STARTER MOTOR11-8 TNV DI Service ManualStarter Motor TroubleshootingSTARTER MOTOR TROUBLESHOOTINGIs the shift lever atNEUTRAL position?Does engine crank?Engine does not stopeven when key switch isturned OFF.Is battery fully chargedand terminals clean?Is revolution normal?Engine does not start?YESNONOYESNO(slow revolution)NOYESInspect fuel system.Inspect condition of engine.Move shift lever toNEUTRAL position.Pinion roller clutch orreduction gear damaged.Inspect and replace.• Charge or replace battery.• Clean terminals.• Inspect brush and replace if worn.• If brushes are not worn, replace armatureassembly.Inspect wiring up to magnetic switchand repair if necessary.• Key switch• Safety relay• Magnetic switch assembly• Electrical connections• Adjust / pinion projection length.• Inspect shift lever for deformation,return spring for fatigue and pinionfor sliding.• Repair meshing between pinion andring gear or replace as needed.Replace engine oil.Repair or replacestarter motor.Magnetic switch assemblycontact defective. Repairor replace.Repair or replace key switch, startingmotor relay or magnetic switch assembly.If a problem occurs:Immediately disconnect battery negative terminal.If starter motor becomes wet, replace magnetic switchassembly even if function is normal.YESYESIs starter motor operating?YESPinion and ring gearmeshing normal?YESNONOYESIs battery fully chargedand terminals clean?Slow RevolutionDoes engine turn whenstarter motor is replaced?YESIs the engine oilviscosity correct?NOIs starter motor magneticswitch actuating soundheard?NOYESConnect M terminal of startermotor directly to battery.Does starter motor operate?NOYESNO0000102• Charge or replace battery.• Clean terminals.
