light MERCEDES-BENZ CLS 2014 Owners Manual

Safety
Seat belts
ProblemPossible causes/consequences andSolutions

After startingthe
engine, the red seat
belt warning lamp lights
up for6seconds.
The seat belt warning lamp reminds the driver and frontpassenger
to fasten their seat belts.
XFastenyour seat belt (Ypage 56).

After starting the
engine, the red seat
belt warning lamp lights
up. In addition, a
warning tonesounds
for up to six seconds.
The driver's seat belt is not fastened.
XFasten your seat belt (Ypage 56).
The warning toneceases.

The red seat belt
warning lamp lights up
after the engine starts,
as soon as the driver's
or the front-passenger
door is closed.
The driver or front passenger has not fastened their seat belt.
XFasten your seat belt (Ypage 56).
The warning lamp goes out.
There are objectsonthe front-passenger seat.
XRemove the objectsfrom the front-passenger seat and stow
them inasecure place.
The warning lamp goes out.

The red seat belt
warning lamp flashes
and an intermittent
audible warning
sounds.
The driver or front passenger has not fastened their seat belt. You
are driving faster than 15 mph (25 km/h) or have briefly driven
faster than 15 mph (25 km/h).
XFasten your seat belt (Ypage 56).
The warning lamp goes out and the intermittentwarning tone
ceases.
Thereare objectsonthefront-passenger seat.You are driving
faster than 15 mph (25 km/h) or have briefly driven faster than
15 mph (25 km/h).
XRemove the objectsfrom the front-passenger seat and stow
them inasecure place.
The warning lamp goes out and the intermittentwarning tone
ceases.
Indicator and warning lamps in theinstrumentcluster265
On-boar dc omputer and displays
Z

ProblemPossible causes/consequences andSolutions

The yellowABS warning
lamp is lit while the
engine is running.
ABS is temporarily unavailable. BAS,BAS PLUS, ESP®,EBD
(electronic brake force distribution), PRE-SAFE®,
PRE-SAFE®Brake, the HOLD function, hill start assist are therefore
also deactivated, for example.
Possible causes are:
Rself-diagnosis is not yet complete.
Rthe on-board voltage may be insufficient.
ATTENTION ASSIST is deactivated.
GWARNING
The brake system continues to function normally, but without the
functions listed above. The front and rear wheels could therefore
lock if you brake hard, for example.
The steerability and braking characteristics may be severely
affected. The braking distance in an emergency braking situation
can increase.
If ESP®is not operational, ESP®is unable to stabilize the vehicle.
There isarisk of an accident.
XCarefullydrive onasuitable stretch of road, making slight
steering movementsataspeed above 12 mph (20 km/h).
The functions mentioned above are available again when the
warning lamp goes out.
If the warning lamp is still on:
XObserve the additional display messages in the multifunction
display.
XDrive on carefully.
XVisitaqualified specialist workshop.
268Indicator and warning lampsinthe instrument cluster
On-board computer and displays

ProblemPossible causes/consequences andSolutions

The yellowESP®and
ESP®OFF warning
lamps are lit while the
engine is running.
ESP®,BAS,BAS PLUS, PRE-SAFE®,PRE-SAFE®Brake, the HOLD
function and hill start assist are not available due toamalfunction.
ATTENTION ASSIST is deactivated.
GWARNING
The brake system continues to function normally, but without the
functions listed above.
The braking distance in an emergency braking situation can thus
increase.
If ESP®is not operational, ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XObserve the additional display messages in the multifunction
display.
XDrive on carefully.
XVisitaqualified specialist workshop.

The yellowESP®and
ESP®OFF warning
lamps are lit while the
engine is running.
ESP®,BAS, PRE-SAFE®,the HOLD functionand hill start assist are
temporarilyunavailable.
BAS PLUSand PRE-SAFE®Brake mayalsohavefailed.
ATTENTIONASSIST is deactivated.
self-diagnosisisnot yetcomplete.
GWARNING
The brake system continues to function normally, but without the
functions listed above.
The braking distance in an emergencybraking situation can thus
increase.
If ESP®is not operational, ESP®is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident.
XCarefully drive onasuitable stretch of road, making slight
steeringmovements ataspeed above 12 mph (20 km/h).
The functions mentioned above are available again when the
warning lamp goes out.
If the warning lamp is still on:
XObserve the additional display messages in the multifunction
display.
XDrive on carefully.
XVisitaqualified specialist workshop.
Indicator and warning lampsinthe instrument cluster271
On-board computer and displays
Z

Engine
ProblemPossible causes/consequences andSolutions
\n
The yellow Check
Enginewarning lamp
lightsupwhile the
engineisrunning.
Theremay beamalfunction, for example:
Rin theenginemanagement
Rin thefuel injection system
Rin theexhaust system
Rin theignition system
Rin thefuel system
The emission limit values may be exceeded and theenginemay
be runninginemergencymode.
XHavethevehicle checked as soon as possible ataqualified
specialist workshop.
iIn somestates, you must immediately visitaqualified
specialist workshopassoon as theyellow CheckEngine warning
lamp lights up.This is due to the legal requirements in effect in
these states. If in doubt, check whether such legal regulations
apply in the state in which you are currently driving.

