User Manual

Group28
EngineControlModule(ECM)DiagnosticTrouble
Codes(DTCs)
FMI7
•Mechanicalsystem
notrespondingor
outofadjustment
•Mechanical
problemwith
theEngine
VariableGeometry
Turbocharger
(VGT)actuator
•MILilluminated
•Yellowelectronic
malfunctionlamp
illuminated
•Lowboostand
smoke
•Possibleengine
derate
•Powerlossin
somecaseswhen
actuatormotor
hasbeendisabled
•VGTactuatormotoreffortis
temporarilylimitedtoprevent
overheating
•Restrictionsdetectedwhenrunning
learnsequence
•VGTactuatorisslowtofollow
commands
•VGTactuatorpositionisnottracking
command
FMI9
•Abnormalupdate
rate
•Datafromthe
EngineVariable
Geometry
Turbocharger
(VGT)actuator
hasbeenmissing
for2-seconds
•MILilluminated
•Yellowelectronic
malfunctionlamp
illuminated
•Enginederated
(major)
•EGRvalveclosed
•Datalinkharness
•NosupplytoVGTactuator
•VGTactuator
•VGTactuatorconnector
FMI13
•Outofcalibration•Failedself-
calibration
•Yellowelectronic
malfunctionlamp
illuminated
•VGTactuator
ECMSPN642,EngineVariableGeometryTurbocharger(VGT)Actuator2
–MID128PPID89
Typeof
fault
FMIDescription:
FaultCondition:
Possible
Symptoms:
PossibleCause
FMI0
•Datavalidbutabove
normaloperational
range-Mostsevere
level
•VGTSRA
temperatureis
criticallyhigh
•Redengine
shutdownlamp
illuminated
•Enginederate
•Coolantsystemmalfunction
•Extremedrivingconditions
•OverheatedVGTactuator
FMI16
•Datavalidbutabove
normaloperating
range-Moderately
severelevel
•VGTSRA
temperatureis
moderatelytoo
high
•Yellowelectronic
malfunctionlamp
illuminated
•Enginederate
•Coolantsystemmalfunction
•Extremedrivingconditions
•OverheatedVGTactuator
ECMSPN647,EngineFanClutchOutputDeviceDriver–MID128SID33
Typeof
fault:
FMIDescription:
FaultCondition:
Possible
Symptoms:
PossibleCause:
FMI3
•Voltageabove
normal,orshorted
tohighsource
•Shorttopositive
inthecoolingfan
controlcircuit
•Yellowelectronic
malfunctionlamp
illuminated
•Increasedfuel
consumption
•Fanrunsatfull
speed
•Faultycoolingfanactuator
•Faultycoolingfanactuatorharnessor
connector
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