2001 Yamaha Mountain Max Service Manual, Page 201Get this manual

2001 Yamaha Mountain Max Service Manual, Page 201

IGNITION SYSTEM SPARK PLUG 1Remove: Spark plugs 2Measure: Spark plug gap Standard spark plug: BR9ES (NGK) SCH8220 Spark plug
Spark plug cap resistance Out of specification ReplaceSpark plug cap resistance: at 20C (68F) SCH8230 IGNITION COIL 1Disconnect:
Ignition coil lead Spark plug lead 2Connect: Pocket tester (to the ignition coil and spark plug lead) 3Measure: Primary coil