Delphi ES20198 Oxygen Sensor

Delphi ES20198 Heated Oxygen Sensor Overview

The Delphi ES20198 is a heated oxygen sensor designed for precise emission control in select Chrysler, Dodge, Jeep, and Mitsubishi 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 warm-up and accurate readings
• Four-wire design ensuring reliable electrical connections
• Square connector shape for secure fitment
• Thread size of 18 x 1.5 mm compatible with specified vehicle models
• Overall length of 650 mm for proper installation
• Includes oxygen sensor and instruction sheet for installation guidance
• Compatible with front and rear positions including front left, rear left, and rear right

Detailed Product Description

The Delphi ES20198 oxygen sensor features a heated element that allows the sensor to reach operating temperature quickly, improving fuel efficiency and emission control. Its four-wire configuration supports both the sensor signal and heater circuit, ensuring consistent performance. The square connector shape provides a secure and stable electrical connection, reducing the risk of disconnection or signal loss. With a thread size of 18 x 1.5 mm and an overall length of 650 mm, this sensor is engineered to fit precisely in the exhaust systems of Chrysler Aspen, Dodge Dakota, Durango, Ram 1500, Jeep Commander, Grand Cherokee, and Mitsubishi Raider and Pacifica models. The package includes the oxygen sensor and an instruction sheet to assist with proper installation.

Compatible Vehicles and Applications

• Chrysler Aspen
• Dodge Dakota, Durango, Ram 1500
• Jeep Commander, Grand Cherokee
• Mitsubishi Pacifica, Raider

This oxygen sensor is suitable for front and rear positions, including front left, rear left, and rear right locations, ensuring comprehensive coverage for emission control needs.

Common Issues Addressed by Delphi ES20198

• Incorrect air-fuel mixture readings causing poor fuel economy
• Check engine light triggered by faulty oxygen sensor signals
• Increased emissions due to sensor malfunction
• Engine performance issues such as rough idling or hesitation
• Failed emissions tests related to sensor failure

Installation Notes and Tips

Before installation, ensure the engine and exhaust system are cool to avoid burns. Use the included instruction sheet for guidance on sensor placement and torque specifications. Verify the connector shape matches the vehicle harness to prevent electrical issues. It is recommended to apply anti-seize compound on the sensor threads to facilitate future removal. Proper installation in the specified front or rear positions is critical for accurate sensor operation.

Quality Assurance and Warranty

Delphi oxygen sensors are manufactured to meet OEM standards for durability and performance. The ES20198 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.