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Clarify what you mean by "it goes off." Does it stop running completely? or just miss? Any alarms?
Thank uPossible vapor lock. The VST has a water cooling jacket. If that is clogged up, it could cause vapor lock.
See part #11 at: https://www.boats.net/catalog/honda...e/225hp/bf225a5-xca-2005/vapor-separator-assy
Check the hoses first.