Service products and maintenance
Display messages
Possible causes/consequences and
M
M
Solutions
9
The fuel has dropped to the reserve level.
X
Refill the fuel tank (
Y
page 151).
¯
Example:
Engine
Engine
maintenance due
maintenance due
immediately
immediately
The
¯
indicator lamp lights up yellow in the status area of the
on-board computer as well as in the event window.
A service due date has been exceeded by a significant amount of
time. This could result in damage to the vehicle and its assemblies.
It could also result in increased wear.
X
Have maintenance work carried out immediately at a qualified
specialist workshop.
¯
Example:
Brakes,
Brakes,
axle 1
axle 1 Maintenance
Maintenance
due immediately
due immediately
The
©
indicator lamp lights up yellow in the status area of the
on-board computer as well as in the event window.
The service work due has not been performed.
The wear limit of the brake pads/linings and/or brake discs has
been exceeded.
G
WARNING
The vehicle's driving and braking characteristics may change.
There is a risk of an accident.
X
Have the brake pads/linings replaced immediately at a qualified
specialist workshop.
Compressed-air system, engine and cooling system
Display messages
Possible causes/consequences and
M
M
Solutions
+
The compressed-air dryer is malfunctioning.
X
Have the compressed-air dryer checked at a qualified specialist
workshop.
:
Transmission/
Transmission/
clutch reserve
clutch reserve
pressure too low
pressure too low
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 condi-
tions.
X
Apply the parking brake.
X
Let the engine run until the event window goes out and the reser-
voir pressure has reached an adequate level.
X
If the malfunction occurs regularly, have the compressed-air sys-
tem checked at a qualified specialist workshop.
On-board computer event window
89
On-board
computer
and
displays
Z
