R
frequent operation in mountainousterrain or
on poor road surfaces
R
whenthe engine is oftenleftidling forlong
periods
R
operation in particularlydusty conditions
and/orifair-recirculation modeisfrequently
used
In these or similar operating conditions,havethe
interior air filter,engineair cleaner,engineoil
and oil filter etc. changed morefrequently.The
tires mustbecheckedmorefrequentlyifthe
vehicle is operated under increased loads. Fur‐
ther information can be obtained at aqualified
specialistworkshop.
Batterydisconnection periods
The ASSYSTPLUSservice interval display
can onlycalculatethe servicedue date when
thebattery is connected.
#
Note down theservice due datedisplayedon
theinstrument displaybeforedisconnecting
thebattery(/page407).
Engine compartment
Activehood(pedestrian protection)
Operation of theactivehood (pedestrian pro‐
tection)
In certain accident situations,the risk of injury
to pedestrians can be reduced by theactuation
of theactivehood. The rear area of thehood is
raised by approximately80mm.
Forthe drivetothe workshop, resetthe trig‐
geredactivehood yourself.After theactivehood
has been triggered, pedestrian protection may
be limited.
Aqualified specialistworkshop mustre-instate
thefull functionality of theactivehood.
The activehood is notavailable in all countries.
Resetting theactivehood
&
WARNING Risk of burnsfromhot com‐
ponent parts in theengine compartment
Certain componentsinthe engine compart‐
ment can be very hot, e.g. theengine, the
radiator and parts of theexhaust system.
#
Allowthe engine to cool down and only
touchcomponent partsdescribed in
thefollowing.
#
With your handflat, push down activehood
1 in theareaaround thehinges on both
sides (arrows).
The hood mustengageinposition.
#
If theactivehood can be raised slightly at
therear in theareaofthe hinges, repeat the
step until it engages correctly.
408
Maintenanceand care
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