The yellow reserve fuel
warning lamp lights up
while the engine is
running.
The fuel level has dropped into the reserve range.
XRefuel at the nearest gas station.

The yellow reserve fuel
warning lamp flashes
while the vehicle is in
motion.
In addition, the\n
Check Enginewarning
lamp may light up.
The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
XCheck that the fuel filler cap is correctly closed.
XIf the fuel filler cap is not correctly closed:close the fuel filler
cap.
XIf the fuel filler cap is closed:visitaqualified specialist
workshop.

The red coolant
warning lamp lights up
while the engine is
running and the coolant
temperature gauge is
at the start of the scale.
The temperature sensor for the coolant temperature gauge is
defective.
The coolant temperature is no longer being monitored. There is a
risk of engine damage if the coolant temperature is too high.
XPull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions. Do not continue
driving under any circumstances.
XSecure the vehicle against rolling away (Ypage 167).
XConsultaqualified specialist workshop.
Indicator and warning lampsinthe instrument cluster273
On-board computer and displays
Z

ProblemPossible causes/consequences andSolutions
XLeave the vehicle and keepasafe distance from the vehicle until
the engine has cooled down.
XCheck the coolant level and add coolant, observing the warning
notes (Ypage 308).
XIf you need to add coolant more often than usual, have the
engine coolant system checked.
XMake sure that the air supply to the engine radiator is not
blocked, e.g. by snow, slush or ice.
XAt coolant temperatures under 248‡(120 †), drive to the next
qualified specialist workshop.
XAvoid subjecting the engine to heavy loads, e.g. driving in
mountainousterrain, and stop-and-go traffic.
Driving systems
ProblemPossible causes/consequencesandSolutions

The red distance
warning lamp lights up
while the vehicle is in
motion.
The distance to the vehicle in front is too smallfor the speed
selected.
XIncrease the distance.

The red distance
warning lamp lights up
while the vehicle is in
motion.Awarning tone
also sounds.
You are approachingavehicle orastationary obstacle in your line
of travel at too highaspeed.
XBe prepared to brake immediately.
XPay careful attention to the traffic situation. You may have to
brake or take evasive action.
Further information on PRE-SAFE®Brake (Ypage 72).
Indicator and warning lampsinthe instrument cluster275
On-board computer and displays
Z

Stowage compartment in the rear seat
armrest
!Do not sit or lean your bodyweight on the
armrests when they are folded out as you
could damage them.
!Close the cover of the stowage
compartmentbefore folding the rear seat
armrest back intothe seat backrest.
XTo open:fold down seat armrest.
XFold coverof the armrest upwards.
Storage pockets
GWARNING
Storage bags are intended for storing light-
weight items only.
Heavy objects, objects with sharp edges or
fragile objects may not be transported in the
storage bag. In an accident, during hard
braking, or sudden maneuvers,they could be
thrown around inside the vehicle and cause
injurytovehicle occupants.
Storage bags cannot protecttransported
goods in the event of an accident.
The stowage pockets are on the back of the
driver's and front-passenger'sseats.
Stowage nets
Stowage netsare located in the front-
passenger footwell and on the right-hand side
of the trunk.
Observe the loading guidelines (Ypage 278)
and the safety notes regarding stowage
spaces (Ypage 278).
Rear bench seat through-loading
feature
Important safetynotes
GWARNING
If the rear bench seat/rear seat and seat
backrest are not engaged they could fold
forwards, e.g. when brakingsuddenly or in the
event of an accident.
RThe vehicle occupantwould thereby be
pushed into the seat belt by the rear bench
seat/rear seat or by the seat backrest.The
seat belt can no longer offer the intended
level of protection and could even cause
injuries.
RObjectsorloads in the trunk cannot be
restrained by the seat backrest.
There is an increased risk of injury.
Before every trip, make sure that the seat
backrests and the rear bench seat/rear seat
are engaged.
Observe the loading guidelines (Ypage 278).
The left-hand and right-hand rear seat
backrests can be folded down separately to
increase the trunk capacity.
Folding the seat backrest forward
iVehicles with memory function: when you
fold one or both parts of the rear seat
Stowage areas281
Stowage and features
Z

