Bosch 18031 Oxygen Sensor

Reliable Oxygen Sensor for Acura and Honda Vehicles

The Bosch Engineered Oxygen Sensor part number 18031 is designed specifically for select Acura and Honda models. This narrow-band heated oxygen sensor ensures accurate air-fuel mixture readings to help maintain optimal engine performance and emissions control.

• Specific fit for Acura and Honda models including Accord, MDX, Odyssey, Pilot, and more
• Heated narrow-band oxygen sensor type for precise emissions monitoring
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• 19.7-inch wiring harness length with 4-wire blade terminals and rectangular male connector
• Durable metal housing finished in steel for long-lasting use

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor line focuses on delivering reliable and precise emission control components tailored to specific vehicle applications. Part number 18031 is a standard replacement sensor engineered to meet OEM specifications, providing consistent performance and compatibility with the original equipment on Acura and Honda vehicles.

Product Details and Specifications

This oxygen sensor features a narrow-band heated design, which allows it to quickly reach operating temperature and provide accurate oxygen level readings. The sensor includes a 19.7-inch wiring harness with four wires and blade terminals, connected via a rectangular male connector. The threaded mounting type with an 18 mm diameter and 22 mm hex size ensures secure installation. The sensor’s metal housing and steel finish contribute to its durability under typical engine conditions. Overall length measures 23.4 inches, with a sealing surface to connector length of 22.2 inches.

Common Applications and Issues Addressed

• Restores proper air-fuel ratio readings for improved fuel efficiency
• Helps reduce harmful emissions by ensuring accurate sensor data
• Resolves engine performance issues related to faulty oxygen sensors
• Prevents check engine light triggers caused by sensor failure
• Maintains compliance with emission control standards on Acura and Honda models

Installation Notes and Tips

Installation requires removal of the old oxygen sensor and threading the Bosch 18031 sensor into the exhaust manifold or pipe. Use a 22 mm oxygen sensor socket for proper tightening. Ensure the wiring harness is routed away from hot engine components to prevent damage. This sensor is a specific fit for Acura and Honda vehicles listed and is not universal.

Quality Assurance and Warranty

The Bosch Engineered Oxygen Sensor 18031 is manufactured to meet OEM standards for fit, form, and function. It is a standard replacement part designed for durability and reliable operation. While specific warranty details are not provided here, Bosch products typically come with manufacturer-backed quality assurance to support long-term use.