Diesel Engine Troubleshooting Symptoms
21
Engine Will Not Crank or Cranks Slowly
This is symptom tree T-002.
Cause Correction
Defective wiring of starting circuit
Troubleshoot and repair starting circuit wiring
including relays and switches.
OK
Specific gravity of battery electrolytr is low, or
Battery voltage is low
Check the alternator. If the alternator checks
Out, replace the battery.
OK
Staring motor is malfunctioning
Replace the staring motor.
OK
Ring gear tooth surface is chipped or damaged
Replace ring gear.
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