Operation Manual of WEICHAI GENSET
ECU alarm (EFI engine fault code/DTC)
When connected to a matching engine, the controller reads and displays the alarm
status information from the ECU.
1/1 Alarm
ECU yellow alarm
Common alarm
Alarm type has been triggered
and displayed on the
controller, e.g. common alarm
Press the next page button
to view the current engine DTCs (diagnostic
trouble code) from the DM1 information of the ECU.
1/2
Current
ECU
DTCs
of
Low water level
SPN=131166 , FMI=8,
OC=127
The DM1 DTC is parsed by the controller and displayed
in the controller in a text message. In addition, the
engine manufacturer's DTC information is displayed
below.
Press the next page button
to view the previous DTCs (diagnostic trouble code)
of ECU from the DM2 information of the ECU.
1/1 Previous DTCs of
0 ECU
Low water level
SPN=131166 , FMI=8,
OC=127
The DM2 DTC is parsed by the controller and displayed
in the controller in a text message. In addition, the
engine manufacturer's DTC information is displayed
below.
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