Delphi ES20361 Oxygen Sensor - Front Left, Front Right, Rear Left or Rear Right

Delphi ES20361 Heated Oxygen Sensor Overview

The Delphi ES20361 is a heated oxygen sensor designed for precise emission control in select Hyundai and Kia vehicles. Engineered with a 4-wire configuration and a flat connector shape, this sensor ensures accurate air-fuel mixture readings for optimal engine performance.

• Heated oxygen sensor with 4 wires for reliable operation
• Flat connector shape for secure and easy installation
• Thread size of 18 x 1.5 mm compatible with specified vehicle models
• Overall length of 750 mm to fit front and rear positions
• Includes oxygen sensor and instruction sheet for installation guidance

Technical Details and Compatibility

The Delphi ES20361 oxygen sensor features a heated element that allows it to reach operating temperature quickly, improving sensor response time and reducing emissions during cold starts. The 4-wire design supports both the sensor signal and heater circuit, ensuring consistent performance. Its flat connector shape simplifies wiring connections, while the 18 x 1.5 mm thread size matches OEM specifications for a secure fit. With an overall length of 750 mm, this sensor is suitable for installation in front left, front right, rear left, and rear right positions on compatible vehicles.

This oxygen sensor is compatible with various Hyundai and Kia models, including the Hyundai Amanti, Azera, Entourage, Genesis, Santa Fe, Sonata, Veracruz, and the Kia Sedona and Sorento. The part number ES20361 ensures you receive the correct sensor designed specifically for these applications.

Common Applications and Problem Resolution

• Helps maintain proper air-fuel ratio for efficient combustion
• Reduces engine misfires caused by faulty oxygen sensor readings
• Improves fuel economy by providing accurate feedback to the engine control unit
• Assists in lowering harmful emissions to meet environmental standards
• Prevents check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

• Ensure the engine is cool before removing the old sensor to avoid burns
• Use the correct 18 x 1.5 mm thread size socket for removal and installation
• Apply anti-seize compound on the sensor threads if not pre-coated
• Verify the flat connector shape matches the vehicle wiring harness before installation
• Follow the included instruction sheet for proper wiring and positioning

Quality Assurance and Warranty

Delphi oxygen sensors are manufactured to meet or exceed OEM standards for durability and performance. The ES20361 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 to provide confidence in your purchase.