2007 Arctic Cat Prowler/Prowler XT ATVs Service Manual, Page 180Get this manual
Electrical Problem: Spark absent or weak Condition Remedy
1Ignition coil defective 2Spark plug defective 3Magneto defective 4CDI unit defective 5Pick-up coil defective
Problem: Spark plug fouled with carbon Condition
1Replace ignition coil 2Replace plug 3Replace magneto 4Replace CDI unit 5Replace pick-up coil
1Mixture too rich 2Idling RPM too high 3Gasoline incorrect 4Air cleaner element dirty 5Spark plug incorrect (too cold) 6Valve seals crackedmissing 7Oil rings wornbroken
Problem: Spark plug electrodes overheat or burn Condition
1Adjust carburetor 2Adjust carburetor 3Change to correct gasoline 4Clean element 5Replace plug 6Replace seals 7Replace rings
1Spark plug incorrect (too hot) 2Engine overheats 3Spark plug loose 4Mixture too lean