Mercedes-Benz Zetros 2020, Руководство по эксплуатации

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Compressed-air system
Display messages
Possible causes/consequences and
M
Solutions
\
Example: Brake sup‐
ply pressure in
circuit 1 too low
In addition, the
J
warning lamp lights up red in the instrument
cluster.
The reservoir pressure in brake circuit 1
\
or 2
^
is too low.
If the reservoir pressure in the spring actuator and the trailer's
brake circuit is too low, the event window shows the
J
symbol.
Possible causes:
R
too much compressed air has been consumed
R
there is a leak in the compressed-air system
G
WARNING
The operating and road safety of the vehicle are jeopardised.
There is a risk of an accident.
X
Stop the vehicle at once, paying attention to road traffic condi-
tions.
X Apply the parking brake.
X
Start the engine.
The compressed-air system is charged.
If the
J
warning lamp in the instrument cluster goes out:
X
Continue the journey.
If the
J
warning lamp in the instrument cluster does not go out:
X
Check the compressed-air brake system for leaks (
Y
page 105).
X If the compressed-air brake system is not leaking, but the
J
warning lamp does not go out: have the compressed-air brake
system checked at a qualified specialist workshop.
On-board computer event window
91
On-board computer and displays
Z