Delphi ES11072 Oxygen Sensor - Front or Rear Right

Delphi ES11072 Heated Oxygen Sensor Overview

The Delphi ES11072 is a heated oxygen sensor designed for precise emission control in select Hyundai and Kia vehicles. Engineered with a 4-wire configuration and a square connector, this sensor ensures accurate air-fuel mixture readings for optimal engine performance.

• Heated oxygen sensor with 4 wires for reliable operation
• Square connector shape for secure and proper fitment
• Thread size of 18 x 1.5 mm compatible with specified vehicles
• Includes oxygen sensor and instruction sheet for installation guidance
• Positioned for front or rear right installation depending on vehicle model

Technical Details and Compatibility

The Delphi ES11072 oxygen sensor features a heated design that allows it to reach operating temperature quickly, improving sensor response time and reducing emissions during cold starts. The 4-wire setup includes two wires for the heating element and two for the sensor signal, ensuring accurate data transmission to the engine control unit. The square connector shape and 18 x 1.5 mm thread size provide a secure and precise fit for Hyundai and Kia models such as the Optima, Rondo, Santa Fe, Santa Fe XL, Sedona, Sonata, and Sorento. Installation position is vehicle-specific, typically front or rear right, so referencing your vehicle’s service manual is recommended.

Common Applications and Problem Resolution

• Helps maintain proper air-fuel ratio for efficient combustion
• Reduces engine misfires and rough idling caused by faulty sensors
• Improves fuel economy by providing accurate oxygen level readings
• Assists in passing emissions tests by controlling exhaust gases
• Prevents check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

Before installation, verify the sensor position specific to your Hyundai or Kia model. Use appropriate tools to avoid damaging the sensor or threads. It is recommended to disconnect the battery before replacement to prevent electrical issues. Follow the included instruction sheet carefully for wiring and torque specifications. After installation, clear any diagnostic trouble codes and perform a test drive to ensure proper sensor operation.

Quality Assurance and Warranty

Delphi oxygen sensors are manufactured to meet OEM standards for durability and performance. The ES11072 part number undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details may vary, Delphi typically offers coverage against manufacturing defects, providing confidence in the sensor’s longevity and function.