2009 Polaris Outlaw 450/525 Service Manual, Page 165Get this manual
ELECTRICAL IGNITION SYSTEM
Ignition System Troubleshooting
No Spark, Weak or Intermittent Spark No 12 volt power or ground to CDI Spark plug gap incorrect Fouled spark plug Faulty spark plug cap or poor connection to high tension lead Related wiring loose, disconnected, shorted, or corroded Faulty engine stop switch, ignition switch, or tether switch ETC switch misadjusted or faulty Poor ignition coil ground (e.gcoil mount loose or corroded) Faulty pulse coil (measure resistance of value of pulse coil) Incorrect wiring (inspect color coding in connectors etc) Faulty ignition coil winding (measure resistance of primary and secondary) Sheared flywheel key Flywheel loose or damaged Excessive crankshaft runout on magneto (RH) end should not exceed .005" Faulty CDI module Faulty Amp or 10 Amp circuit breaker
10 AmpSystem Main 10 AmpFan AmpCDI