Delphi ES11080 Oxygen Sensor - Front, Front Left or Front Right

Delphi Oxygen Sensor ES11080 Overview

The Delphi ES11080 oxygen sensor is designed for precise emission control in select BMW and Mini models. Featuring a 5-wire configuration and a square connector, this sensor ensures accurate air-fuel mixture readings for optimal engine performance.

• 5-wire oxygen sensor for reliable signal transmission
• Square connector shape for secure and proper fitment
• Thread size of 18 x 1.5 mm compatible with specified vehicles
• Includes oxygen sensor and instruction sheet for installation guidance
• Position-specific fitment for front, front left, and front right locations

Detailed Product Description

The Delphi ES11080 oxygen sensor is engineered to meet the emission control requirements of BMW and Mini vehicles, including models such as the 550i, 650i, 750i, 750Li, 760Li, Cooper, M5, M6, and X5. Its 5-wire design allows for enhanced signal accuracy and durability compared to simpler sensor types. The square connector shape ensures a secure electrical connection, reducing the risk of sensor failure due to loose contacts. With a thread size of 18 x 1.5 mm, this sensor fits precisely into the designated exhaust ports, supporting proper installation and function. The package includes the oxygen sensor itself along with an instruction sheet to assist with correct placement and wiring.

Applications and Common Issues Addressed

• Helps maintain optimal air-fuel ratio for efficient combustion
• Reduces engine misfires caused by faulty 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

• Ensure the sensor is installed in the correct position: front, front left, or front right as specified for your vehicle
• Use proper tools to avoid damaging the 18 x 1.5 mm thread during installation
• Verify the square connector is fully seated to prevent electrical issues
• Follow the included instruction sheet carefully for wiring and torque specifications

Quality Assurance and Warranty

Delphi oxygen sensors are manufactured to meet OEM standards for durability and performance. The ES11080 part number undergoes rigorous testing to ensure reliable operation in BMW and Mini vehicles. While specific warranty details may vary, Delphi typically offers coverage against manufacturing defects to provide confidence in product quality.