Toro Groundsmaster 4300-D - Page 255

UsingMachineFaults(continued)
MachineFaultTable
FaultCode
FaultDescription
ServiceSuggestions
1Excessiveenginecoolant
temperature(above105°C)
causedPTOtodisengage
Checktheradiatorandscreenfor
debrisbuildup
Checktheenginecoolingfanand
drivebelt
Checktheenginecoolantlevel
2Excessiveenginecoolant
temperature(above115°C)
causedenginetostop
Checktheradiatorandscreenfor
debrisbuildup
Checktheenginecoolingfanand
drivebelt
Checktheenginecoolantlevel
3
OneoftheTECoutputfuses(7.5
A)isdamaged
ChecktheTECoutputfuses
4IPEvoltageislowindicatingthat
theTECfusesorTECisdamaged
ChecktheTECfuses
ConsiderthattheTECisdamaged
5
Mainpowerrelayisdamaged
Checkthemainpowerrelayand
circuitwiring
6Thekeyswitchwasheldinthe
STARTpositionformorethan
30secondsorthekeyswitchis
damaged
Cyclethekeyswitch
Checkthefuellevelinthefueltank
Checkthekeyswitchandcircuit
wiring
Checkthefuelpump
7
TECsoftwareneedstobe
reprogrammed
ContactT oroDistributorfor
reprogrammingassistance
8Enginealternatorchargingistoo
high
Checktheenginealternator
9Enginealternatorchargingistoo
low
Checkthealternatordrivebelt
Checktheenginealternatorand
circuitwiring
10Enginehasnotbeenseenonthe
CAN-busfor10seconds
12
InfoCenterhasnotbeenseenon
theCAN-busfor1second
13Keyswitchisdamaged
Checktheswitchandcircuitwiring
15Enginespeedswitchisdamaged
Checkthecontrolarmenginespeed
switchandcircuitwiring
19Enginecoolanttemperature
sensorcircuithasopenorshort
Checktheenginecoolantsensor
andcircuitwiring
20Pressuresensorcircuitis
out-of-range
Checkthepressuresensorand
circuitwiring
24Joystickraiseandlowerswitches
closedatsametime
Checkthejoystickswitchesand
circuitwiring
26
TECoutputcurrenttoenergize
startrelayisexcessive
Checkthestartrelayandcircuit
wiring
27
TECoutputcurrenttofuelpump
isexcessive
Checkthefuelpumpandcircuit
wiring
Groundsmaster
®
4300-D
Page5–31
ElectricalSystem:Troubleshooting
16226SLRevC