2004-2005 660 Yamaha Rhino Factory Service Manual, Page 363Get this manual
IGNITION SYSTEM
5Spark plug cap resistance Remove the spark plug cap Connect the pocket tester1k) to the spark plug cap
Check that the spark plug cap has the specified resistanceSpark plug cap resistance 10 at 20 (68 F) MEETS SPECIFICATION 6Ignition coil resistance Disconnect the ignition coil connector from the wire harness Connect the pocket tester1) to the ignition coilTester (+) lead Orange lead terminal Tester () lead Ignition coil base Check that the primary coil has the specified resistancePrimary coil resistance 0.180.28 at 20 (68 F) OUT OF SPECIFICATION