2009 MERCEDES-BENZ E-CLASS COUPE Owners Manual

Problem Possible causes/consequences and
0050
0050Solutions You hear
awarning
tone. The red distance warning lamp*
00BAlights up while the vehicle
is in motion.
X Observe the explanations for the distance warning lamp*
(Y page 232). Accident
Problem Possible causes/consequences and
0050 0050Solutions Fuel is leaking from the
vehicle.
G
Risk of fire
The fuel line or the fuel tank has been damaged. The leaking fuel
creates arisk of fire or explosion.
X Switch off the ignition immediately.
X Remove the ignition key.
Do not restart the engine under any circumstances. The leaking
fuel creates arisk of fire or explosion.
X Consult aqualified specialist workshop. You are unable to
determine the extentof
the damage.
X
Consult aqualified specialist workshop. You cannot detect any
damage.
X
Start the engine as normal. The active bonnet func-
tion (pedestrian protec-
tion) has been trig-
gered. Your vehicle has been involved in
afrontal collision.
X Reset the triggered active bonnet (pedestrian protection)
(Y page 256). The NECK-PRO head
restraint
sonthe driv-
er's and front-
passenger seats have
been triggered. Your vehicle has been involved in
arear-end collision.
X Reset the NECK-PRO head restraint s(Ypage 257). 238
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Seat belt
Problem Possible causes/consequences and
0050
0050Solutions The seat-belt extender
is unable to be retrac-
ted.
G
Risk of injury
The seat-belt extender is defective.
X Push back the seat-belt extender with force.
X Have the seat-belt extender checked at aqualified specialist
workshop.
If the seat-belt extender is unable to be pushed back:
X Do not drive on.
X Consult aqualified specialist workshop. Fuel and fuel tank
Problem Possible causes/consequences and
0050 0050Solutions Fuel is leaking from the
vehicle.
G
Risk of explosion or fire
The fuel line or the fuel tank is defective.
X Turn the key to position 0(Y page 65) in the ignition lock imme-
diately and remove it.
X Do not restart the engine under any circumstances.
X Consult aqualified specialist workshop. The fuel filler flap can-
not be opened. The fuel filler flap is not released.
Or:
The key batteries are discharged.
X
Unlock the vehicle (Y page 249).
Or:
X Unlock the vehicle using the emergency key element
(Y page 249). The fuel filler flap is released, but the opening mechanism is jam-
med.
X
Consult aqualified specialist workshop. Troubleshooting
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Problem Possible causes/consequences and
0050
0050Solutions The fuel tank in
avehi-
cle with adiesel engine
has been run com-
pletely dry and the
engine will not start. There is air in the fuel system.
X
Refuel the vehicle (at least 5litres).
X Turn the ignition on for at least 10 seconds. Turn the key to
position 2(Y page 65) in the ignition lock.
X Start the engine continuously for up to 10 seconds until it runs
smoothly.
Or:
X Start the engine via the touch-start function. To do this, turn the
key to position 3(Y page 65) in the ignition lock and then release
it immediately.
The fuel system is now free of air.
If the engine does not start:
X Turn the ignition on again for at least 10 seconds. Turn the key
to position 2(Y page 65) in the ignition lock.
X Start the engine again continuously for up to 10 seconds until
it runs smoothly.
Or:
X Start the engine again via the touch-start function.
If the engine does not start after three attempts:
X Consult aqualified specialist workshop. 240
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Engine
Problem Possible causes/consequences and
0050
0050Solutions The engin
ewill not
start. The HOLD function or Distronic Plus* is activated.
X
Switch off HOLD (Y page 136) or Distronic Plus (Y page 131).
X Try to start th eenginea gain. The engin
ewill not
start .You can hear the
starter motor operat-
ing. R
Ther eisam alfunctio nintheengin eelectronics.
R Ther eisam alfunctio ninthefuel supply.
R The on-board voltage is to olow because th estarter battery is
to ow eak or discharged.
X Before th enexts tart attempt ,tur nt he keyb ack to position 0
(Y page 65 )intheignition loc korpressthe Start/Sto pbut-
ton* until all th eindicator light sintheinstrumen tcluste rhave
gon eout.
X Try to start th eenginea gain (Y page 98). When doin gso,
remembe rtha te xcessively lon gand frequen tattempt stostart
th ee nginew ill drain th ebattery.
If th eengined oes no tstart after several attempts:
X Consult aqualifie dspecialist workshop. The engin
ewill not
start .You can hear the
starter motor operat-
ing .The reserv efuel
warning lamp is on and
th ef uel gauge
shows 0. The fuel tan
khas been run dry.
X Refuel th evehicle. The engin
ewill not
start .You canno thear
th es tarter motor. The on-board voltage is to
olow because th estarter battery is too
weak or discharged.
X Jump-start th evehicle (Y page 276).
If th eengined oes no tstart despite attempting to jump-star tit:
X Consult aqualifie dspecialist workshop. The starter motor was exposed to
athe rmal load that was to ohigh.
X Allo wthe starter motor to coo ldown for approximately two
minutes.
X Try to start th eenginea gain.
If th eengines till does no tstart:
X Consult aqualifie dspecialist workshop. Troubleshooting
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Problem Possible causes/consequences and
0050
0050Solutions Vehicles with
apetrol
engine:
The engine is not run-
ning smoothly and is
misfiring. There is
amalfunction in the engine electronics or amechanical
componentoft he engine control unit.
