John Deere 5203 Lawn Mower User Manual


 
Troubleshooting
PY80265,05GO986 –19–10SEP05–2/4
Symptom Problem
Solution
Below normal engine Defective temperature gauge or Check gauge, sender, and
temperature sender. 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.
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.
145-2
022607
PN=157
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