1D4115 Push/Choke Key (1D) - Overview. The 1D4115 Push/Choke Key (1D) is a critical component in Honda marine engine systems. It belongs to the rigging accessories category, specifically designed to support the choke system for fuel management. This key provides push-to-choke function, helping to regulate engine air-fuel mixture for easier cold starting and stable engine operation. Designed to integrate seamlessly with existing controls, it ensures optimal performance and durability for your Hon