backrest forwards, the respective front
seat moves forward slightly, when
necessary, in order to avoid contact.
XVehicles without memoryfunction:if
necessary,movethe driver's or front-
passengerseat forwards.
XOpen the trunk.
XPull right-hand or left-hand rear seat
backrest release handle.
The correspondingrear seat backrest is
released.
XFold rear seat backrestforwards.
XMove the driver's or front-passenger seat
back if necessary.
Folding the seat backrest back
!Make sure that the seat belt does not
become trapped when folding the rear seat
backrest back. Otherwise, it could be
damaged.
XMove the driver's or front-passenger seat
forward if necessary.
XFold rear seat backrestback until it
engages.
If the rear seat backrest is not engaged and
locked, this will be shown in the
multifunction display in the instrument
cluster.Awarning tone also sounds.
XMovethedriver'sorfront-passenger seat
back if necessary.
iYou should always engage therear seat
backrests if you do notneed the through-
loading feature. This will prevent
unauthorized access to the trunkfrom the
vehicle interior.
Securing cargo
Cargo tie-down rings
General notes
Observe the following notes on securing
loads:
RObserve the loading guidelines
(Ypage 278).
RSecure the load using the cargo tie-down
rings.
RDistribute the load on the cargo tie-down
rings evenly.
RDo not use elastic straps or netstosecure
aload, as these are only intended as an
anti-slip protection for light loads.
RDo not route tie-downs across sharp edges
or corners.
RPad sharp edges for protection.
282Stowage areas
Stowage and features

Trunk
There aresixcargo tiedown ringsin the
trunk.
Baghook
GWARNING
The bag hookscannotrestrain heavy objects
or items of luggage. Objects or items of
luggage could be flung around and thereby hit
vehicle occupantswhen braking or abruptly
changingdirections. There isarisk of injury.
Only hang light objects on the bag hooks.
Never hang hard, sharp-edged or fragile
objects on the bag hooks.
!The bag hook can bearamaximum load
of 6.6lbs (3kg) and should not be used to
secureaload.
XPull bag hookdown by tab.
Stowage well under the trunk floor
!Unhook the handle before again before
closing the trunklid and clip it in securely
to prevent the handle flap fromprotruding.
Otherwise, you coulddamage the handle.
The TIREFIT kit, the vehicletool kit, etc. are
located in the stowage compartment.
XTo open:pullhandleup.
XHook handleinto rain trough.
Roof carrier
Important safety notes
GWARNING
When you loadthe roof, the center of gravity
of the vehiclerises and the driving
characteristics change. If you exceed the
maximumroof load, the driving
characteristics, as well as steering and
braking, will be greatly impaired. There is a
risk of an accident.
Stowage areas283
Stowage and features
Z

!Make sure that any bottles weighing more
than 1.1 lb(0.5 kg) that are stored in the
bottle holder, rest on the vehicle floor. The
bottle holder could otherwise be damaged.
XPress the outer edge of buttonand slide
in the direction of the arrow until the bottle
fits into the opening.
XInsert the bottle into the bottle holder.
The bottle holder is suitablefor bottles with a
capacity of 25 fl. oz. (0.7l)to 54 fl.oz.
(1.5l).
Thebottle holder does not secure the bottles;
it merelyprevents themfromtipping over.
Sun visors
Overview
GWARNING
If the mirrorcover of the vanity mirrorisfolded
up when the vehicleisinmotion, youcould be
blinded by incident light. There isariskofan
accident.
Alwayskeepthe mirrorcover folded down
while driving.
Mirror light
Bracket
$Retaining clip, e.g. foracar park ticket
!Vanity mirror
Mirror cover
Vanitymirror in the sun visor
Mirror lightonly functions if the sun visor
is clipped into bracketand mirror cover
has been folded up.
Glare from the side
XFold down sun visor.
XPull sun visorout of retainer.
XSwing sun visorto the side.
XSlide sun visorhorizontally as required.
286Features
Stowage and features

XTo open:brieflypress the trim on
cover.
The stowagecompartment opens.
XTo remove the insert:slideinsert
forwards in the direction of the arrow.
XRemoveinsert.
XTo re-install the insert:place the insert
into the holderand press it in the opposite
direction of the arrow untilitengages.
XTo close:folddowncover.
iYoucan remove the ashtrayinsert and
usethe resulting compartment for
stowage.
Rear-compartmentashtray
XTo open:slidecoverforwards.
XTo remove the insert:pull insertup
and out.
XTo installthe insert:installinsertfrom
above into the holderand press down into
the holderuntil it engages.
Cigarette lighter
GWARNING
Youcan burn yourselfifyou touch the hot
heating element or the socket of the cigarette
lighter.
In addition, flammable materials can ignite if:
Rthe hot cigarettelighter falls
Rachild holds the hot cigarettelighter to
objects, for example
There isarisk of fire and injury.
Always hold the cigarettelighter by the knob.
Always make sure that the cigarettelighter is
out of reach of children. Never leave children
unsupervised in the vehicle.
All vehicles (except AMG)
Your attention must always be focused on the
traffic conditions. Only use the cigarette
lighter when road and traffic conditions
permit.
XTurn the SmartKey to position2in the
ignition lock (Ypage 147).
XTo open:slide coverforwards until it
engages.
XPress in cigarettelighter.
Cigarette lighterwill pop out
automatically when the heating element is
red-hot.
XTo close:briefly press coverat the
front.
The cover moves back.
288Features
Stowage and features