Honda BF20 BF2A Outboard Motors Manual, Page 13Get this manual
c IGNITION SYSTEM TROUBLESHOOTING
Engine does not start with engine switch turned to ON
Test the spark plugw
No spark-
Check again with new spark plug
Faulty spark plugInstall new spark plug
No spark
Check again with new spark plug cap
Faulty spark plug capInstall new spark plug cap
No spark
the from the engine switch and recheck1
Faulty engine switchReplace engine switch