Problem
Possible causes/consequences and
X XSolutions ÷
å
J
!
The yellow ESP
®
and ESP ®
OFF
warning lamps,
the red brake
system warning
lamp and the
yellow ABS
warning lamp
are lit while the
engine is run-
ning. G
Risk of accident
Electronic brake force distribution (EBV) is faulty. Other systems,
e.g. ABS, BAS, BAS PLUS*, ESP ®
, PRE-SAFE ®
, PRE-SAFE ®
Brake*, HOLD, hill start assist, the adaptive brake lights and
ESP ®
trailer stabilisation, are also unavailable. The brake system
continues to function normally, but without the functions listed
above. Therefore, the wheels could lock if you brake hard.
X Observe the additional messages in the multi-function display
(Y page 316).
X Drive on carefully.
X Visit a qualified specialist workshop. ÷
å
!
The yellow ESP
®
and ESP ®
OFF
warning lamps
and the yellow
ABS warning
lamp are lit while
the engine is
running. A warn-
ing tone also
sounds. G
Risk of accident
EBV is faulty. Other systems, e.g. ABS, BAS, BAS PLUS*, ESP ®
,
PRE-SAFE ®
, PRE-SAFE ®
Brake*, HOLD, hill start assist, the adap-
tive brake lights and ESP ®
trailer stabilisation, are also unavaila-
ble. The brake system continues to function normally, but without
the functions listed above. Therefore, the wheels could lock if you
brake hard.
X Observe the additional messages in the multi-function display
(Y page 316).
X Drive on carefully.
X Visit a qualified specialist workshop. ÷
å
!
The yellow ESP
®
and ESP ®
OFF
warning lamps
and the yellow
ABS warning
lamp are lit while
the engine is
running. G
Risk of accident
ABS and ESP ®
are faulty. Other systems, e.g. BAS, BAS PLUS*,
PRE-SAFE ®
, PRE-SAFE ®
Brake*, HOLD, hill start assist, the adap-
tive brake lights and ESP ®
trailer stabilisation, are also unavailable
due to a malfunction. The brake system continues to function nor-
mally, but without the functions listed above. Therefore, the
wheels could lock if you brake hard.
X Observe the additional messages in the multi-function display
(Y page 316).
X Drive on carefully.
X Visit a qualified specialist workshop. 352
TroubleshootingPractical advice
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Problem
Possible causes/consequences and
X
X Solutions ÷
The yellow ESP ®
warning lamp
flashes while the
vehicle is in
motion. G
Risk of accident
ESP ®
or traction control has intervened because there is a risk of
skidding or at least one wheel has started to spin.
Cruise control or Distronic Plus* is deactivated.
X Only depress the accelerator pedal as far as necessary when
pulling away.
X Release the accelerator pedal while you are driving.
X Adapt your driving style to suit the road and weather conditions.
X Do not deactivate ESP ®
.
Exceptions: (Y page 51) å
The yellow ESP ®
OFF warning
lamp is lit while
the engine is
running. G
Risk of accident
ESP ®
and ESP ®
trailer stabilisation are deactivated. ESP ®
will not
stabilise the vehicle if it starts to skid or if a wheel starts to spin.
X Reactivate ESP ®
.
Exceptions: (Y page 51)
X Adapt your driving style to suit the road and weather conditions. ÷
å
The yellow ESP
®
and ESP ®
OFF
warning lamps
are lit while the
engine is run-
ning. G
Risk of accident
ESP ®
, BAS, BAS PLUS*, PRE-SAFE ®
, HOLD, hill start assist, the
adaptive brake lights and ESP ®
trailer stabilisation are unavailable
due to a malfunction. ESP ®
will not stabilise the vehicle if it starts
to skid or if a wheel starts to spin.
The brake system continues to function normally, but without the
functions listed above.
X Observe the additional messages in the multi-function display
(Y page 316).
X Drive on carefully.
X Visit a qualified specialist workshop. 6
The red SRS
warning lamp is
lit while the
engine is run-
ning. G
Risk of injury
There is a malfunction in the restraint system. The airbags or belt
tensioners may either be triggered unintentionally or, in the event
of an accident, not be triggered at all.
X Visit a qualified specialist workshop immediately. Troubleshooting
353Practical advice
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Problem
Possible causes/consequences and
X XSolutions !
The red indicator
lamp for the
electric parking
brake flashes
and/or the yel-
low warning
lamp for the
electric parking
brake lights up. G
Risk of accident
The electric parking brake is temporarily malfunctioning or defec-
tive.
X Observe the additional messages in the multi-function display
(Y page 316). J
The red brake
system warning
lamp comes on
while the engine
is running. A
warning tone
also sounds. G
Risk of accident
There is insufficient brake fluid in the fluid reservoir.
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 Consult a qualified specialist workshop immediately.
X Observe the additional messages in the multi-function display
(Y page 316).
Do not top up the brake fluid. This will not rectify the fault. ;
The yellow
engine diagnos-
tics warning
lamp lights up
while the engine
is running. There may be a fault, for example:
R
in the engine management
R in the ignition system
R in the exhaust system
R in the ignition system
The emission limit values may be exceeded and the engine can
run in emergency mode.
X Have the vehicle checked as soon as possible at a qualified
specialist workshop. h
The yellow tyre
pressure moni-
tor* warning
lamp is on. G
Risk of accident
The tyre pressure monitor* has detected a sudden or significant
pressure loss in at least one of the tyres.
X Stop the vehicle without making any sudden steering or braking
manoeuvres. Pay attention to traffic conditions as you do so.
