StartingProblems(continued)
Problem
PossibleCauses
Theglowplugcircuitdoesnotoperateproperly.•Thewiringintheengineglowcircuitis
loose,corroded,ordamaged;refertothe
ElectricalSchematicsinAppendixA(page
A–1)—FoldoutDrawings.
•Theengineglowplug(s)is(are)damaged.
•Theglowrelayisdamaged.
•Thefusiblelinkharnessattheenginestarter
motorisdamaged.
•Thefuse(s)is(are)damaged.
•TheengineECUorcircuitwiringisdamaged.
Theenginecranks,butshouldnot,whenthe
PTOswitchisintheON(up)position.
•ThePTOswitchorcircuitwiringisdamaged.
•TheTECisdamaged.
Theenginestarts,butstopswhenthekey
switchisreleasedfromtheSTARTposition.
•Thefuse(s)is(are)damaged(otherelectrical
componentsmostlikelyaffectedaswell).
•Thecircuitwiringisdamaged.
•Thekeyswitchisdamaged.
GeneralRunandTransportProblems
Problem
PossibleCauses
Theengineshutsoffduringtheoperation(the
operatorsittingontheseat).
•Theoperatorisnotinthecenteroftheseat
(theseatswitchisnotpressed).
•Thefueltankisempty.
•Themachineisoperatedonaslopewitha
lowfuellevel.
•Theparkingbrakeisengagedortheparking
brakesensorisdamaged.
•Thefuse(s)is(are)damaged(otherelectrical
componentsmostlikelyaffectedaswell).
•Theenginetemperatureisexcessive(above
115°C/240°F).
•Theseatswitchisdamaged.
•Theenginehightemperatureshutdown
switchisdamaged.
•Thefuelpumpisdamaged.
Thebatterydoesnotcharge.
•Aloose,corroded,orbrokenwire(s)
existinthechargingcircuit;refertothe
ElectricalSchematicsinAppendixA(page
A–1)—FoldoutDrawings.
•Theenginealternatorbeltislooseor
damaged.
•Thefusiblelinkconnectingtheenginestarter
motortothealternatorisdamaged.
•Thebatteryisdamaged.
•Thealternatorisdamaged.
ElectricalSystem:Troubleshooting
Page5–38
Groundsmaster360
16225SLRevC