Polaris 2015 RZR 900 Owner's Manual page 138

TROUBLESHOOTING
Engine Doesn't Turn Over
Possible Cause
Low battery voltage
Loose battery connections
Loose solenoid connections
Loose electronic control box connections
Mechanical failure
Engine Turns Over, Fails to Start
Possible Cause
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
Loose ignition connections
Mechanical failure
Engine Backfires
Possible Cause
Out of fuel
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
Loose ignition connections
Water present in fuel
Exhaust leak
Mechanical failure
136
Solution
Recharge the battery to 12.8 VDC
Check all connections and tighten
Check all connections and tighten
Inspect, clean, reinstall connectors
See your dealer
Solution
Refuel
See your dealer
Drain the fuel system and refuel
Replace with fresh recommended fuel
Inspect plugs and replace if necessary
Inspect plugs and replace if necessary
Immediately see your dealer
Recharge the battery to 12.8 VDC
Check all connections and tighten
See your dealer
Solution
Refuel
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
Check all connections and tighten
Replace with fresh recommended fuel
Check all connections
See your dealer