X Observe the additional messages in the multi-function display
(Y page 316). 354
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Problem
Possible causes/consequences and
X XSolutions The yellow reserve fuel
warning lamp lights up
while the engine is run-
ning. The fuel level has fallen below the reserve range. The operation of
the auxiliary heating* can no longer be guaranteed.
X
Refuel at the nearest filling station. Warning tones
Problem
Possible causes/consequences and
X XSolutions The anti-theft warning
alarm* is triggered. You have opened the vehicle with the anti-theft alarm system still
activated*.
X
Switch off the alarm (Y page 55).You hear a warning
tone. A message appears in the multi-function display.
X
See the explanations for the display message (Y page 316).You are driving with the electric parking brake applied.
X
Release the electric parking brake. The lights are still switched on when you leave the vehicle.
X
Turn the light switch to $orc.
or
X If the rear foglamp is switched on: press the light switch in to
the stop. G
Risk of injury
The driver or front passenger have not fastened their seat belt.
X Fasten your seat belt (Y page 191).You hear a warning
tone.
The
· red distance warning lamp* lights up while the vehicle
is in motion.
X Observe the explanations for the distance warning lamp*
(Y page 351). You hear a dual warning
tone.
The
9 red Blind Spot Assist* warning lamp flashes in one of
the exterior mirrors.
X Observe the explanations for the Blind Spot Assist* warning
lamp (Y page 350). 356
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Cornering light
X
Switch off the lights.
X Open the bonnet.
X Pull housing cover :by retaining lug ;in
the direction of the arrow and remove it.
X Turn bulb holder ?anti-clockwise and
remove it.
X Remove the bulb from bulb holder ?.
X Insert the new bulb into bulb holder ?and
push it down as far as it will go.
X Insert bulb holder ?into the guide in the
headlamp.
Left-hand headlamp: cable outlet =of
bulb holder ?must be pointing down and
to the left.
Right-hand headlamp: cable outlet =of
bulb holder ?must be pointing up and to
the right.
X Turn bulb holder ?clockwise.
X Replace housing cover :and tighten it
until it engages audibly. Replacing the wiper blades
G
Risk of accident
The windscreen will no longer be wiped prop-
erly if the wiper blades are worn. This could
prevent you from observing the traffic condi-
tions, thereby causing an accident. Replace
the wiper blades twice a year, ideally in spring
and autumn. G
Risk of accident
The wiper arms could start moving and cause
an injury if you leave the windscreen wipers
switched on.
Remove the key from the ignition lock before
replacing the wiper blades.
! To avoid damaging the windscreen wiper
blades, make sure that you touch only the
wiper arm of the windscreen wiper. Removing
Moving the wiper blades to a vertical
position Vehicles without KEYLESS GO*
X
Turn the key to position 1or 2in the ignition
lock.
X Set the windscreen wipers to posi-
tion ° on the combination switch.
X When the wiper arms have reached a ver-
tical position, turn the key to position 0and
remove it from the ignition lock.
X Fold the wiper arm away from the wind-
screen until it engages.
X Set the wiper blade at right angles to the
wiper arm.
Vehicles with KEYLESS GO*
X Switch off the engine.
X Take your foot off the brake pedal.
X Set the windscreen wipers to posi-
tion ° on the combination switch.
X Press the Start/Stop button repeatedly
until the windscreen wipers start.
X When the wiper arms have reached a ver-
tical position: press the Start/Stop button.
X Fold the wiper arm away from the wind-
screen until it engages.
X Set the wiper blade at right angles to the
wiper arm. 372
Replacing the wiper bladesPractical advice
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X
Unscrew the uppermost wheel bolt com-
pletely.
X In place of the wheel bolt, screw centring
pin ?from the vehicle tool kit into the
thread.
X Unscrew the remaining wheel bolts fully.
! Do not place wheel bolts in sand or dirt.
The threads of the wheel bolts and wheel
hubs could otherwise be damaged when
the bolts are tightened.
X Remove the wheel.
Fitting a new wheel G
Risk of accident
Replace damaged or corroded wheel bolts.
Never oil or grease wheel bolts. This could
cause the bolts to loosen in the wheel hub. G
Risk of accident
If a wheel hub thread is damaged, you must
not drive the vehicle any further. Consult a
qualified specialist workshop which has the
necessary specialist knowledge and tools to
carry out the work required. Mercedes-Benz
recommends that you use a Mercedes-Benz
Service Centre or Service 24h for this pur-
pose. In particular, work relevant to safety or
on safety-related systems must be carried out
at a qualified specialist workshop. G
Risk of accident
Only use wheel bolts that have been designed
for the wheel and the vehicle. For safety rea-
sons, Mercedes-Benz recommends that you
only use wheel bolts which have been
approved for Mercedes-Benz and the respec-
tive wheel. Other bolts may work loose or
damage the brake system.
Do not tighten the wheel bolts completely
while the vehicle is still jacked up. The vehicle
could topple off the jack. Wheel bolts for:
:
17" light-alloy wheel, 7-spoke design with
MB Number A 221 401 76 02, 18" light-
alloy wheel and larger
; 17" light-alloy wheel, 7-spoke design with
MB Number A 221 401 02 02
= "Minispare" emergency spare wheel*
! Always use wheel bolts ;or= to fit 17",
7-spoke wheels with MB Number A
221 401 02 02 or the "Minispare" emer-
gency spare wheel*. Using other wheel
bolts when fitting 17", 7-spoke wheels or
the "Minispare" emergency spare wheel*
could damage the brake system.
X Clean the wheel and wheel hub contact
surfaces. 380
Flat tyrePractical advice
* optional
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