| Symptom |
Problem |
Solution |
| Engine hard to start or will not
start |
Improper starting procedure. |
Improper starting procedure. |
| No fuel. |
Check fuel tank. |
| Air in fuel tank. |
Bleed fuel tank. |
| Hand primer left raised. |
Push primer down. |
| Slow starter speed. |
See “Starter Cranks Slowly”. |
| Crankcase oil too heavy. |
Use oil of proper viscosity. |
| Improper type of fuel. |
Consult fuel supplier; use proper type fuel for operating conditions. |
| Water, dirt, or air in fuel system. |
Drain, flush, fill and bleed system. |
| Clogged fuel filter. |
Replace clogged filter insert (s) |
| Dirty or faulty injectors. |
Have John Deere dealer check injectors. |
| Injection pump shut-off not reset. |
Turn key switch to OFF then to ON. |
| Fuel shut-off valve closed. |
Open Fuel shut-off valve on Fuel tank and Fuel filter both. |
|
| Engine knocks |
Insufficient oil. |
Add oil. |
| Injection pump out of time. |
See your John Deere dealer. |
| Low coolant temperature. |
See your John Deere dealer. |
| Bleed fuel tank. |
See your John Deere dealer. |
| Engine overheating. |
See “Engine Overheats”. |
|
| Engine runs irregularly or stalls frequently |
Low coolant temperature. |
See your John Deere dealer. |
| Clogged fuel filter. |
Replace clogged filter. |
| Water, dirt, or air in fuel system. |
Drain, flush, fill, and bleed system. |
| Dirty or faulty injectors. |
Have John Deere dealer check injectors. |
| Improper type of fuel. |
Use proper fuel. |
|
| Below normal engine
temperature |
Defective temperature gauge or
sender. |
Check gauge, sender, and conditions. |
|
| Lack of power |
Engine overloaded. |
Reduce load or shift to lower gear. |
| Low fast idle speed. |
See your John Deere dealer. |
| Intake air restriction. |
Service air cleaner. |
| Clogged fuel filter. |
Replace filter element. |
| Improper type of fuel. |
Use proper fuel. |
| Overheated engine. |
See “Engine Overheats”. |
| Below normal engine temperature. |
See your John Deere dealer. |
| Improper valve clearance. |
See your John Deere dealer. |
| Dirty or faulty injectors. |
Have John Deere dealer check injectors. |
| Injection pump out of time. |
See your John Deere dealer. |
| Turbocharger not functioning . |
See your John Deere dealer. |
| Implement improperly adjusted. |
See implement operator’s manual. |
| Restricted fuel line. |
See your John Deere dealer. |
| Restricted return line. |
See your John Deere dealer. |
| Improper ballast. |
Adjust ballast to load. |
|
| Low oil pressure |
Low oil level. |
Add oil. |
| Improper type of oil. |
Drain, fill crankcase with oil of proper viscosity and quality. |
|
| High oil consumption |
Crankcase oil too light. |
Use proper viscosity oil. |
| Oil leaks. |
Check for leaks in lines, around gaskets and drain plugs. |
| Restricted crankcase vent tube. |
Clean vent tube. |
|
| Engine emits white smoke |
Improper type fuel. |
Use proper fuel. |
| Low engine temperature. |
Warm up engine to normal operating temperature. |
| Defective thermostat. |
See your John Deere dealer. |
| Defective injection nozzles. |
See your John Deere dealer. |
| Engine out of time. |
See your John Deere dealer. |
| Cold start advance or light load advance not functioning. |
See your John Deere dealer. |
| Turbocharger not functioning. |
See your John Deere dealer. |
|
| Engine emits black or gray exhaust smoke |
Improper type of fuel. |
Use proper fuel. |
| Clogged or dirty air cleaner. |
Service air cleaner. |
| Engine overloaded. |
Reduce load or shift to a low gear. |
| Injection nozzles dirty. |
See your John Deere dealer. |
| Engine out of time. |
See your John Deere dealer. |
|
| Engine overheats |
Dirty radiator core, or grille screens. |
Remove all trash. |
| Engine overloaded. |
Shift to lower gear or reduce load. |
| Low engine oil level. |
Check oil level. Add oil as required. |
| Low coolant level. |
Fill radiator to proper level, check radiator, and hoses for loose connection or leaks. |
| Faulty radiator cap. |
Replace cap. |
| Loose or defective fan belt(s). |
Adjust belt tension(s). |
| Cooling system needs flushing. |
Flush cooling system. |
| Defective thermostat. |
See your John Deere dealer. |
| Defective temperature gauge or
sender. |
See your John Deere dealer. |
| Incorrect grade of fuel. |
Use proper fuel. |
|
| High fuel consumption. |
Improper type of fuel. |
Use proper fuel. |
| Clogged or dirty air cleaner. |
Service air cleaner. |
| Engine overloaded. |
Reduce load or shift to a lower gear. |
| Improper valve clearance |
See your John Deere dealer. |
| Injection nozzles dirty. |
See your John Deere dealer. |
| Engine out of time. |
See your John Deere dealer. |
| Implement improperly adjusted. |
See implement operator’s manual. |
| Low engine temperature. |
See your John Deere dealer. |
| Excessive ballast. |
Adjust ballast to load. |
| Restricted air intake system. |
Check system. |
| Plugged crankcase vent tube. |
Clean vent tube. |
|
