Symptom
Engine Runs
Rough Or
Looses
Power
Low Speed
Performance
Poor
Poor
Performance
At Midrange
Or High
Engine RPM
Engine Over-
heating
Golf Cart - Gas Engine & System Troubleshooting Table
Cause of Problem
How to fix It
Blocked air filter Clean or replace
Choke adjustment incorrect Adjust
Perished spark plug or incorrectly gapped Replace plug and set gap
Ignitor faulty Inspect and replace
Carburetor gasket leaking gas Inspect and replace if required
ignition wiring faulty Repair or replace
Coil faulty Inspect and replace if required
Valve lash incorrect Inspect and adjust
Valve springs damaged Replace
Intake / exhaust valves damaged Replace
Carburetor float setting incorrect Adjust float setting
Contaminated carburetor Clean gas lines and carburetor. Replace gas filter
Blocked gas tank vent Clean or replace gas vent cap
Damaged or blocked muffler Repair or replace
Damaged diaphragm in gas pump Replace
Low engine compression Inspect engine and carry out repairs
Low quality gas Drain gas and replace with good gas
Gas tank vent blocked Clean or repair
Choke on (Pulled out) Push choke in
Incorrect carburetor float level Adjust
Pilot screw out of adjustment Adjust
Faulty gas pump Repair or replace
Gas level too low Add gas
Carburetor gasket has air leak Inspect and replace if required
Perished spark plug Replace
Spark weak Inspect ignition coil, if okay replace spark plugs
Valve lash incorrect Inspect and adjust
Perished spark plug Replace
Spark weak Inspect ignition coil, if okay replace spark plugs
Ignitor faulty Inspect and adjust
Carburetor float settings wrong Adjust
Blocked master jet Clean
Blocked air filter Clean or replace
Dragging brakes Conduct brake maintenance
Low engine compression Inspect engine and carry out repairs
Faulty governor Adjust
Debris in Cooling fins and blower fan
housing Clean
Blower fan housing or cooling fins dam-
aged Repair or replace
Blocked muffler Repair or replace
Poor oil pressure or supply Inspect oil system, change oil and check level
To be continued in the July issue. Contact us if you would like this in .PDF Format
JUNE 2019
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