Honda BF20A-BF25A, BF25D-BF30D Outboard Motors Shop Manual., Page 242Get this manual

Honda BF20A-BF25A, BF25D-BF30D Outboard Motors Shop Manual., Page 242

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5TROUBLESHOOTING aENGINE

Perform IGNITION SYSTEM troubleshooting (P2-10)
High compression

1 Check compres (P2-11 -1)
Check for carbon deposits in the combustion c