1978 Johnson 175, 200, 235 HP Outboard Service Manual, Page 47Get this manual

TROUBLESHOOTING THE MAGNETO C.DIGNITION SYSTEM
U NOTE tIill1
Read through first before attempting to troubleshoot the ignition system

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