Delphi ES10317 Oxygen Sensor - Rear

Delphi ES10317 Oxygen Sensor Overview

The Delphi ES10317 oxygen sensor is designed for precise emission control in select Geo and Toyota vehicles. This non-heated sensor is engineered to provide accurate air-fuel mixture readings, helping maintain optimal engine performance and reduce emissions.

• Non-heated oxygen sensor type for reliable operation
• Two-wire design with a square connector shape
• Thread size of 18 x 1.5 mm for secure installation
• Overall length of 200.0 mm to fit rear position requirements
• Includes oxygen sensor and instruction sheet for installation guidance

Detailed Product Description

The Delphi ES10317 oxygen sensor is specifically designed for rear position installation on Geo Prizm and Toyota Corolla models. Its non-heated sensor type uses a two-wire configuration, which simplifies wiring and reduces potential failure points. The square connector shape ensures a secure and proper connection to the vehicle’s wiring harness. With a thread size of 18 x 1.5 mm, this sensor fits precisely into the exhaust system, maintaining a tight seal to prevent leaks. The overall length of 200.0 mm accommodates the sensor’s placement in the rear exhaust stream, where it monitors oxygen levels to optimize combustion efficiency and emissions control.

Common Applications and Issues Addressed

• Helps correct inaccurate air-fuel mixture readings
• Reduces engine misfires related to faulty oxygen sensors
• Improves fuel economy by providing accurate feedback to the engine control unit
• Assists in passing emissions inspections by maintaining proper exhaust gas composition
• Prevents check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

• Compatible with rear oxygen sensor position on Geo Prizm and Toyota Corolla models
• Ensure thread size 18 x 1.5 mm matches vehicle specifications before installation
• Use proper torque settings to avoid sensor damage or exhaust leaks
• Disconnect the battery before installation to prevent electrical shorts
• Follow included instruction sheet for step-by-step guidance

Quality Assurance and Warranty

Delphi manufactures the ES10317 oxygen sensor to meet OEM standards for fit, form, and function. Each sensor undergoes rigorous testing to ensure durability and accurate performance under normal operating conditions. While specific warranty details may vary, Delphi typically offers coverage against manufacturing defects to provide confidence in product reliability.