John Deere 6059TF001 Troubleshooting
| Engine Model: John Deere 6059TF001 |
| Engine Type: 4-stroke in-line 6-cylinder turbocharged liquid-cooled diesel |
| Total Displacement: 359 cu.in (5.9 L) |
| Rated Engine Power: 115-120 Hp (86-90 kW) at 2200 rpm |
| Fuel System Type: Direct injection |
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| Engine difficult to start or won't start |
Fuel filter element is dirty - Clean or replace the filter.
Air in the fuel system - Air bleeding.
Dirty or faulty injection nozzles - Check injection nozzles and replace if required.
Faulty fuel injection pump - Replace or rebuild injection pump.
Improper valve timing - Correct or change timing gear.
Fuel pipes clogging - Clean or replace fuel pipes.
Injection timing is wrong - Check injection timing adjustment.
Piston rings and cylinder are worn - Replace faulty components.
| Engine stalls after starting |
Fuel filter plugging - Change filter element.
Fuel injection pump malfunction - Replace injection pump or repair it.
Clogged air cleaner - Service air cleaner.
Incorrect nozzle opening pressure - Adjust according to specifications.
| Engine stops unexpectedly during operation |
Improper setting of fuel injection pump timing - Set up as recommended.
Fuel filter plugging - Clean the filter element.
Engine is not fully warmed up - Normalize the temperature by warming up the engine.
Injection nozzles sticking or clogged - Check injection nozzles and replace if required.
Incorrect low idle speed adjustment - Adjust low idling as recommended.
The valve clearance is not adjusted - Need to adjust valve clearance.
Fuel injection pump malfunctioning - Install a new pump or rebuild.
Fuel injection nozzles are damaged - Check and replace nozzles if required.
Fuel lines or hoses are clogged - Clean fuel hoses and lines.
Intake air restriction - Change air filter element.
Damaged cylinder-head gasket - Cylinder-head gasket replacement required.
Improper injection timing - Adjust as recommended.
Faulty fuel injection pump - Replacement or repair required.
One of moving engine parts is faulty - Repair or replace defective parts.
Clogged radiator fins or damaged radiator cap - Clean radiator or change cap.
Lack of engine coolant - Fill the cooling system and check components for leaks or other faults.
Loose or defective fan belt - Belt change is required.
Insufficient engine oil - Fill up the oil to required level.
Leaking cylinder head gasket - Install a new gasket.
Improper injection timing - Use correct injection timing adjustment.
Insufficient engine oil - Fill the crankcase with oil.
Oil pump is worn or damaged - Repair or replace.
Clogged oil filter - Replace or clean engine oil filter element.
Stuck or worn relief valve - Replace or service relief valve.
Excessive crankshaft bearing clearance - Test and repair or replace worn parts.
Clearance of crankpin bearing is excessive - Test and replace or repair worn components.
| High engine oil consumption |
Oil leakage: Gaskets or seals can be faulty - Worn parts need to be replaced.
Incorrect oil viscosity - Use oil of proper viscosity.
Stuck or defective piston rings - Change the piston rings as required.
Worn valve stems and valve guides - Replace the valves.
Cylinder liners or pistons are scored - Inspect pistons and liners, change as required.
| Abnormal engine noise or knocking |
Coolant temperature is low - Normalize the temperature by warming up the engine.
Engine oil insufficient - Fill up the oil to required level.
Fuel injection pump timing is not adjusted - Set the fuel pump timing correctly.
Pistons are worn or broken - Pistons need to be replaced.
Connecting rod is misaligned or worn - Replace or align connecting rod.
| Starter motor cranks slow |
Battery capacity is low - Low battery charging, charge as required.
Battery won’t hold charge - Battery needs service or replacement.
Battery cables are disconnected or terminals are faulty - Connect wires properly or change terminals.
Battery is discharged or defective - Charge or change the battery.
Battery wiring is disconnected or improperly connected - Inspect wiring and connect as required.
Low battery voltage - Battery is drained, charge it.
Starter motor failing - Change or repair starter.
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