2014 MERCEDES-BENZ CLA light

ProblemPossible causes/consequences and
Solutions

The yellow ESP®and
ESP®OFF warning
lamps are lit while the
engine is running.
ESP®, BAS, COLLISION PREVENTION ASSIST, COLLISION
PREVENTION ASSIST PLUS, the HOLD function and hill start assist
are not available due to a malfunction.
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.
XVisit a qualified specialist workshop.

The yellow ESP®and
ESP®OFF warning
lamps are lit while the
engine is running.
ESP®, BAS, the HOLD function and hill start assist are temporarily
unavailable.
COLLISION PREVENTION ASSIST/COLLISION PREVENTION
ASSIST PLUS may also have failed.
ATTENTION ASSIST is deactivated.
Self-diagnosis is not yet complete.
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.
XCarefully drive a suitable distance, making slight steering
movements at a speed 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.
XVisit a qualified specialist workshop.
246Warning and indicator lamps in the instrument cluster
On-board computer and displays

ProblemPossible causes/consequences and
Solutions
(USA only)
(Canada only)
The red indicator lamp
for the electric parking
brake flashes or lights
up and/or the yellow
warning lamp for the
electric parking brake
lights up.
XObserve the additional display messages in the multifunction
display.

The red SRS warning
lamp is lit while the
engine is running.
There is a malfunction in the SRS (Supplemental Restraint
System).
GWARNING
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.
XDrive on carefully.
XHave SRS checked at a qualified specialist workshop
immediately.
For further information about SRS, see (Ypage 38).
Warning and indicator lamps in the instrument cluster247
On-board computer and displays
Z

Engine
ProblemPossible causes/consequences and
Solutions

The yellow Check
Engine warning lamp
lights up while the
engine is running.
There may be a malfunction, for example:
Rin the engine management
Rin the fuel injection system
Rin the exhaust system
Rin the ignition system
Rin the fuel system
The emission limit values may be exceeded and the enginemay
be running in emergency mode.
XHave the vehicle checked as soon as possible at a qualified
specialist workshop.
iIn some states, you must immediately visit a qualified
specialist workshop as soon as the yellow CheckEngine warning
lamp lights up.This depends on the locally applicable legal
requirements. 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 engine is
running.
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:visit a qualified specialist
workshop.
\r
The red coolant
warning lamp lights up
while the engine is
running and the coolant
temperature gage is at
the start of the scale.
The temperature sensor for the coolant temperature gage 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 153).
XConsult a qualified specialist workshop.
248Warning and indicator lamps in the instrument cluster
On-board computer and displays

ProblemPossible causes/consequences and
Solutions
XLeave the vehicle and keep a safe distance from the vehicle until
the engine has cooled down.
XCheck the coolant level and add coolant (Ypage 283). Observe
the warning notes.
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
mountainous terrain, and stop-and-go traffic.
Driving systems
ProblemPossible causes/consequences and
Solutions

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. A warning tone
also sounds.
You are approaching a vehicle or a stationary obstacle in your line
of travel at too high a speed.
XBe prepared to brake immediately.
XPay careful attention to the traffic situation. You may have to
brake or take evasive action.
For further information about the distance warning function of
COLLISION PREVENTION ASSIST (Ypage 62).
For further information about COLLISION PREVENTION ASSIST
PLUS (Ypage 64).
250Warning and indicator lamps in the instrument cluster
On-board computer and displays

Stowage compartment in front of the
armrest (vehicles with automatic
transmission)
XTo open:press the marking on cover.
iYou can remove the non-slip mat and the
insert for cleaning. When removing the
insert you will have to overcome some
slight resistance.
Stowage compartment under the armrest
XTo open:on vehicles with moveable
armrests, make sure that the armrest is in
the rearmost position.
XPress buttonand fold the armrest up.
iDepending on the vehicle's equipment, a
USB connection and an AUX IN connection
or a Media Interface are installed in the
stowage compartment. A Media Interface
is a universal interface for portable audio
equipment, e.g. for an iPod®or MP3 player
(see the separate Audio or COMAND
Operating Instructions).
Stowage compartment under the driver's
seat and front-passenger seat
GWARNING
If you exceed the maximum load for the
stowage compartment, the cover may not be
able to restrain the items. Items may be
thrown out of the stowage compartment and
hit vehicle occupants. There is a risk of injury,
particularly in the event of sudden braking or
a sudden change in direction.
Never exceed the maximum permissible load
for the stowage compartment. Stow and
secure heavy objects in the trunk.
The maximum permissible load of the
stowage compartment is 2.6 lbs (1.5 kg).
XTo open:pull handleup and fold
coverforwards.
Stowage space in the rear
Stowage compartment in the rear center
console
256Stowage areas
Stowage and features

