Polaris Sportsman 570 EFI Owner's Manual page 129

Engine Doesn't Turn Over
Tripped circuit breaker or blown fuse
Low battery voltage
Loose battery connections
Loose solenoid connections
Engine Turns Over, Fails to Start
Out of fuel
Clogged fuel filter
Water is present in fuel
Old or non-recommended fuel
Fouled or defective spark plugs
No spark to spark plug
Water or fuel in crankcase
Low battery voltage
Mechanical failure
Engine Backfires
Weak spark from spark plug
Incorrect spark plug gap or heat range
Old or non-recommended fuel
Incorrectly installed spark plug wires
Incorrect ignition timing
Mechanical failure
Loose ignition connections
Water present in fuel
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Possible Cause
Possible Cause
Possible Cause
manuals search engine
TROUBLESHOOTING
Solution
Reset the breaker/Replace fuse
Recharge the battery to 12.8 VDC
Check all connections and tighten
Check all connections and tighten
Solution
Refuel, cycle key to ON position three
times for 5 seconds each, then start
Replace the filter
Drain the fuel system and refuel
Replace with fresh recommended fuel
Inspect plugs and replace if necessary
Inspect plugs, verify stop switch is on
Immediately see your POLARIS dealer
Recharge the battery to 12.8 VDC
See your dealer
Solution
Inspect, clean and/or replace spark plugs
Set gap to specs or replace plugs
Replace with fresh recommended fuel
See your dealer
See your dealer
See your dealer
Check all connections and tighten
Replace with fresh recommended fuel
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