Bosch 13942 Oxygen Sensor - Upstream

Reliable Oxygen Sensor for Ford, Lincoln, Mazda, and Mercury Vehicles

The Bosch Engineered Oxygen Sensor 13942 is designed to provide accurate air-fuel mixture readings for specific Ford, Lincoln, Mazda, and Mercury models. This narrow-band heated oxygen sensor ensures optimal engine performance and emission control by delivering precise data to your vehicle's engine management system.

• Specific fit for Ford, Lincoln, Mazda, and Mercury models including F-150, Mustang, Taurus, and more
• Heated narrow-band oxygen sensor for faster response times
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Includes 8.1-inch wiring harness with 3 wires and a round male connector
• Durable metal housing finished in steel for long-lasting performance
• Standard replacement grade with universal compatibility within specified models

About the Bosch Engineered Oxygen Sensor Line

The Bosch Engineered Oxygen Sensor line focuses on delivering precise emission control components engineered to meet or exceed OEM specifications. The 13942 oxygen sensor is part of this line, offering a narrow-band heated sensor designed for specific vehicle applications. This ensures reliable sensor operation and helps maintain compliance with emission standards for Ford, Lincoln, Mazda, and Mercury vehicles.

Product Details and Specifications

This Bosch oxygen sensor features a threaded mounting type with an 18 mm thread diameter and a 22 mm hex size for easy installation. The sensor is heated, which improves response time and accuracy in measuring oxygen levels in the exhaust gases. It comes with an 8.1-inch wiring harness that includes 3 wires and a round male connector with 4 terminals, ensuring a secure and proper electrical connection. The overall length of the sensor is 11.8 inches, with a length of 10.6 inches from the sealing surface to the end of the connector. The sensor housing is made of durable metal with a steel finish, weighing approximately 0.22 lbs.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for Ford F-150, Mustang, and Taurus models
• Helps resolve engine performance issues related to faulty oxygen sensors
• Reduces emissions and improves fuel efficiency in Lincoln Continental and Town Car vehicles
• Prevents check engine light triggers caused by sensor failure in Mazda B2300 and Mercury Cougar
• Supports proper operation of emission control systems in Ford Econoline vans and Bronco models

Installation Notes and Tips

When installing the Bosch Engineered Oxygen Sensor 13942, ensure the threaded mounting hole is clean and free of debris. Use a 22 mm wrench or socket for proper tightening without over-torquing. The sensor includes a wiring harness with a round male connector; verify connector compatibility with your vehicle’s wiring harness before installation. This sensor is a specific fit part, so confirm compatibility with your Ford, Lincoln, Mazda, or Mercury model and year prior to installation.

Quality Assurance and Warranty

Bosch Engineered Oxygen Sensors are manufactured to meet strict quality standards and OEM specifications. The 13942 sensor undergoes rigorous testing to ensure durability and reliable performance under various operating conditions. While specific warranty details may vary, Bosch typically offers a limited warranty covering defects in materials and workmanship for their oxygen sensors.