Delphi ES20064 Oxygen Sensor

Delphi ES20064 Heated Oxygen Sensor Overview

The Delphi ES20064 is a heated oxygen sensor designed for precise emission control in various Ford, Lincoln, Mazda, and Mercury vehicles. This sensor helps maintain optimal engine performance and reduces harmful emissions by accurately monitoring oxygen levels in the exhaust system.

• Heated sensor type for faster response times
• 4-wire design ensuring reliable electrical connections
• Round connector shape for secure fitment
• Thread size of 18 x 1.5 mm compatible with multiple vehicle models
• Overall length of 500 mm for versatile installation
• Includes oxygen sensor and instruction sheet for installation guidance
• Compatible with front and rear positions on various vehicles

Technical Details and Compatibility

The Delphi ES20064 oxygen sensor features a heated element that allows the sensor to reach operating temperature quickly, improving fuel efficiency and emission control. Its 4-wire configuration supports both the sensor signal and heater circuit, ensuring accurate readings and durability. The round connector shape and standard 18 x 1.5 mm thread size make it suitable for direct replacement in many Ford, Lincoln, Mazda, and Mercury models, including the Ford F-150, Explorer, Escape, and the Lincoln MKS. The sensor’s 500 mm overall length provides flexibility for installation in front or rear exhaust locations, including front left, front right, rear left, rear right, and upward positions.

Applications and Problem Resolution

• Helps resolve poor fuel economy caused by faulty oxygen sensors
• Reduces engine misfires related to incorrect air-fuel mixture readings
• Addresses check engine light triggers due to sensor failure
• Improves emissions compliance by maintaining accurate exhaust gas monitoring
• Prevents rough idling and hesitation during acceleration

Installation Notes and Tips

When installing the Delphi ES20064 oxygen sensor, ensure the engine and exhaust system are cool to avoid burns. Use the included instruction sheet for proper wiring and torque specifications. Verify the sensor’s connector matches the vehicle’s harness to prevent electrical issues. It is recommended to apply anti-seize compound on the threads to facilitate future removal. Confirm sensor placement according to vehicle-specific service manuals, as this sensor fits multiple positions including front and rear locations.

Quality Assurance and Warranty

Delphi oxygen sensors are manufactured to meet or exceed OEM standards for durability and performance. The ES20064 part number undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details may vary, Delphi typically offers coverage against defects in materials and workmanship, providing confidence in the sensor’s long-term functionality.