Delphi ES10949 Oxygen Sensor

Delphi ES10949 Oxygen Sensor Overview

The Delphi ES10949 oxygen sensor is designed for precise emission control in select Ford and Mazda vehicles. This non-heated sensor features a single wire and a square connector shape, ensuring reliable performance in front-position applications.

• Non-heated oxygen sensor type for accurate air-fuel mixture readings
• Single wire design simplifies installation and wiring
• Square connector shape for secure and proper fitment
• Thread size of 18 x 1.5 mm compatible with specified vehicle models
• Overall length of 555.0 mm for optimal placement in the exhaust system
• Includes oxygen sensor and instruction sheet for installation guidance

Detailed Product Description

The Delphi ES10949 oxygen sensor is engineered to monitor oxygen levels in the exhaust gases of Ford and Mazda vehicles, including models such as the Ford Probe, Mazda 626, MX-6, and RX-7. Its non-heated sensor type relies on exhaust heat to operate, making it suitable for front-position installation where exhaust temperatures are sufficient. The sensor’s single wire configuration and square connector shape facilitate straightforward integration with the vehicle’s emission control system. With a thread size of 18 x 1.5 mm and an overall length of 555.0 mm, this sensor fits securely and maintains accurate readings essential for engine management and emissions compliance.

Common Applications and Issues Addressed

• Helps maintain optimal air-fuel ratio for efficient combustion
• Reduces harmful emissions by providing accurate oxygen level data
• Prevents engine performance issues related to faulty oxygen sensors
• Assists in resolving check engine light triggers related to sensor faults
• Supports proper functioning of catalytic converters

Installation Notes and Tips

• Ensure the sensor is installed in the front position of the exhaust system as specified
• Use the included instruction sheet for proper torque and wiring guidance
• Verify thread size compatibility (18 x 1.5 mm) before installation
• Handle the sensor carefully to avoid damage to the sensing element
• Check connector shape (square) for proper mating with vehicle harness

Quality Assurance and Warranty

Delphi oxygen sensors are manufactured to meet OEM standards for durability and performance. The ES10949 part number undergoes rigorous testing to ensure reliable operation in Ford and Mazda vehicles. While specific warranty details may vary, Delphi typically offers coverage against manufacturing defects to provide confidence in product quality.