Engine Troubleshooting
| Symptom | Problem | Solution |
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Engine hard to start or does not start
| Incorrect starting procedure |
Review the engine starting procedure in Operating the
Engine Section.
|
| |
Neutral start system is activated
|
Move the multi-function level to park position and restart
the engine.
|
| |
Fuel tank is empty
|
Add fuel and bleed the fuel system.
|
| |
Wrong type of fuel
|
See the Fuels, Lubricants, and Coolant Section for information
about the correct fuel type and operating conditions.
|
| |
Air in the fuel system
|
Bleed the fuel system.
|
| |
Clogged fuel filter
|
Replace the fuel filters and bleed the fuel system.
|
| |
Engine oil is too thick
|
Use correct oil viscosity. See the Fuels, Lubricants,
and Coolant Section.
|
| |
Low battery output
|
Check the batteries charge and clean the terminals. Charge
if necessary.
|
| |
Excessive resistance in the starting circuit
|
Clean and tighten all the connections on the batteries
and starter motor.
|
| |
Cold weather
|
Wait until the electrical start aid indicator light turns
off before starting the engine.
|
| |
Low compression ratio
|
See your John Deere dealer.
|
| |
Sticking valves
|
See your John Deere dealer.
|
| |
Dirty or faulty fuel injectors
|
See your John Deere dealer.
|
| |
Faulty electrical fuel transfer pump
|
See your John Deere dealer.
|
|
Engine knocks
| Clogged air intake system |
Check the engine air cleaner restriction warning light.
If it is on, service the engine air filters.
|
| |
Air in the fuel system
|
Bleed the fuel system.
|
| |
Low coolant temperature
|
Defective thermostat.
|
| |
Lack of engine oil
|
Fill up the engine crankcase.
|
| |
High-pressure fuel pump out of synch
|
See your John Deere dealer.
|
| |
Loose or worn engine components
|
See your John Deere dealer.
|
|
Engine runs irregularly or stalls frequently
| Low coolant temperature |
Check the thermostat. Replace if necessary.
|
| |
Air in the fuel system
|
Bleed the fuel system.
|
| |
Clogged fuel filter
|
Replace the fuel filters and bleed the fuel system.
|
| |
Dirty or faulty fuel injectors
|
See your John Deere dealer.
|
| |
Engine out of synch
|
See your John Deere dealer.
|
|
Lack of power
| Engine overload |
Reduce the engine load.
|
| |
Clogged air intake system
|
Check the engine air cleaner restriction warning light.
If it is on, service the engine air filters.
|
| |
Incorrect hand throttle lever position
|
Use the proper engine speed.
|
| |
Incorrect speed range
|
Use the proper speed range.
|
| |
Clogged fuel filter
|
Replace the fuel filters and bleed the fuel system.
|
| |
Wrong type of fuel
|
Use the correct fuel. See the Fuels, Lubricants, and
Coolant Section.
|
| |
High altitude operation
|
Use the proper fuel type for high altitudes.
|
| |
Dirty or faulty fuel injectors
|
See your John Deere dealer.
|
| |
Engine out of synch
|
See your John Deere dealer.
|
| |
Incorrect engine valve clearance
|
See your John Deere dealer.
|
| |
Defective turbocharger
|
See your John Deere dealer.
|
|
Engine overheats
| Engine overload |
Reduce the engine load.
|
| |
Dirt in the cooling system
|
Clean the radiator, air conditioner condenser, and fuel
cooler.
|
| |
Loose or defective alternator belt
|
Replace the alternator belt.
|
| |
Low coolant level
|
Fill up the radiator to the specified level. Check the
cooling system for leaks.
|
| |
Cooling system is internally restricted
|
Drain, flush, and refill the cooling system.
|
| |
Low engine oil level
|
Check the engine oil level. Add oil if necessary.
|
| |
Wrong engine oil viscosity
|
Use correct oil viscosity. See the Fuels, Lubricants,
and Coolant Section.
|
| |
Faulty thermostat
|
Test the thermostat opening temperature.
|
| |
Leaking cylinder head gasket
|
See your John Deere dealer.
|
| |
Faulty expansion tank cap
|
See your John Deere dealer.
|
|
Low oil pressure
| Low engine oil level |
Check the engine oil level. Add oil if necessary.
|
| |
Incorrect oil
|
Use the correct engine oil. See the Fuels, Lubricants,
and Coolant Section.
|
|
High oil consumption
| Engine overload |
Reduce the engine load.
|
| |
Oil too thin
|
Use the correct oil viscosity.
|
| |
Oil leaks
|
Ensure that all seals and connections are sealed.
|
| |
Clogged air intake system
|
Check the engine air cleaner restriction warning light.
If it is on, service the engine air filters.
|
| |
Restricted engine breather
|
Clean the engine breather.
|
| |
Defective turbocharger
|
See your John Deere dealer.
|
| |
Excessive engine speed
|
See your John Deere dealer.
|
| |
High oil pressure
|
See your John Deere dealer.
|
| |
Loose or worn engine components
|
See your John Deere dealer.
|
|
High fuel consumption
| Engine overload |
Reduce the engine load.
|
| |
Clogged air intake system
|
Check the engine air cleaner restriction warning light.
If it is on, service the engine air filters.
|
| |
Wrong type of fuel
|
Use the correct fuel. See the Fuels, Lubricants, and
Coolant Section.
|
| |
Dirty or faulty fuel injectors
|
See your John Deere dealer.
|
| |
Incorrect engine valve clearance
|
See your John Deere dealer.
|
| |
Engine out of synch
|
See your John Deere dealer.
|
| |
Defective turbocharger
|
See your John Deere dealer.
|
|
Engine emits black or gray exhaust smoke
| Engine overload |
Reduce the engine load.
|
| |
Wrong type of fuel
|
Use the correct fuel. See the Fuels, Lubricants, and
Coolant Section.
|
| |
Air in the fuel system
|
Bleed the fuel system.
|
| |
Clogged air intake system
|
Check the engine air cleaner restriction warning light.
If it is on, service the engine air filters.
|
| |
Defective muffler
|
Check the muffler for possible damage.
|
| |
Engine out of synch
|
See your John Deere dealer.
|
| |
Dirty or faulty injector nozzles
|
See your John Deere dealer.
|
|
Engine emits white smoke
| Wrong type of fuel |
Use the correct fuel. See the Fuels, Lubricants, and
Coolant Section.
|
| |
Clogged air intake system
|
Check the engine air cleaner restriction warning light.
If it is on, service the engine air filters.
|
| |
Cold engine
|
Start up the engine and run it until the normal temperature
is reached.
|
| |
Faulty thermostat
|
Test the thermostat opening temperature.
|
| |
Defective turbocharger
|
See your John Deere dealer.
|
| |
Engine out of synch
|
See your John Deere dealer.
|
| |
Dirty or faulty injector nozzles
|
See your John Deere dealer.
|
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LS87647,0000618-19-20170315
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