cupholder are folded in. They may
otherwise be damaged.
Observe the loading guidelines (Ypage 254).
Folding the rear seat backrest forwards
and back
Folding the rear seat backrest forward
The left-hand and right-hand rearseat
backrests can be folded forwards separately
to increase the trunk capacity.
XFully insert the backrest head restraints
(Ypage 94).
XMove the driver's or front-passenger seat
forward if necessary.
XPull left-hand or right-hand release
handleof the seat backrest forwards.
Corresponding seat backrestis
released.
XFold backrestforwards.
XMove the driver's or front-passenger seat
back if necessary.
XInsertthe seat belt into seat-belt
extender.
Folding the rear seat backrest back
XMove the driver's or front-passenger seat
forward if necessary.
!Make sure that the seat belt does not
become trapped when folding the rear seat
backrest back. Otherwise, it could be
damaged.
XFold seat backrestback until it engages.
Red lock status indicatoris no longer
visible.
XAdjust the head restraints if necessary
(Ypage 94).
XMove the driver's or front-passenger seat
back if necessary.
Securing cargo
Cargo tie-down rings
Observe the following notes on securing
loads:
RObserve the loading guidelines
(Ypage 254).
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 nets to secure
a load, as these are only intended as an
anti-slip protection for light loads.
258Stowage areas
Stowage and features

XTo remove:carefully pull in uppersections
of cup holderon the driver's and front-
passenger sides until they release.
XLift the cup holder upwardsuntil it can
be removed.
XTo install:insert the cup holder into lateral
curved sectionsin the stowage
compartment.Insertthe cup holder so that
the wedge of the upper section of cup
holderfaces forwards.
XPress the cup holder downwards until it
engages on the right and left-hand sides.
Cup holder in the rear seat armrest
!Do not sit on or support your body weight
on the rear seat armrest when it is folded
down, as you could otherwise damage it.
!Close the cup holder before folding the
rear seat armrest up. Otherwise, the cup
holder could be damaged.
XFold down the rear seat armrest.
XTo open:press the front of cup holder
or.
Cup holderorextends automatically.
XTo close:slide cup holderorback
until it engages.
Sun visors
Overview
GWARNING
If the mirror cover of the vanity mirror is folded
up when the vehicle is in motion, you could be
blinded by incident light. There is a risk of an
accident.
Always keep the mirror cover folded down
while driving.
Mirror light
Bracket
"Retaining clip, e.g. for a car park ticket
!Vanity mirror
Mirror cover
Features261
Stowage and features
Z

Vanity mirror 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 sunvisor.
XPull sun visorout of retainer.
XSwing sun visorto the side.
XVehicles with mirror lights:slide sun
visorhorizontally as desired.
Ashtray
Front ashtray
!The stowage space under the ashtray is
not heat resistant. Before placing lit
cigarettes in the ashtray, make sure that
the ashtray is properly engaged. Otherwise,
the stowage space could be damaged.
Example: vehicles with a cover over the stowagecompartment
XTo open:push the lower section of
cover.
The stowage compartmentopens.
XTo remove the insert:lift insert"
upand out.
XTo re-install the insert:press insert"
into the holder until it engages.
iIf you remove the ashtray insert, you can
use the resulting compartment for
stowage.
Rear-compartment ashtray
XTo open:pull cover"out by its top edge.
XTo remove:pull insertby recessin
the direction of arrow!until it audibly
releases.
XLift insertup and out.
XTo install the insert:place insertfrom
above into the holder and press down until
it engages.
Cigarette lighter
GWARNING
You can burn yourself if you touch the hot
heating element or the socket of the cigarette
lighter.
In addition, flammable materials can ignite if:
Rthe hot cigarette lighter falls
Ra child holds the hot cigarette lighter to
objects, for example
262Features
Stowage and features