2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 388Get this manual

2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 388

ELECTRICAL Measure trigger coil gap with feeler gaugeThe gap should be 0.41.2 mm (0.015.047 in Ignition Output Test Using
is excessive, loads should be disconnected from the system one by one until the draw is eliminatedCheck component wiring
as well as the component for partial shorts to ground to eliminate the drawCurrent Draw Inspection (key off) Ignition Troubleshooting
No Spark, Weak, or Intermittent Spark 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 Engine Stop switch or ignition switch faulty
ETC switch mis-adjusted or faulty Wire harness or connections wet, corroded Poor ignition coil ground (e.gcoil mount loose
or corroded) Incorrect wiring (inspect color coding in connectors etc) Faulty ignition coil winding (measure resistance of