Group 30: Electrical system Diagnostic Trouble Codes
89
MID 128, PPID 19
Internal EGR status
MID 128: Engine control unit
FMI 3: The voltage exceeds the normal value or is
short circuited to higher voltage.
FMI 4: The voltage is less than the normal value or
is short circuited to battery negative.
FMI 5: The current is less than the normal value or
is open circuited.
FMI 7: Mechanical fault. The system responds in-
correctly.
FMI Fault code explanation
3, 4, 5 Faulty sensor / Faulty sensor circuit
7 Mechanical fault
Fault indication
DCU: Engine warning in DCU display.
CIU: None
Flash code
Electrical fault: 8.5
Value fault: None
Symptom
FMI 3, 4, 5: IEGR can not be turned on.
FMI 7: May damage turbine, increased
power and emissions.
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