Delphi ES20058 Oxygen Sensor - Rear

Delphi ES20058 Heated Oxygen Sensor Overview

The Delphi ES20058 is a heated oxygen sensor designed for precise emission control in select Acura and Honda vehicles. Engineered to meet OEM specifications, this sensor ensures accurate air-fuel mixture readings for optimal engine performance and reduced emissions.

• Heated sensor type for faster warm-up and improved efficiency
• 4-wire configuration for reliable signal transmission
• Square connector shape for secure and proper fitment
• Thread size of 18 x 1.5 mm compatible with specified models
• Overall length of 385.0 mm for correct installation depth
• Positioned for rear placement in the exhaust system
• Includes oxygen sensor and instruction sheet for installation guidance

Technical Details and Compatibility

The Delphi ES20058 oxygen sensor features a heated design that accelerates sensor activation, reducing the time needed for the engine control unit to receive accurate oxygen level data. With a 4-wire setup, this sensor provides both the heater circuit and signal wires, ensuring consistent performance. The square connector shape and 18 x 1.5 mm thread size are engineered to fit securely in the rear exhaust position of Acura and Honda models, including the Civic, CR-V, and Integra. The overall length of 385.0 mm allows for proper sensor placement and connection within the exhaust system.

Compatible Vehicles and Applications

This oxygen sensor is compatible with the following vehicles:

• Acura Integra
• Honda Civic
• Honda CR-V

It is specifically designed for rear exhaust system installation, ensuring accurate monitoring of exhaust gases after the catalytic converter.

Common Issues Addressed by the Delphi ES20058 Oxygen Sensor

• Incorrect air-fuel mixture readings causing poor fuel economy
• Check engine light triggered by faulty oxygen sensor signals
• Increased emissions due to delayed sensor response
• Engine performance issues related to exhaust gas monitoring
• Failed emissions tests linked to sensor malfunction

Installation Notes and Tips

When installing the Delphi ES20058 oxygen sensor, ensure the vehicle is cooled down to avoid burns. Use the included instruction sheet for proper wiring and torque specifications. Verify the square connector aligns correctly to prevent connection issues. It is recommended to inspect the exhaust threads and clean them before installation to ensure a secure fit. Replacement in the rear position requires access to the exhaust pipe after the catalytic converter.

Quality Assurance and Warranty

Delphi manufactures the ES20058 oxygen sensor to meet strict quality standards, ensuring durability and reliable performance. This sensor is built to OEM specifications for consistent fit and function. Warranty coverage details should be confirmed with the point of purchase or Delphi directly, as coverage may vary by region.