Order Honda Odyssey EGR Sensor & Honda Odyssey Exhaust Gas Recirculation Cooler. Find Honda Odyssey Exhaust Gas Recirculation Valve. Maintaining the EGR (Exhaust Gas Recirculation) valve in your Honda Odyssey is crucial for optimal performance and longevity. Regular cleaning to prevent carbon build-up is key, and be on the lookout for signs of failure such as rough idling or a check engine light, which may indicate it's time for a replacement. When selecting a new EGR valve, choose from options like basic models or those with integrated sensors, focusing on high-grade materials for durability. Proper installation enhances function, ensuring reduced emissions and improved fuel efficiency. Visit our online store for a curated selection of EGR valves, complete with installation guides to empower your DIY success.