2,368 threads · 49,699 posts · 42 fault patterns

What's wrong with your engine?

Describe it the way you'd describe it to a mate on the pontoon. We'll show you what owners with the same symptom found, and what actually fixed it.

Try:

We're building the sensor that catches this weeks earlier.

CNRY attaches to your engine block and listens — for the small shifts in rhythm, sound and strain that mean something is changing. Tell us about your engine and we'll let you know when it ships.

Where these answers come from

Every answer on this page is distilled from public boat-owner forum threads. Nothing is generated, and nothing is invented — if the threads never settled on a cause, we say so rather than guess.

—threads read

—posts read

—diagnostic records

—fault patterns

With thanks to the owners of CanalWorld and Sailboat Owners Forums and YBW, whose members wrote all of it. Every answer links back to the original thread — read it there, and thank the person who solved it.

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