John Deere 6359T Troubleshooting
| Engine Model: John Deere 6359T |
| Engine Type: 4-stroke in-line 6-cylinder turbocharged liquid-cooled diesel |
| Total Displacement: 359 cu.in (5.9 L) |
| Rated Engine Power: 100-140 Hp (75-104 kW) at 2500 rpm |
| Fuel System Type: Direct injection |
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| Diesel hard to start or doesn't start |
Dirty fuel filter - Replace the filter element.
Air in the fuel pipes - Bleed the fuel pipes.
Damaged or dirty injection nozzles - Clean or change injection nozzles.
Faulty fuel injection pump - Install a new pump or rebuild.
Incorrect valve timing - Correct or replace timing gear.
Clogged fuel pipes - Clean fuel pipes.
Unadjusted injection timing - Adjust according to specifications.
Worn cylinder or piston rings - Change faulty parts.
| Diesel starts and suddenly stops |
Dirty fuel filter - Clean the filter element.
Fuel injection pump is not working correctly - Replace or repair injection pump.
Air filter is clogged - Clean or change.
Incorrect nozzle opening pressure - Adjust according to specifications.
| Engine stalls while running |
Incorrect adjustment of fuel injection pump timing - Adjust the pump as required.
Fuel filter plugged - Replace the filter element.
Engine is not fully warmed up - Warm up the engine.
Stuck or clogged injection nozzle - Clean or change injection nozzles.
| Engine stops while idling |
Wrong adjustment of low idle speed - Correct low idle adjustment.
Valve clearance is wrong - Adjust valve clearance.
Fuel injection pump malfunction - Install a new fuel pump or repair.
Faulty or dirty injection nozzles - Clean or change injection nozzles.
Fuel hoses or lines clogging - Clean fuel system hoses and lines.
Air filter is clogged - Carry out maintenance on air filter.
Worn cylinder head gasket - Replace cylinder head gasket.
Incorrect injection timing - Use correct injection timing adjustment.
Fuel injection pump is defective - Rebuild or replace pump.
Any of moving engine parts is worn - Repair or replace defective parts.
Radiator core is clogged or radiator cap is leaking - Change cap or clean radiator.
Engine coolant is insufficient - The cooling system needs to be refilled and checked for faults.
Fan belt is worn or faulty - Belt replacement is recommended.
Low engine oil level - Fill the crankcase with engine oil.
Worn cylinder head gasket - Gasket should be replaced.
Injection timing is out of adjustment - Use correct injection timing adjustment.
| Insufficient oil pressure |
Insufficient engine oil - Check and refill the oil.
Worn oil pump - Inspect and change as required.
Plugged engine oil filter - Change or clean engine oil filter element.
Stuck or defective relief valve - Replace or clean relief valve.
Crankshaft bearing clearance is excessive - Test and repair or replace worn parts.
Clearance of crankpin bearing is excessive - Test and replace or repair worn components.
| Diesel engine using too much oil |
External oil leaks: Worn gaskets or seals - Install new components.
Oil viscosity is wrong - Fill up with the proper oil viscosity.
Worn or stuck piston rings - Have piston rings replaced.
Worn valve guides and valve stems - Valves need to be changed.
Pistons or cylinder liners are scored - Inspect liners and pistons, fit new parts as necessary.
| Abnormal engine knocking or noise |
Engine is not fully warmed up - Warm up to required temperature.
Engine oil level low - Fill up the oil to required level.
Improper setting of fuel injection pump timing - Check the fuel injection pump timing adjustment.
Scored or worn pistons - Install new pistons.
Connecting rod is not aligned or worn - Need to replace or align the connecting rod.
Low battery power - Battery is drained, recharge it.
Battery is draining quickly - Service battery or replace it.
Bad battery terminals or disconnected wiring - Check cables and service or change terminals.
Battery is low or faulty - Replace or charge as required.
Wiring is improperly connected or disconnected - Check wiring and connect properly.
Battery voltage is low - Battery is drained, charge it.
Starter motor failing - Repair or replace starter.
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