Allison Transmission T 280 - Prognostics Prerequisites; Prognostics Features Availability

withinadenedoperatingperiodresultsinilluminationoftheCHECKTRANS
light,indicatingtheincreasedprobabilitythattheserviceconditionwilldevelop
intoamoreseriouscondition.Referto6.2.1CHECKTRANSLIGHT.
5.9.1PROGNOSTICSPREREQUISITES.Thefollowingrequirementsmust
bemettousethePrognosticsfeaturesandfunctions:
•Vehicleharnesshasawireforthelterlifeindicatorswitch(wire118).
•TheOEMhasorderedyourcalibrationfromAllisonTransmissionwith
Prognosticsenabled.
NOTE:ItisimportanttonotethatifPrognosticsisdisabled,itisnot
availableinthecalibration.ThisisdifferentthantheOEMordering
acalibrationwithPrognosticsoff.DefaultingPrognosticsoffmeans
itcouldbeenabledinthefuturewithoutrecalibratingtoadifferent
calibration,providedtheotherconditionsaremettousePrognostics.
•UsingaTES295
®
,TES668
TM
orTES389
®
transmissionuid
•UsingAllisonTransmissionHighCapacityMainandLubeFilters
NOTE:AllisonTransmissionmayapprovesomeOEMselectorsfor
Prognostics,providedtheTRANSSERVICEindicatorormessage
displayisintegratedbytheOEM.Atthetimeofthispublicationthere
arenocapableOEMselectorsforPrognostics.
5.9.2PROGNOSTICSFEATURESAVAILABILITY .Thevehiclemanufacturer
specieswhethertheywantAllisonPrognosticsFeaturePackagetobemade
availableinthecalibrationandinwhatconguration;forexample,defaulted
onoroff.TheOM,FM,andTMaretheindividualfunctionsincludedinthe
AllisonPrognosticsFeaturePackage.Theseindividualfunctionscannotbe
turnedonoroffseparatelywithintheAllisonPrognosticsFeaturePackage.
Thetransmissioncalibrationcanbemadeforthevehiclemanufacturer(orthe
customer)sothePrognosticsFeatureisinoneofthefollowingstates:
•AvailableandthePrognosticsFeaturesaredefaultedonandtherefore
monitoringOM,FM,andTMpresently.
•Availableandthefunctionisdefaultedoffandthereforeavailablebut
notmonitoringOM,FM,andTMpresently.
•DisabledandthereforenotavailablewithinthisTransmissionControl
Module(TCM)calibration.
MethodstoturnthePrognosticsPackageFeaturesonoroff(providedall
otherrequirementsaremet),includethefollowing:
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