ENGINE RUNS IRREGULARLY, STALLS OR
MISFIRES
POSSIBLE CAUSE
SOLUTION
Fouled or defective spark plug
Inspect, clean and/or replace spark plug
Worn or defective spark plug
wires
See your POLARIS dealer
Incorrect spark plug gap or
heat range
Set gap to specs or replace plug
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
Low fuel pressure
See your POLARIS dealer
Other mechanical failure
See your POLARIS dealer
Possible Lean Fuel Cause
Solution
Low or contaminated fuel
Add or change fuel, clean the fuel system
Low octane fuel
Replace with recommended fuel
Clogged fuel filter
See your POLARIS dealer
Possible Rich Fuel Cause
Solution
Fuel is very high octane
Replace with lower octane fuel
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Summary of Contents for RANGER CREW SP 570 NorthStar Edition
Page 1: ...OWNER S MANUAL For Maintenance and Safety RANGER SP 570 RANGER CREW SP 570 2022 ...
Page 6: ...4 WELCOME ...
Page 8: ...6 ...
Page 36: ...34 ...
Page 86: ...84 ...
Page 98: ...96 ...
Page 100: ...98 ...
Page 136: ...134 MAINTENANCE ...
Page 153: ...TIE DOWN LOCATIONS q Front tie down point w Rear tie down points 151 MAINTENANCE ...
Page 154: ...152 ...
Page 160: ...158 ...
Page 168: ...166 ...
Page 180: ...178 ...
Page 185: ......