2003 ST 4 Stroke 9.9/15HP Johnson outboards Service Repair Manual P/N 5005714, Page 60Get this manual

2003 ST 4 Stroke 9.9/15HP Johnson outboards Service Repair Manual P/N 5005714, Page 60

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IGNITION AND ELECTRICAL TESTING IGNITION SYSTEM

Green (2)Remove all spark plugs()k

BlackRed

the recoil

Coil output; 144V or over
If out of spe