X Only depress the accelerator pedal slightly.
X Have the cause rectified immediately at aqualified specialist
workshop.
Otherwise, non-combusted fuel may get into the catalytic con-
verter and damage it. The coolant tempera-
ture gauge shows a
value above 120 †.
The coolant warning
lamp may also light up
and awarning tone may
sound (Y page 107). The coolant level is too low. The coolant is too hot and the engine
is no longer being cooled sufficiently.
X
Stop as soon as possible and allow the engine and the coolant
to cool down.
X Check the coolant level (Y page 183). Observe the warning
notes as you do so and top up the coolant if necessary. If the coolant level is correct,t
he radiator fan may be faulty. The
coolant is too hot and the engine is no longer being cooled suffi-
ciently.
X If the coolant temperature is less than 120 †, you can continue
driving to the nearest qualified specialist workshop.
X Avoid heavy loads on the engine as you do so, e.g. driving on
mountain roads and stop/start driving. 242
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Automati
ctransmission* Problem Possible causes/consequences and
0050
0050Solutions The transmission has
problem
sshifting gear. The transmission is losing oil.
X
Hav ethe transmission checke dataqualified specialist work-
sho pimmediately. The acceleration ability
is deteriorating.
The transmission no
longer changes gear. The transmission is in emergenc
ymode.
It is only possible to shif tinto second gear and revers egear.
X Stop th evehicle.
X Mov ethe transmission to position P.
X Turn th ekeyin th eignition to position 0(Y page 65 )orpress
th eS tart/Sto pbutton* repeatedly until all indicator lamp sin
th ei nstrumen tcluste rgoo ut.
X Wait at least 10 seconds before restarting th eengine.
X Mov ethe transmission to position Dor R.
If D is selected, th etransmission shifts into secondgear;ifRis
selected, th etransmission shifts int orevers egear.
X Hav ethe transmission checke dataqualified specialist work-
sho pimmediately. PARKTRONIC*
Problem Possible causes/consequences and
0050 0050Solutions Only th
ered segments
in th ePARKTRONIC
warning display are lit.
You also hear awarning
tone for approximately
two seconds.
PARKTRONI Cisdeacti-
vated after approx-
imately 20 seconds and
th ei ndicator lamp in
th eP ARKTRONI Cbut-
to nl ights up. PARKTRONI
Chas malfunctioned and has switched itself off.
X If problem spersist, hav ePARKTRONI Cchecked ataq ualified
specialist workshop. Only th
ered segments
in th ePARKTRONIC
warning display are lit.
PARKTRONI Cisdeacti-
vated after approx-
imately 20 seconds. The PARKTRONI
Csensor sare dirt yorthere is interference.
X Clean th ePARKTRONI Csensor s(Ypage 202).
X Switc hthe ignition bac kon. Troubleshooting
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Problem Possible causes/consequences and
0050
0050Solutions Only the red segments
in the PARKTRONIC
warning display are lit.
PARKTRONIC is deacti-
vated after approx-
imately 20 seconds. The problem may be caused by an external source of radio or
ultrasound waves.
X
See if PARKTRONIC functions in adifferent location. Headlamps
Problem Possible causes/consequences and
0050 0050Solutions The headlamps are mis-
ted up on the inside. Air humidity is very high.
X
Drive with the headlamps switched on.
The headlamps are demisted after ashort distance. The headlamp housing is not sealed and moisture has been able
to enter.
X
Have the headlamps checked at aqualified specialist workshop. Windscreen wipers
Problem Possible causes/consequences and
0050 0050Solutions The windscreen wipers
are jammed. Leaves or snow, for example, may be obstructing the windscreen
wiper movement.T
he wiper motor has been deactivated.
X For safety reasons, you should remove the key from the ignition
lock.
X Remove the cause of the obstruction.
X Switch the windscreen wipers back on. The windscreen wipers
fail completely.
G
Risk of accident
The windscreen wiper drive is malfunctioning.
X Select another wiper speed on the combination switch.
X Have the windscreen wipers checked at aqualified specialist
workshop. The windscreen washer
fluid from the spray
nozzles no longer hits
the centre of the wind-
screen. The spray nozzles are misaligned.
X
Have the spray nozzles adjusted at aqualified specialist work-
shop. 244
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Side windows
Problem Possible causes/consequences and
0050
0050Solutions As
ide window will not
close. An object is obstructing the side window and preventing it from
closing.
X
Remove the object(s).
X Close the side window. You cannot see the cause.
X
Close the side window with increased force or without the anti-
entrapment feature (Y page 95).Soft top (Cabriolet)
Problem Possible causes/consequences and
0050 0050Solutions The soft top will not
open or close. The ignition is not switched on.
X
Make sure that the key is in position 2in the ignition lock. The boot lid is open.
X
Close the boot lid (Y page 64). The boot separator is not closed.
X
Close the boot separator (Y page 162). The roll bars have been deployed.
X
Visit aqualified specialist workshop. The head restraint
sinthe rear compartmen tdonot retract auto-
matically.
X Lower the head restraint sinthe rear compartmen tmanually
(Y page 257). The soft-top mechanism or control system is defective.
X
Close the soft top with the emergency mechanism if necessary
(Y page 250).
X Visit aqualified specialist workshop. Troubleshooting
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