#
Reach into thega p, push le ver2 ofthe bon‐
net catch tothe left and lift the bonn et.
When the bonn ethas opened around 40 cm,
it will be automatically opened and held by
th ega s pressure spring dampers.
Closing the bonnet &
WARNING Risk offire due toflammable
materials in the engine compartment or
on theex haust sy stem
Flammable materials may ignite. #
Ensure that there are no flammable
ex tern al materials in the engine com‐
partment or on theex haust sy stem
af te r maintenance workhas been car‐
ri ed out. *
NO
TEDama getothe bonn etdue to
pressing it closed manually Pushing
the bonn etclosed wi thyour hands
could damage it. #
Toclose the bonn et, let it drop from the
specified height. #
Lowe rth e bonn etand let it fall from a height
of appr oximately 30 cm, applying a little force
as you let it go. #
Ifth e bonn etremains slightly open, open it
again and let it fall, applying slightly more
fo rc e as you let it go, until it engages. Engine oil
Checking engine oil le
vel with on-board com‐
puter (engine without oil dipst ick)
Re quirements:
R The engine oil le vel is de term ined during driv‐
ing.
R The engine is at normal operating temp era‐
ture.
R The vehicle is le vel during the measuring
process.
R The bonn etis not open.
Depending on the driving profile, the oil le vel can
be displa yed only af ter a driving time of up to
30 minutes and only when the ignition is
switched on.
On-board computer:
4 Service 5
Engine oil level
One of thefo llowing messa ges appears on
th e display of the on-boa rdcompu ter:
Engine oil level Measurement in progress... #
Measurement of the oil le vel not yet possible.
Re peat thequ ery af ter driving for a maximum
of 30 minutes.
Engine oil level OK
The bar for displaying the oil le vel on the display
is green and is between "min" and "max". #
Do not top up oil. The engine oil le vel is cor‐
re ct.
Engine oil level Warm up engine #
Warm upthe engine tooperating temp era‐
ture.
Engine oil level Correct measurement only if vehi-
cle is on level ground #
Park theve hicle on a le vel sur face.
Engine oil level Add 1,0 l
The bar for displaying the oil le vel on the display
is orange and is below "min".
The oil le vel is too lo w. #
Add 1 l of engine oil (/ page 224).
Engine oil level Reduce oil level
The bar for displaying the oil le vel on the display
is orange and is abo ve"max".
The oil le vel is too high. 222
Maintenance and care
#
Siphon off any excess engine oil that has
been added. Todo so, consult a qualified spe‐
cialist workshop.
For engine oil level turn on ignition #
Switch the ignition on tocheck the engine oil
le ve l.
Engine oil level System inoperative
The fill le vel sensor is defective or not plugged in. #
Have the oil le vel display checked at a quali‐
fi ed specialist workshop.
Engine oil level System currently unavail. #
Close the bonn et.
Checking engine oil le vel with on-board com‐
puter (engine with oil dipst ick)
Re quirements:
R The vehicle is le vel during the measuring
process.
R The engine is switched off at normal operat‐
ingtemp erature.
R Awa iting period of five minutes is obser ved.
R The ignition is switched on.
To check the engine oil le vel with the on-board
computer, the engine must ha veafill le vel sen‐
sor. If not, the engine oil le vel can be checked
only with the oil dipstick (/ page 223).
On-board computer: 4 Service 5
Engine oil level
The following messa ges may appear on the
di splay of the on-boa rdcompu ter:
Engine oil level OK #
Do not top up oil.
Engine oil level Add 1,0 l #
Addth e specified quantity of oil
(/ page 224). #
Repeat the engine oil measurement af ter a
fe w minutes.
Engine oil level Reduce oil level
The oil le vel is too high. #
Siphon off any excess engine oil that has
been added. Todo so, consult a qualified spe‐
cialist workshop.
For engine oil level turn on ignition #
Switch on the ignition.
Waiting period for engine oil level not observed #
Ifth e engine is at normal operating temp era‐
ture, repeat the engine oil measurement af ter
appr oximately five minutes. #
Ifth e engine is not at normal operating tem‐
perature, repeat the engine oil measurement
af te r appro ximately 30 minutes.
Engine oil level Not with the engine running #
Switch off the engine and, when it is at nor‐
mal operating temp erature, wait appr ox‐
imately five minutes before measu ring the
engine oil le vel.
Engine oil level System inoperative
The engine oil le vel measurement is malfunction‐
ing. #
Check the oil le vel with the oil dipstick
(/ page 223). #
Have the oil le vel display checked at a quali‐
fi ed specialist workshop.
Checking the engine oil le vel with an oil dip‐
st ick &
WARNING Risk of burn s from hot com‐
ponent parts in the engine compartment
Cer tain component pa rts in the engine com‐
partment can be very hot, e.g. the engine, the
cooler and pa rts of theex haust sy stem. #
Allow the engine tocool down and only
to uch component parts desc ribed in the
fo llowing. The engine oil becomes dirty during operation,
loses
quality and also gradually loses volume.
Check the oil le velre gularly and top up the oil or
ha ve itch anged if necessar y.
Re gular lych eck thefluid le vel and the major
assemblies for leaks . Ifyou de tect fluid loss, for
ex ample, oil drops on theve hicle parking space,
consult a qualified specialist workshop as quickly
as possible. #
Only check the oil le vel when the engine is at
normal operating temp erature. Maintenance and care
223
Display messages
Possible causes/consequences and 0050 0050Solutions
If engine oil frequently needs tobe topped up: #
Have the engine checked at a qualified specialist workshop.
00B2
Engine oil level Stop vehi-
cle Switch engine off *T
he oil le vel is too lo w.There is a risk of engine damage. #
Stop immediately in accordance with the traf fic conditions and
switch off the engine. #
Secure theve hicle against rolling away. #
Check the oil le vel (/ page 223). #
If necessar y,top up the engine oil (/ page 224).
00B4 Reserve fuel level *T
he fuel supply has dropped into there ser verange.
Ope ration of the auxiliary heating (s tationary hea ter) is deactivated
in there ser verange. #
Refuel theve hicle.
Ï *T
here is very little fuel in the fuel tank. #
It is absolutely essential torefuel at the nearest filling station. Ad
Blue ® Displ
aymessages
Possible causes/consequences and 0050 0050Solutions
00C8
Refill AdBlue See Own-
er’s Manual *
Awa rning tone also sounds. The AdBlue ®
leve l has fallen below the
re ser verange. #
Top up with AdBlue ®
as soon as possible (/ page 149).
00C8 Refill AdBlue Emer. oper.
in XXX km See Owner's
Manual *
Awa rning tone also sounds. The AdBlue ®
leve l is suf ficient only for
th e dis tance displ ayed. If you subse quently start the engine again,
yo u will be able todrive theve hicle only at a maximum speed of
20 km/h forth e dis tance shown. Engine mana gement will then pre‐
ve nt the engine from starting. #
Top up with AdBlue ®
immedia tely (/ page149).
00C8 Limp -home mode: 20
km/h No start ... km
See Owner's Manual. *
Awa rning tone also sounds. The AdBlue ®
tank is em pty. Yo u can
drive the dis tance shown at a maximum speed of 20 km/h. If you
subsequently switch off the engine, the engine management sy stem
will pr eventthe engine from being star ted again. You will then be
able tostart the engine only once you ha verefilled theAd Blue ®
ta nk. #
Stop theve hicle in accordance with the tra ffic conditions. #
Top up with AdBlue ®
immedia tely (/ page149). Displ
aymessa ges and warning and indicator lamps 295