2003 2005 YFM45FAR, YFM450FAR Kodiak OEM Service Manual, Page 343Get this manual
IGNITION SYSTEM ELEC
Check that the spark plug cap has the specified resistanceSpark plug cap resistance: 10 at 20 (68 F) MEETS SPECIFICATION
OUT OF SPECIFICATION
Replace the spark plug cap
6.Ignition coil resistance
Disconnect the ignition coil connector from the wire harnessConnect the pocket tester1) to the ignition coilTester (+) lead Orange lead terminal Tester () lead Ignition coil base