35655-ZZ3-003 Oxygen Sensor - Overview. The 35655-ZZ3-003 Oxygen Sensor is a critical component in Honda marine engine systems, tasked with monitoring the exhaust gases to optimize fuel combustion efficiency and emissions control. Installed within the exhaust system, this sensor provides accurate feedback to the engine management system, allowing for precise fuel mixture adjustments that ensure reliable operation and compliance with environmental standards. Genuine and specifically designed for