OE Quality
60-Day Returns

Bosch 17174 Oxygen Sensor - Upstream
Overview of Bosch Actual OE Oxygen Sensor 17174
The Bosch Actual OE Oxygen Sensor 17174 is designed specifically for Porsche Cayenne models, ensuring precise emission control and optimal engine performance. This heated wide-band oxygen sensor provides accurate air-fuel mixture readings to maintain efficient combustion and reduce emissions.
- Heated oxygen sensor for faster response times
- Specific fit for Porsche Cayenne vehicles
- Wide-band sensor type for precise air-fuel ratio measurement
- 28.1-inch wiring harness length with included harness
- Threaded mounting type with 18 mm thread diameter
- Blade terminal type with male connector and oblong shape
- Durable metal housing with steel finish
- Standard replacement grade for reliable performance
- Hex size of 22 mm for installation
- Wire quantity: 5 wires with 6 terminals
About the Bosch Actual OE Oxygen Sensor Product Line
The Bosch Actual OE Oxygen Sensor line is engineered to meet original equipment specifications, providing a direct replacement for factory-installed sensors. This product line focuses on delivering consistent sensor performance and durability, making it suitable for emission control systems in vehicles like the Porsche Cayenne. The 17174 sensor maintains the integrity of the vehicle’s emission system by ensuring accurate oxygen level detection and compatibility with the vehicle’s engine management system.
Detailed Product Description
This Bosch oxygen sensor features a heated design that allows it to reach operating temperature quickly, improving sensor response and reducing emissions during cold starts. The wide-band sensor type offers a broader measurement range compared to narrow-band sensors, enabling more precise air-fuel ratio adjustments. The sensor includes a 28.1-inch wiring harness with a male oblong connector and blade terminals, facilitating straightforward installation and secure electrical connections. Its metal housing with a steel finish provides durability against harsh engine conditions. The threaded mounting type with an 18 mm diameter and 22 mm hex size ensures compatibility with the Porsche Cayenne’s exhaust system.
Common Applications and Issues Addressed
- Replacement for faulty or failing oxygen sensors in Porsche Cayenne models
- Helps resolve poor fuel economy caused by incorrect air-fuel mixture readings
- Reduces engine performance issues related to improper oxygen sensor signals
- Assists in passing emissions tests by maintaining accurate exhaust gas monitoring
- Prevents check engine light triggers related to oxygen sensor faults
Installation Notes and Tips
Ensure the vehicle is cool before beginning installation to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the sensor’s wiring harness length and connector type match the vehicle’s factory setup. Avoid damaging the sensor’s wiring during installation. Thread the sensor carefully to prevent cross-threading and tighten to manufacturer torque specifications. The included wiring harness simplifies connection to the vehicle’s electrical system.
Quality Assurance and Warranty
The Bosch Actual OE Oxygen Sensor 17174 is manufactured to meet OEM standards for fit, form, and function. Bosch provides a standard replacement grade sensor designed for reliable operation within the vehicle’s emission control system. While specific warranty details are not provided here, Bosch products typically come with a limited warranty covering defects in materials and workmanship.
This part fits 4 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Porsche | Cayenne | 4.5L | V8 | Upstream | Actual OE Oxygen Sensor |
| 2005 | Porsche | Cayenne | 4.5L | V8 | Upstream | Actual OE Oxygen Sensor |
| 2004 | Porsche | Cayenne | 4.5L | V8 | Upstream | Actual OE Oxygen Sensor |
| 2003 | Porsche | Cayenne | 4.5L | V8 | Upstream | Actual OE Oxygen Sensor |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.