User Manual

Group28
EngineControlModule(ECM)DiagnosticTrouble
Codes(DTCs)
FMI3
•Voltageabove
normal,orshorted
tohighsource
•Circuitshorted+•MILilluminated
•Yellowelectronic
malfunctionlamp
illuminated
•Regenerationnot
possible
•Sootbuildup
•Faultyharness
•Faultyconnector
•Faultysensor
FMI5
•Currentbelow
normaloropen
circuit
•Opencircuit•MILilluminated
•Yellowelectronic
malfunctionlamp
illuminated
•Regenerationnot
possible
•Sootbuildup
•Faultyharness
•Faultyconnector
•Faultysensor
FMI7
•Mechanicalsystem
notrespondingor
outofadjustment
•Airpressure
mechanical
regulatorfault
•Yellowelectronic
malfunctionlamp
illuminated
•Regenerationnot
possible
•Sootbuildup
•FaultyaftertreatmentDPFatomization
moduleairpressureregulator
FMI10
•Abnormalrateof
change
•Aftertreatment
DPFatomization
module,airbleed
oricefault
•MILilluminated
•Yellowelectronic
malfunctionlamp
illuminated
•Regenerationnot
possible
•Sootbuildup
•Cloggedinternalbleedorice
FMI14
•Specialinstructions•Airpressure
sensoror
aftertreatment
DPFatomization
moduleairvalve
fault
•MILilluminated
•Yellowelectronic
malfunctionlamp
illuminated
•Regenerationnot
possible
•Sootbuildup
•AftertreatmentDPFairshutoffvalve
•Faultyairpressuresensor
•Faultyatomizationairvalve
ECMSPN3489,AftertreatmentAirEnableActuator–MID128PSID122
Typeof
fault:
FMIDescription:
FaultCondition:
Possible
Symptoms:
PossibleCause:
FMI2
•Dataerratic,
intermittentor
incorrect
•Exhaustoxygen
deemedtoolow
•MILilluminated
•Yellowelectronic
malfunctionlamp
illuminated
•Regenerationnot
possible
•Possiblesoot
buildup
•Faultycombustionairvalve
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