Toro Groundsmaster 4500-D Series - Page 66

Fault
ID
FaultTitle
Contro-
ller(s)
Affected
FaultCondition
/Circuit
Description
Additional
Notes
ServiceActions
U1024
TECFuse4
Failure
T1
T2
Fuseisblownon
outputs9–12on
theTEC.
ForT1:Checkthe7.5-ampfuseF-B1.
ForT2:Checkthe7.5-ampfuseF-B2.
U1025
TECFuse5
Failure
T1
T2
Fuseisblownon
outputs13–16on
theTEC.
ForT1:Checkthe7.5-ampfuseF-D1.
ForT2:Checkthe7.5-ampfuseF-D2.
U1030
5VSupply-Out
ofRange
T1
5VSupply
voltagehasbeen
determinedtobe
outofrangeeither
onthehighorlow
side.
Disablethe
controller
functionality.
1.Checkthe5VoutatP74,pin20.
2.Disconnectthesensorsonebyoneto
makesureoneofthemisnotpullingtoo
heavyofaload.
3.SwaptheT1:Primarycontrollerwitha
known-goodunit(contactanAuthorized
ToroDistributorforassistance).
U110C
ModelNumber
Unknown
T1Modelnumbernot
recognized.
Disable
engine.
Reprogramsystemsoftware(contactyour
AuthorizedT oroDistributorforassistance).
U110D
SerialNumber
Unknown
T1
Serialnumbernot
recognized.
Disable
engine.
Reprogramsystemsoftware(contactyour
AuthorizedT oroDistributorforassistance).
U1117
SourceAddress
ContentionFault
T1
T2
Controllerreceived
amessagefrom
anothercontroller
ontheCANbus
usingthesame
sourceaddress.
Disablethe
machine.
Reprogramsystemsoftware(contactyour
AuthorizedT oroDistributorforassistance).
U1308
SoftwareVersion
Incompatibility-
Secondary1
T1
AuxiliaryTEC
rmwareis
incompatible.
Disablethe
machine.
Reprogramsystemsoftware(contactyour
AuthorizedT oroDistributorforassistance).
U130A
SoftwareVersion
Incompatibility-
InfoCenter
T1
InfoCenter
softwareis
incompatible.
Disablethe
machine.
Reprogramsystemsoftware(contactyour
AuthorizedT oroDistributorforassistance).
U130F
SoftwareVersion
Incompatibility-
Unknown
T1Unknown
softwareversion
incompatible.
Disablethe
machine.
Reprogramsystemsoftware(contactyour
AuthorizedT oroDistributorforassistance).
U1701BoardInternal
Error-IPE
T1
T2
Inputsoroutputs
onthecontroller
arenotworking
correctlyduetolow
internalvoltage.
Inputscan'tbe
trusted.
Disablethe
controller
functionality.
1.Check12Vbattery.
2.SwaptheTECcontrollerwitha
known-goodunit(contactanAuthorized
ToroDistributorforassistance).
Troubleshooting:Page3–26
Groundsmaster
®
4500-D/4700-D
19245SLRevA