1993-2000 Honda TRX300EX Service Manual, Page 173Get this manual

Ignition System
All normal Check the resistance, continuity and voltage at the ICM connectors on the wire harness side (page 15-5)_ Faulty ICM

Abnormal

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives