User Manual - Page 175

For SPORTSMAN 570 EPS SP [TRACTOR T3B].

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ENGINE PINGS OR KNOCKS
POSSIBLE CAUSE SOLUTION
Poor quality or low octane fuel Replace with recommended fuel.
Incorrect ignition timing Your authorized dealer can assist.
Incorrect spark plug gap or
heat range
Set gap to specs or replace plugs.
ENGINE RUNS IRREGULARLY, STALLS OR
MISFIRES
POSSIBLE CAUSE SOLUTION
Fouled or defective
spark plug(s)
Inspect, clean and/or replace spark plugs
Worn or defective spark
plug wires
Your authorized dealer can assist
Incorrect spark plug gap
or heat range
Set gap to specs or replace plugs
Loose ignition
connections
Check all connections and tighten
Water present in fuel Replace with new fuel
Low battery voltage Recharge battery to 12.8 VDC
Kinked or plugged fuel
tank vent line
Inspect and replace
Incorrect fuel Replace with recommended fuel
Clogged air filter Inspect and clean or replace
Reverse speed limiter
malfunction
Your authorized dealer can assist
Electronic throttle
control malfunction
Your authorized dealer can assist
Other mechanical
failure
Your authorized dealer can assist
173
TROUBLESHOOTING
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