Diagnostic Features Of Eim - MTU 12 V 4000 M23F Operating Instructions Manual

6.22.9 Diagnostic features of EIM

Diagnostic lamp (DILA)
A diagnostic lamp (LED, blue) is integrated in the housing of the Engine Interface Module (EIM).
It indicates the operating status of the EIM.
Functions of diagnostic lamp DILA
DILA lights
DILA dark
DILA flashes
The diagnostic lamp (DILA) signals the following states:
1 Time in seconds
2 Timing: 1/8 s
3 Ready for operation
Fuse lamp (SILA)
A second indicator is the fuse lamp.
This is also integrated in the housing of the Engine Interface Module. It indicates the status of the fuses.
An orange LED is provided to allow diagnosis of a "tripped fuse" fault directly at the unit as it is often
difficult to pinpoint a fault in the field without cabling diagrams.
This LED is activated by the controller.
Functions of fuse lamp SILA
SILA dark
SILA flashes orange
The fuse lamp (SILA) signals the following states:
274 | Task Description | MS150068/01E 2014-01
Engine Interface Module (EIM) is OK.
EIM supply voltage missing or diagnostic lamp activation is faulty.
Hardware or software fault in the Engine Interface Module.
4 Application loader active
5 External RAM faulty
6 External FLASH faulty
Norma operating state.
One or more fuses have tripped.
7 No firmware
8 Application crashed