12
Troubleshooting
ELECTRICVEHICLE-TROUBLESHOOTING
ANDELECTRICALSYSTEM
TROUBLESHOOTING
Thefollowingtroubleshootingguideswillbehelpfulinidentifyingoperatingdifcultiesshouldtheyoccur.Theguides
includethesymptom,probablecause(s)andsuggestedchecks.Theproceduresusedformakingthesecheckscanbe
foundinthereferencedsectionsofthismaintenanceandservicemanual.
TROUBLESHOOTINGTHEVEHICLEWITHTHECDT
ClubCarrecommendstheuseoftheCDThandsetfortroubleshootingvehiclesequippedwiththeExcelelectrical
system.TroubleshootingGuide1istobeusedinconjunctionwiththeCDThandset.SeeControllerDiagnosticTool
(CDT)onpage11-1foroperatinginstructions.SeefollowingWARNING.
WARNING
•ThevehicleoperatorshouldnotmonitortheCDTwhilethevehicleisinmotion.Atechniciancan
monitortheCDTwhiletravelingasapassengerinthevehicle.Failuretoheedthiswarningcould
resultinseverepersonalinjuryordeath.
IntheeventthatthevehicleisnotfunctioningproperlyaftercompletingTroubleshootingGuide1,thetechnician
shouldproceedtoTroubleshootingGuide2.
IfanCDThandsetisunavailable,thetechnicianshouldproceedtoTroubleshootingGuide2.
TROUBLESHOOTINGGUIDE1
ThefollowingtroubleshootingguideisintendedforusewithanCDThandset.SeefollowingNOTE.
NOTE:Beforetroubleshootingthevehicle,checkthediagnostichistoryfromtheSpecialDiagnosticsMenu.Note
anyfaultcodes.
_
TROUBLESHOOTINGGUIDE1
SYMPTOMPOSSIBLECAUSESCORRECTIVEACTION
Looseordisconnectedthree-pinconnectorat
theMCORorbrokenwire
Repairand/orconnectthethree-pinconnector
totheMCOR
Looseordisconnected16-pinconnectorat
speedcontrollerorbrokenwire
Repairand/orconnectthe16-pinconnector
tothespeedcontroller
MonitorMenu–THROTTLE%valuedoesnot
increaseastheacceleratorpedalispressed
orDiagnosticMenu–THROTTLEFAULTfault
code
FailedMCOR
TestProcedure11–MCORVoltageonpage
12-23
Over-adjustedbrakesSection6–WheelBrakeAssemblies MonitorMenu–TEMPERATURE°Cindicates
thattemperatureisabove85°C(145°F)or
DiagnosticMenu–THERMALCUTBACKfault
code
Vehicleisoverloaded
Ensurethatvehicleisnotoverloadedbefore
returningtooperation
MonitorMenu–ARMPWMvaluedoesnot
reach100%whenvehicleisatfullspeed
FailedMCOR
TestProcedure11–MCORVoltageonpage
12-23
TABLECONTINUEDONNEXTPAGE
Page12-62020Precedent,Villager2and4MaintenanceandServiceManual