Bosch 17407 Oxygen Sensor - Upstream

Overview of Bosch Actual OE Oxygen Sensor 17407

The Bosch Actual OE Oxygen Sensor 17407 is designed specifically for select Audi models, including the A8 Quattro, RS7, S6, S7, and S8. This wide-band oxygen sensor features a heated design and precise fitment to ensure accurate emissions control and optimal engine performance.

• Heated oxygen sensor for faster response times
• Specific fit for Audi A8 Quattro, RS7, S6, S7, and S8 models
• Wide-band sensor type for accurate air-fuel ratio monitoring
• 22.4-inch wiring harness length with 5 wires and blade terminals
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Durable metal housing with oblong male connector
• Standard replacement grade for reliable performance

Detailed Product Description

The Bosch Actual OE Oxygen Sensor 17407 is engineered to meet the exact specifications of your Audi vehicle’s emission control system. As part of Bosch's Actual OE Oxygen Sensor line, this sensor provides a direct replacement that matches original equipment standards. The heated sensor element allows for quicker activation, reducing emissions during cold starts. Its wide-band sensor technology delivers precise air-fuel ratio data to the engine control unit, helping maintain efficient combustion and compliance with emission regulations.

This sensor includes a 22.4-inch wiring harness with five wires terminated by blade-type terminals, ensuring secure electrical connections. The oblong male connector and female terminals are designed for a specific fit, eliminating compatibility issues. The sensor’s metal housing and threaded mounting type (18 mm diameter) provide durability and ease of installation. With an overall length of 25.8 inches, including a 24.6-inch length from sealing surface to connector end, it offers ample reach for proper placement in the exhaust system.

Compatible Vehicles and Common Applications

• Replacement for oxygen sensors in Audi A8 Quattro models
• Suitable for Audi RS7 emission control sensor replacement
• Fits Audi S6, S7, and S8 models requiring a wide-band oxygen sensor
• Addresses issues such as poor fuel economy and rough idling
• Helps resolve check engine light triggers related to oxygen sensor faults

Installation Notes and Tips

When installing the Bosch Actual OE Oxygen Sensor 17407, ensure the vehicle is cool to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the wiring harness length and connector type match your vehicle’s factory setup to prevent electrical issues. Thread the sensor carefully to avoid cross-threading and torque to manufacturer specifications. No mounting bracket is included, so use the existing mounting point on the vehicle.

Quality Assurance and Warranty

Bosch’s Actual OE Oxygen Sensor line is designed to meet original equipment standards for fit, form, and function. This sensor is a standard replacement grade part, manufactured with durable metal housing and high-quality components to ensure long service life. While specific warranty details are not provided here, Bosch typically offers limited warranties on their OE replacement parts to cover defects in materials and workmanship.