Mercedes-Benz Actros Operating Instructions Manual page 31

cial concessions granted either at the time of
purchase and/or to reduce operating costs of
the vehicle, e.g. reduced taxes or tolls, may
also be rendered retroactively invalid. This
may be the case in the country of registration
and in any other country in which the vehicle
is operated.
Engine management monitors the BlueTec
exhaust gas aftertreatment systems for com-
pliance with emissions laws and regulations.
Among other topics, the on-board computer
informs you of:
the status of the BlueTec
R
aftertreatment ( Y page 141)
®
the level of AdBlue
R
the degree of saturation of the diesel par-
R
ticle filter ( Y page 300)
If you attempt to operate the vehicle without
®
AdBlue , with diluted AdBlue
ferent reducing agent, this will be detected by
the engine management system. Other emis-
sions-relevant malfunctions, e.g. dosage mal-
functions or sensor errors, are also detected
and logged.
The ; indicator lamp displays emissions-
relevant faults after the engine is started. On
®
BlueTec 6 vehicles, the ; indicator lamp
also signals the status of the BlueTec
exhaust gas aftertreatment for a quick on-site
check by the authorities (
The  indicator lamp warns you if the die-
sel particle filter reaches a critical degree of
loading and indicates a malfunction
( Y page 300).
The on-board computer warns you in good
time about emissions-relevant malfunctions
or faulty operation and displays, according to
priority:
grey event windows (
R
yellow event windows (
R
red event windows (
R
®
On BlueTec 6 vehicles, the on-board com-
puter also shows the · indicator lamp in
®
®
exhaust gas
( Y page 139)
®
or with a dif-
®
Y
page 143).
Y page 164)
Y page 170)
Y page 189)
the status area of the display for the duration
of the malfunction detected.
If you do not observe these event windows
and their instructions, you risk:
a reduction in engine performance after
R
restarting the engine
an immediate reduction in engine perform-
R
ance
a speed limitation to approximately
R
20 km/h on BlueTec
premature replacement of the diesel parti-
R
cle filter
If there is a malfunction with the BlueTec
exhaust gas aftertreatment system, have it
checked and repaired at a qualified specialist
workshop.
Notes on body/equipment mounting
directives
! For safety reasons, have bodies manufac-
tured and fitted in accordance with the
applicable Mercedes-Benz body/equip-
ment mounting directives. These body/
equipment mounting directives ensure that
the chassis and the body form one unit and
that maximum operating and road safety is
achieved.
For safety reasons, Mercedes-Benz recom-
mends that:
no other modifications should be made
R
to the vehicle.
approval should be obtained from
R
Mercedes-Benz in the event of deviations
from approved body/equipment mount-
ing directives.
Approval from certified inspection agen-
cies or official approvals cannot rule out
risks to your safety.
Technical changes to the vehicle can affect
the functionality of stability control. Observe
the notes in the body/equipment mounting
directives.
Introduction
®
6 vehicles
®
Z
29