Delphi ES20024 Oxygen Sensor - Rear

Delphi ES20024 Heated Oxygen Sensor Overview

The Delphi ES20024 is a heated oxygen sensor designed for precise emission control in select Dodge and Plymouth vehicles. Engineered with a 4-wire configuration and a square connector shape, 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 910 mm for correct installation depth
• Includes oxygen sensor and instruction sheet for installation guidance
• Compatible with front and rear positions depending on vehicle model

Detailed Product Description

The Delphi ES20024 oxygen sensor is a critical component in the emission control system, designed to monitor oxygen levels in the exhaust gases of Dodge and Plymouth models such as the D100, D150, D250, Dakota, Monaco, Neon, W100, and W150. 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 signal and heater circuit, ensuring consistent performance. The square connector shape and 18 x 1.5 mm thread size provide a secure and precise fit, while the 910 mm overall length accommodates proper placement in the exhaust system. This sensor is suitable for front or rear positions depending on the specific vehicle application; always refer to your vehicle’s service manual for exact positioning.

Common Applications and Issues Addressed

• Helps maintain optimal air-fuel ratio for efficient combustion
• Reduces engine misfires caused by incorrect oxygen sensor readings
• Prevents increased emissions and failed emissions tests
• Improves fuel economy by providing accurate feedback to the engine control unit
• Resolves check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

• Verify sensor position (front or rear) based on your vehicle’s specifications
• Use proper tools to avoid damaging the 18 x 1.5 mm threaded fitting
• Ensure the square connector is fully seated and locked to prevent electrical issues
• Follow the included instruction sheet carefully for installation procedures
• Allow the engine to cool before sensor replacement to avoid burns

Quality Assurance and Warranty

Delphi oxygen sensors are manufactured to meet OEM standards for durability and performance. The ES20024 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. Consult product documentation or your supplier for exact warranty terms.