Exhaust gas aftertreatment
Display messages
Possible causes/consequences and
M
M
Solutions
Ø
DEF reserve
DEF reserve
Supplementary text
Û
:
Please top up DEF.
Please top up DEF.
DEF level has sunk to approximately 10%.
X
Refill the DEF tank as soon as possible (
Y
page 152).
Otherwise, engine output may be reduced.
Ø
DEF reserve
DEF reserve
Supplementary text
Û
:
Please top up with DEF. Risk of
Please top up with DEF. Risk of
reduction in engine power
reduction in engine power
Additionally, the on-board computer displays the
·
indicator
lamp in the status area. The DEF level has sunk to approximately
7.5%.
X
Refill the DEF tank as soon as possible (
Y
page 152).
Otherwise, engine output may be reduced and, also, the speed
may be limited to approximately 12 mph (20 km/h).
Ø
DEF very low
DEF very low
Supplementary text
Û
:
Please top up with DEF. Reduc‐
Please top up with DEF. Reduc‐
tion in engine power after stopping
tion in engine power after stopping
Additionally, the on-board computer displays the
·
indicator
lamp in the status area. The DEF level has sunk to approximately
5%.
X
Refill the DEF tank as soon as possible (
Y
page 152).
Otherwise, engine output will be reduced the next time that the
engine is started.
Ø
DEF empty
DEF empty
Supplementary text
Û
:
Please top up with DEF Risk of
Please top up with DEF Risk of
limit speed
limit speed
Additionally, the on-board computer displays the
·
indicator
lamp in the status area. The DEF level has sunk to approximately
2.5%. The engine power output is reduced.
X
Adapt your driving style accordingly.
X
Refill the DEF tank as soon as possible (
Y
page 152).
Otherwise, speed may be limited to approximately 12 mph
(20 km/h).
Ø
DEF empty
DEF empty
Supplementary text
Û
:
Please top up DEF.
Please top up DEF.
Additionally, the on-board computer displays the
·
indicator
lamp in the status area. The DEF level has sunk to approximately
0%. The engine power output is reduced.
X
Adapt your driving style accordingly.
X
Refill the DEF tank as soon as possible (
Y
page 152).
86
On-board computer event window
On
-bo
ard
co
mputer
and
dis
plays
Summary of Contents for EconicSD
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