite if
it comes into contact with hot engine compo-
nents or the exhaust system. There is arisk of
fire and injury.
Make sure that no windshield washer con-
centrate is spilled next to the filler neck.
!Only use washer flui dthat is suitabl efor
plastic lam plenses, e.g. MB SummerFi torMB
WinterFit. Unsuitabl ewasher flui dcoul ddam-
age the plastic lense softhe headlamps.
!Only MB SummerFi tand MB WinterFit
washer flui dshould be mixed together. The
sprayn ozzles may otherwise become
blocked. Do not use distille
dorde-ionized water, other-
wise, the leve lsensor may give afals ereading.
When handling washer fluid, observe the impor-
tant safety notes on service products
(
Ypag e344).
At temperatures above freezing:
XFill the washer flui dreservoir with amixture of
water and windshield washer fluid, e.g. MB
SummerFit.
Add 1part MB SummerFi tto100 parts water.
At temperatures below freezing:
XFill the washer flui dreservoir with amixture of
water and washer fluid, e.g. MB WinterFit.
For the correct mixing ratio refer to the infor-
mation on the antifreeze reservoir.
iAdd windshield washer fluid, e.g. MB Sum-
merFit or MB WinterFit, to the washer flui dall
yea rround.
Climate control systemr efrigerant
Important safety notes
The climate control syste mofyourvehicleisf il-
led with refrigerant R ‑134a.
The instructio nlabel regarding the refrigerant
type use dcan be found on the radiator cross
member.
!Only the refrigerant R ‑134a and the PAG oil
approved by Mercedes-Benz may be used.
The approved PAG oil may not be mixed with
any other PAG oil that is not approved for
R-134a refrigerant. Otherwise, the climate
control syste mmay be damaged.
Service work, such as refilling with refrigerant or
replacing component parts, may only be carried
out by aqualified specialist workshop. All appli-
cabl eregulations, as wel lasSAE standard J639,
must be adhered to.
Always have work on the climate control system
carrie dout at aqualified specialist workshop.
348Service products and filling capacities
Technical data