35100-ZY6-013 Combination Switch - Overview. The 35100-ZY6-013 Combination Switch is an essential control module for Honda marine engine systems, integrating multiple critical functions such as ignition, starting, emergency stop, and alert lighting into a single, compact assembly. Designed for seamless operation in Honda outboards, this switch assembly plays a pivotal role in the user interface and safety system of your marine engine. It ensures smooth control while maintaining optimal engine pe