Engine will not crank or cranks slowly
| Cause | Correction | |
| Starting motor operating but not cranking the engine |
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Remove the starting motor and check for broken teeth on the flywheel or broken starting motor spring |
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| Crankshaft rotation restricted |
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Bar the engine to check for ratational resistance |
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| Starting circuit connections loose or corroded |
|
Clean and tighten connections |
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| Battery charge low |
|
Check battery voltage |
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| No voltage to starter solenoid |
|
Check voltage to solenoid |
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| Solenoid or starting motor malfunction |
|
Replace starting motor |