Toro Groundsmaster 5900 Series - Page 63

FaultCode
FaultDescription
ServiceSuggestions
UseInfoCenterDisplaytocheck12V
systemvoltage.
82
ChargingT ooHigh(12Voltsystem).
Testenginealternator(seeYanmar
ServiceManual).
84
InternalTECFault−Master.ReplacethemasterTECandreprogram
systemsoftware(contactanAuthorized
ToroDistributorforassistance).
85
InternalTECFault−Slave.ReplacethemasterTECandreprogram
systemsoftware(contactanAuthorized
ToroDistributorforassistance).
86
MasterContentionFault
(twomastercontrollersonCAN
bus).
Reprogramsystemsoftware(contact
yourAuthorizedToroDistributorfor
assistance).
87
SlaveContentionFault
(twoslavecontrollersonCAN
bus).
Reprogramsystemsoftware(contact
yourAuthorizedToroDistributorfor
assistance).
88
SoftwareVersionIncompatibility(slave
controllerand/orInfoCenterDisplay
softwareisincompatiblewithcurrently
loadedmastercontrollersoftware).
Reprogramsystemsoftware(contact
yourAuthorizedToroDistributorfor
assistance).
89
MachineNumber(s)Unknown(master
controllernotrecognizingmodeland/or
serialnumberentered).
Entercorrectmachinemodelandserial
numbers(contactanAuthorizedT oro
Distributorforassistance).
TestCANterminationresistorand
circuitwiring.
90
CommunicationFault(mastercontroller
unabletoestablishcommunicationwith
oneormoreoftheremainingdeviceson
themachinenetworkin2.5seconds).
TestCANconnectorsandcircuitwiring
atmastercontroller,slavecontroller,
InfoCenterdisplayandYanmarengine
controller.
91MasterFuseFailure
(mastercontrolleroutputfuses).
Test7.5ampfusesF−A1,F−B1,F−C1
andcircuitwiring.
92
SlaveFuseFailure
(slavecontrolleroutputfuses).
Test7.5ampfusesF−A2,F−B2,F−C2
andcircuitwiring.
Test7.5ampfusesF−B1,F−C1and
circuitwiring.
93MainPowerRelayFailure−Master
(novoltagepresentatmastercontroller
PWR2or3).
TestTECpowerrelay2andcircuit
wiring.
Test7.5ampfusesF−A1,F−A2,F−B2,
F−C2andcircuitwiring.
94
MainPowerRelayFailure−Slave
(novoltagepresentatmastercontroller
PWR4orslavecontrollerPWR2,3or
4).
TestTECpowerrelay1andcircuit
wiring.
Clearobstructionsfromradiatorand/or
radiatorfans.
95eFANRADFault
(oneorbothradiatorfansoverloadedor
fancontrollerinternalfault).
Testradiatorfansandcircuitwiring.
Clearobstructionsfromoilcoolerand/or
oilcoolerfans.
96
eFANHOCFault
(oneorbothhydraulicoilcoolerfans
overloadedorfancontrollerinternal
fault).
Testoilcoolerfansandcircuitwiring.
UseInfoCenterDisplaytocheck24V
systemvoltage.
97
24VBusVoltageOutofRange
(lessthan19Voltsormorethan30
Volts).
Test24Valternatorandcircuitwiring.
Groundsmaster
®
5900&5910
Page3–25Troubleshooting:
16227SLRevB