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On-board computer event window
162
Compressed-air system, engine and cooling system
Display messages
+
Condensation in
compressed-air res‐
ervoir
:
Transmission/
clutch reserve pres‐
sure too low
I
Drive control faulty
ÿ
Engine faulty
ÿ
Engine cooling
faulty
?
Coolant temperature
too high
Possible causes/consequences and M Solutions
The compressed-air dryer is malfunctioning.
X
Have the compressed-air dryer checked at a qualified specialist
workshop.
The reservoir pressure in the transmission/clutch is too low.
G
WARNING
The gears can no longer be changed properly.
There is a risk of an accident.
X
Stop the vehicle at once, paying attention to road traffic conditions.
X
Apply the parking brake.
X
Let the engine run until the event window goes out and the reservoir
pressure has reached an adequate level.
X
If the malfunction occurs regularly, have the compressed-air system
checked at a qualified specialist workshop.
Supplementary text Û:
The electronic drive control is malfunctioning.
X
Observe the instructions in the event window.
One of the following systems is malfunctioning:
engine
R
engine cooling
R
engine management
R
fuel injection system
R
X
Have the systems checked at a qualified specialist workshop.
The poly-V-belt may be damaged or the tension of the poly-V-belt may
not be sufficient.
X
Have the poly-V-belt checked at a qualified specialist workshop.
The coolant temperature is too high. Engine power output is auto-
matically reduced.
X
Reduce the speed.
X
Shift to a lower gear.
or
X
Stop the vehicle, paying attention to road and traffic conditions.
X
Switch off the engine.
X
Remove objects that could block the air supply to the radiator, e.g.
paper which has blown onto the grille.
Visit workshop
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