Delphi ES20196 Oxygen Sensor - Rear Left

Delphi ES20196 Oxygen Sensor Overview

The Delphi ES20196 is a heated oxygen sensor designed specifically for the rear left position on Jeep Grand Cherokee models. This sensor plays a critical role in monitoring exhaust gases to optimize engine performance and emissions control.

• Heated sensor type for faster response times
• Four-wire design ensuring accurate signal transmission
• Square connector shape for secure and reliable connection
• Thread size of 18 x 1.5 mm for precise fitment
• Overall length of 350.0 mm to match factory specifications
• Includes oxygen sensor and instruction sheet for installation guidance

Detailed Product Description

The Delphi ES20196 oxygen sensor is engineered to meet the exacting standards required for emission control systems in Jeep Grand Cherokee vehicles. Featuring a heated sensor element, it quickly reaches optimal operating temperature, improving fuel efficiency and reducing harmful emissions. The four-wire configuration supports both the sensor signal and heater circuit, ensuring consistent performance. Its square connector shape and 18 x 1.5 mm thread size provide a secure and precise fit in the rear left exhaust position. With an overall length of 350.0 mm, this sensor aligns with OEM specifications to maintain proper sensor placement and function.

Common Applications and Issues Addressed

• Helps resolve check engine light triggers related to oxygen sensor faults
• Improves fuel economy by providing accurate air-fuel mixture data
• Reduces emissions by ensuring proper catalytic converter operation
• Addresses rough idling or engine hesitation caused by faulty sensors
• Prevents failed emissions tests due to sensor malfunction

Installation Notes and Tips

• Ensure the vehicle is cool before installation to avoid burns
• Use appropriate tools to avoid damaging the 18 x 1.5 mm threaded fitting
• Verify the sensor is installed in the rear left position as specified
• Check connector compatibility with the square shape for secure connection
• Follow the included instruction sheet for proper wiring and torque specifications

Quality Assurance and Warranty

Delphi oxygen sensors are manufactured to meet strict quality standards for durability and performance. The ES20196 part number undergoes rigorous testing to ensure reliable operation in Jeep Grand Cherokee vehicles. While specific warranty details may vary, Delphi typically offers coverage against defects in materials and workmanship to support long-term use.