35100-ZVL-013 Combination Switch - Overview. The 35100-ZVL-013 Combination Switch is an essential control unit designed specifically for Honda marine engine systems. It consolidates multiple critical functions such as ignition, lighting, and engine start/stop controls into a single durable assembly, ensuring seamless and reliable operation. Engineered to maintain system integrity and performance, this switch fits precisely within Honda marine systems and integrates flawlessly with existing hardw