The Marinervideo

What to do if your autopilot fails offshore

7 June 2025 · 15 min · 13K views · Nova Scotia

What this video covers

Single-handed sailors can maintain a course without an autopilot by balancing the aerodynamic forces of the mainsail and headsail against the rudder.9:27 To steer the boat, use the mainsail as a lever to turn the vessel into the wind and the jib to bear away.4:18 When the autopilot fails, lock the wheel in a balanced position using a sail tie or similar line, then adjust the sail trim to fine-tune the heading.4:35 In upwind conditions, easing the mainsheet reduces weather helm, while downwind sailing may require dropping the mainsail entirely to maintain control.7:16 This technique relies on the interaction between sail plan, hull hydrodynamics, and rudder angle to keep the boat on a steady track. Practising this method allows a solo sailor to troubleshoot or repair steering systems while underway. The ability to balance a boat under sail alone provides a critical safety margin for long-distance, single-handed passages.

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