35640-ZY3-013 Power Tilt Switch - Overview. The 35640-ZY3-013 Power Tilt Switch is an essential component within Honda marine engine systems, specifically designed to electronically control the tilt and trim of the outboard engine. This switch supports the reliable operation of the tilt system, ensuring smooth and responsive engine positioning adjustments that enhance maneuverability and protect the engine and boat during various boating conditions. As an OEM part, the switch adheres to Honda's