Shop Ford Escape O2 Sensors. Find Ford Escape O2 Sensor Socket & Spacer. Explore Oxygen Sensor Replacement Cost. Discover Sensor Location. Use Sensor Cleaner. Maintaining your Ford Escape's O2 sensors is crucial for optimal vehicle performance and fuel efficiency. To extend their lifespan, avoid using fuel additives and ensure your engine is running properly, as misfires can lead to premature sensor failure. Signs that you might need a replacement include a rough idle, decreased gas mileage, and a persistent check engine light. When selecting a new O2 sensor, opt for direct-fit models for ease of installation and to ensure compatibility with your Escape's onboard computer system. Premium materials like zirconium and yttrium enhance sensor longevity, making them a savvy investment for conscientious Ford owners. Always follow the manufacturer's guide for installation to avoid damage and ensure accurate readings.