Delphi ES20106 Oxygen Sensor - Front Left, Rear or Rear Left

Delphi ES20106 Heated Oxygen Sensor Overview

The Delphi ES20106 is a heated oxygen sensor designed for precise emission control in select Dodge and Jeep 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
• Overall length of 460.0 mm for correct installation depth
• Includes oxygen sensor and instruction sheet for installation guidance
• Position-specific fitment: front left, rear, and rear left locations

Technical Details and Compatibility

The Delphi ES20106 oxygen sensor is engineered to meet the emission control requirements of Dodge and Jeep models including Dakota, Durango, Grand Cherokee, Ram 1500, Ram 2500, Ram 3500, and Viper. Its heated sensor type allows for faster warm-up times, improving sensor responsiveness and reducing emissions during cold starts. The 4-wire design supports both the sensor heater circuit and signal output, ensuring consistent performance. The square connector shape and 18 x 1.5 mm thread size provide a secure and precise fit in the designated sensor ports. With an overall length of 460 mm, this sensor fits correctly in front left, rear, and rear left positions depending on vehicle specifications.

Common Applications and Problem Resolution

• Helps maintain proper air-fuel ratio for efficient combustion
• Reduces engine misfires caused by faulty oxygen sensor readings
• Prevents increased emissions and failed emissions tests
• Addresses rough idling and poor fuel economy issues
• Supports engine control module in optimizing fuel injection timing

Installation Notes and Tips

When installing the Delphi ES20106 oxygen sensor, ensure the vehicle is cooled down to avoid burns. Use the included instruction sheet for guidance on sensor location and torque specifications. Verify the sensor’s connector matches the vehicle’s wiring harness to avoid electrical issues. It is recommended to apply anti-seize compound on the threads to facilitate future removal. Proper installation in the front left, rear, or rear left position is critical for accurate sensor readings and engine performance.

Quality Assurance and Warranty

Delphi oxygen sensors are manufactured to meet OEM standards for durability and accuracy. The ES20106 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 to provide confidence in product quality.