Diagnostic function
53
Operation
When a malfunction has occurred and the diagnostic
system has generated one or more fault codes, these
are read out differently, depending on the equipment
used. Please refer to “Fault codes”.
If the system indicates that a fault code has been
set:
1. Cut engine speed to idle, or shut the engine off.
2. For DCU/DU
Read the fault code set from the display, please
refer to “Reading fault cause via the DCU” or
“Reading fault cause via DU”.
For CIU
Press the diagnostic button and read the fault
code that has been set, by observing the flashing
of the diagnostic lamp. Please refer to “Reading
fault codes via the diagnostic lamp, CIU”
3. Look up the fault code/cause in the “Fault Code”
chapter and take the recommended measures.
Reading fault cause via the DCU (Display
Control Unit)
When a fault code is set, the following text is shown
on the display:
“!! ENGINE WARNING !!”
alternated with
“Press SEL for information”.
NOTE! You can choose the language used for the in-
formation presented on the.
Read the fault code as follows:
1. Press the SEL button (to come to the error list.
The fault list shows:
- Operation hours
- Fault cause
- Active/inactive
2. Look up the fault code in the “Fault Code” chapter
and take the recommended measures.
3. Press the ESC button to leave the fault list.
NOTE! To enter the fault list when no fault code has
been set, press the SEL button and select “Diagnos-
tics” from the menu.
Reading fault cause via the DU (Display
Unit)
Depending on the severity of the faults, one of the fol-
lowing messages will appear on the display: “WARN-
ING!” or “ALARM STOP” (a buzzer sounds).
1. Press any button to come to the fault list.
The fault list shows:
- Operation hours
- Fault cause
2. Look up the fault code in the “Fault Code” chapter
and take the recommended measures.
3. Press ACK to confirm the fault code. The display
background will change color (the buzzer stops
sounding).
4. Press EXIT to leave the fault list.
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