User Manual

Group28
EngineControlModule(ECM)DiagnosticTrouble
Codes(DTCs)
ECMSPN5394,AftertreatmentDieselExhaustFluid(DEF)DosingValve
–MID128PSID90
Typeof
fault:
FMIDescription:
FaultCondition:
Possible
Symptoms:
PossibleCause:
FMI1
•Datavalidbutbelow
normaloperational
range
•Dosingfailure
•Aftertreatment
DieselExhaust
Fluid(DEF)dosing
amounttoolowor
DEFquality
•MILilluminated
•NOxemissions
toohigh
•NOxsensor
•SCRcatalystmalfunction
•EGRmassowfailure
•SCRinlettemperaturesensor
FMI17
•Datavalidbutbelow
normaloperating
range-Leastsevere
level
•Dosingfailure
•Aftertreatment
DieselExhaust
Fluid(DEF)dosing
amounttoolowor
DEFquality
•MILilluminated
•NOxemissions
toohigh
•NOxsensor
•SCRcatalystmalfunction
•EGRmassowfailure
•SCRinlettemperaturesensor
ECMSPN5485,AftertreatmentDieselExhaustFluid(DEF)PumpOrice
–MID128PSID121
Typeof
fault:
FMIDescription:
FaultCondition:
Possible
Symptoms:
PossibleCause:
FMI11
•Rootcausenot
known
•Aftertreatment
DieselExhaust
Fluid(DEF)bleed
oriceclogged
•MILilluminated
•Yellowelectronic
malfunctionlamp
illuminated
•NoAftertreatment
DieselExhaust
Fluid(DEF)
dosing
•Bleedorice
•AftertreatmentDieselExhaustFluid
(DEF)pressuresensor
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