Bosch 17312 Oxygen Sensor - Upstream Left

Overview of Bosch Actual OE Oxygen Sensor 17312

The Bosch Actual OE Oxygen Sensor 17312 is designed specifically for Porsche and Volkswagen vehicles, including the Cayenne, Panamera, and Touareg models. This heated wide-band oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.

• Heated wide-band oxygen sensor for precise emissions monitoring
• Specific fit for Porsche Cayenne, Panamera, and Volkswagen Touareg
• Includes a 52.4-inch wiring harness with 5 wires and a male oblong connector
• Threaded mounting type with 18 mm thread diameter and 22 mm hex size
• Durable metal housing with steel finish and standard replacement grade

Detailed Product Features and Specifications

This Bosch oxygen sensor (part number 17312) features a heated element to provide faster sensor response times and improved cold start performance. The sensor is a wide-band type, which allows for more accurate measurement of oxygen levels in the exhaust gases compared to narrow-band sensors. It comes with a 52.4-inch wiring harness that includes 5 wires and a male oblong connector with 6 terminals, designed for a specific fit rather than universal application. The sensor mounts via a threaded connection with an 18 mm diameter and 22 mm hex size, making installation straightforward on compatible Porsche and Volkswagen models. The metal housing and steel finish provide durability under high-temperature conditions typical of exhaust systems.

About the Bosch Actual OE Oxygen Sensor Product Line

The Bosch Actual OE Oxygen Sensor line is engineered to meet original equipment specifications, ensuring reliable performance and compatibility with the vehicle’s emission control system. This product line focuses on delivering sensors that match the fit, form, and function of the factory-installed parts, making them suitable replacements for maintaining proper engine management and emissions compliance.

Common Applications and Issues Addressed

• Restores accurate air-fuel ratio readings for improved fuel efficiency
• Helps resolve engine performance issues such as rough idling or hesitation
• Supports reduction of harmful exhaust emissions
• Prevents check engine light triggers related to oxygen sensor faults
• Ensures proper operation of catalytic converters and emission systems

Installation Notes and Tips

When installing the Bosch 17312 oxygen sensor, ensure the vehicle is compatible with this specific fit sensor for Porsche Cayenne, Panamera, or Volkswagen Touareg models. Use the 22 mm hex size for sensor removal and installation. Avoid damaging the wiring harness or connector during installation. It is recommended to apply anti-seize compound on the sensor threads to facilitate future removal. Verify all electrical connections are secure and free of corrosion before completing installation.

Quality Assurance and Warranty

Bosch oxygen sensors are manufactured to meet strict quality standards and undergo rigorous testing to ensure durability and performance. The Actual OE Oxygen Sensor 17312 is a standard replacement grade part designed to match OEM specifications. While specific warranty details may vary, Bosch typically offers a limited warranty covering defects in materials and workmanship to provide confidence in the product’s reliability.